All Nutrition Tests

All Nutrition Tests brings together every lab you need to check how your diet and absorption support overall health. These tests look at vitamins and mineralsfatty acids, and metabolic markers that drive energy, mood, immunity, bone/muscle strength, and long-term heart and brain health. Because nutrition gaps and metabolic shifts often start silently, a proactive testing plan helps you catch problems early, pick the right next steps, and monitor progress over time.

A smart starting point includes CBC/CMPvitamin B12 with methylmalonic acid (MMA)folate25-OH vitamin D, and an iron panel with ferritin. Add zincmagnesiumcopper/ceruloplasminseleniumiodine (urine), and fatty-acid balance (Omega-3 Index, omega-6:omega-3 ratio) as needed. Round out the picture with A1c/fasting glucosefasting insulinlipids (± ApoB, Lp[a])hs-CRP, and TSH. These labs support screening, diagnostic work-up, and monitoring, but they do not replace a clinician’s evaluation or individualized nutrition guidance.

Signs, Symptoms & Related Situations

  • Energy & cognition: fatigue, brain fog, headaches, low mood, restless legs, numbness/tingling

  • Hair/skin/nails: hair thinning, brittle nails, dry skin, mouth sores or cracks

  • Muscle & bone: muscle cramps or weakness, bone pain, stress fractures

  • Blood & cardio-metabolic: pallor, shortness of breath with exertion, high triglycerides/low HDL, prior elevated A1c

  • Digestive & absorption clues: bloating, diarrhea/constipation, greasy stools, unintentional weight loss

  • Life stages & risks: vegan/vegetarian diets, pregnancy planning, bariatric/GI surgery, celiac/IBD, heavy menstrual loss, older age, alcohol use disorder, long-term metformin or acid-reducing medicines

  • Seek urgent care now: chest pain, severe shortness of breath, black/bloody stools, high fever, confusion, or rapidly worsening neurologic symptoms

All symptoms should be evaluated by a qualified clinician.

Why These Tests Matter

What testing can do

  • Detect deficiencies early (iron, B12/folate, vitamin D, zinc, magnesium, iodine) before complications

  • Differentiate causes of similar symptoms (iron vs. B12/folate anemia; thyroid vs. micronutrient issues)

  • Quantify metabolic status (A1c/insulin, lipids/ApoB, hs-CRP) and track trends after diet or clinical changes

What testing cannot do

  • Replace a full medical/nutrition assessment or provide dosing advice

  • Diagnose every cause of symptoms—some cases need stool studies, breath tests, imaging, or specialty care

  • Predict outcomes with certainty; results inform risk and direction, not final diagnoses

What These Tests Measure (at a glance)

  • CBC/CMP: anemia/infection clues; electrolytes; kidney/liver function; albumin/total protein (nutrition context).

  • Iron panel with ferritin (Iron, TIBC, Transferrin Saturation): screens iron deficiency and distribution. Ferritin rises with inflammation—interpret with context.

  • Vitamin B12 with MMA ± Homocysteine: confirms functional B12 status even when serum B12 looks “normal.” MMA can rise in kidney disease.

  • Folate (serum ± RBC): DNA synthesis and red-cell production; affected by alcohol and some medicines.

  • 25-OH Vitamin D: best screen for vitamin D; supports bone and muscle. 1,25-OH2 D is not a deficiency screen.

  • Minerals: ZincMagnesium (± RBC Mg), Copper + CeruloplasminSeleniumCalcium/PhosphorusPTH to assess the bone–mineral axis.

  • Iodine (urine): reflects recent intake; useful when thyroid symptoms and low-iodine diets coexist.

  • Metabolic health: A1c/fasting glucosefasting insulinlipid panel (± ApoBLp[a]), hs-CRP (steady-state), TSH ± Free T4.

  • Fatty-acid balance (optional): Omega-3 Index (RBC EPA+DHA %)omega-6:omega-3 ratioAA:EPA; consider trans fats %.

Quick Build Guide

Goal / Scenario Start with Add if needed
Wellness nutrition baseline CBC • CMP • 25-OH Vitamin D • B12 + MMA • Iron panel + Ferritin Zinc • Magnesium • Folate
Fatigue/brain fog CBC • B12 + MMA • Ferritin/Iron • TSH Vitamin D • Folate • B1 • B6
Hair/skin/nails issues Ferritin/Iron • Zinc Vitamin D • B12 • Copper
Bone or muscle pain/cramps 25-OH Vitamin D • Calcium • Magnesium • Phosphorus PTH • CK
Weight & metabolic health A1c • Fasting insulin • Lipid panel • hs-CRP ApoB • Lp(a) • Omega-3 Index
Plant-based/vegan B12 + MMA • Ferritin/Iron • 25-OH Vitamin D Zinc • Selenium • Iodine (urine)
Digestive or absorption concerns CBC • CMP • B12 + MMA • Ferritin/Iron • 25-OH Vitamin D Celiac panel • Zinc • Copper • Magnesium
Post-bariatric or GI surgery B12 + MMA • Ferritin/Iron • Folate • 25-OH Vitamin D • Calcium • PTH Zinc • Copper • Thiamine • Selenium • Magnesium
Pregnancy planning CBC • Ferritin/Iron • B12 • Folate • Vitamin D Iodine (urine) • TSH

How the Testing Process Works

  1. Choose your starting set: use the Quick Build Guide to match tests to your goals and history.

  2. Prepare for accuracy: fasting is needed only for panels with fasting glucose/insulin or lipids. Avoid high-dose biotin 24–48 hours before certain assays if instructed.

  3. Provide samples: standard blood drawurine iodine may be a spot urine sample.

  4. Get results securely: most values post within a few days.

  5. Review & plan: discuss results with your clinician or dietitian; set a monitoring cadence and adjust your nutrition plan.

Interpreting Results (General Guidance)

  • Low ferritin with low transferrin saturation → typical iron deficiency; assess intake vs. blood loss.

  • Normal B12 with elevated MMA → functional B12 deficiency; correlate with neurologic symptoms.

  • Low vitamin D with elevated/upper-normal PTH → vitamin D insufficiency affecting the bone–mineral axis.

  • Low zinc (especially with low albumin) → poor intake/absorption or inflammation; interpret with context.

  • High B6 level → potential sensory neuropathy; review supplement doses.

  • A1c/insulin elevated, triglycerides high, HDL low → insulin resistance pattern; track after lifestyle changes.
    Ranges vary by lab. Emphasize patterns and trends with a qualified healthcare professional.

Choosing Panels vs. Individual Tests

  • Foundational nutrition panel: CBC • CMP • B12 + MMA • Folate • 25-OH Vitamin D • Iron panel + Ferritin

  • Mineral-focused add-ons: Zinc • Magnesium (± RBC) • Copper + Ceruloplasmin • Selenium • Iodine (urine) • Calcium/Phosphorus • PTH

  • Metabolic add-ons: A1c • Fasting insulin • Lipid panel (± ApoB, Lp[a]) • hs-CRP • TSH

  • Fatty-acid balance (optional): Omega-3 Index • Omega-6:Omega-3 • AA:EPA • Trans fats %
    Use bundled panels for efficient screening; add individual markers to answer targeted questions and monitor progress.

FAQs

Do I need to fast for nutrition tests?
Only if your order includes fasting glucose/insulin or lipids. Most vitamin and mineral tests do not require fasting.

Should I stop supplements before testing?
Ask your clinician. List all products on your order. Some tests are drawn after a short washout; others are used to monitor supplementation.

Why pair B12 with MMA?
MMA rises when tissues are short on B12, even if serum B12 looks normal—useful for early deficiency.

Is ferritin alone enough to check iron?
Ferritin is essential, but pairing with iron, TIBC, and transferrin saturation improves accuracy, especially with inflammation.

Are RBC magnesium tests better than serum magnesium?
Both provide context. Serum may miss marginal deficits; RBC magnesium can add insight when symptoms persist.

How often should I retest?
Commonly 8–12 weeks after changes, then every 3–6 months until stable—follow your clinician’s plan.

Can these tests diagnose food intolerance?
Not directly. Intolerances often rely on history and elimination/re-challenge or specific breath/stool tests ordered separately.

Related Test Categories & Key Tests

  • Nutrition & Wellness Tests Hub

  • Micronutrient Testing • Diet Tests • Dietary Fatty Acids Tests • Metabolism Tests • Malabsorption Tests • Food Sensitivity Tests • All Vitamin & Mineral Deficiency Tests

  • Key Tests: CBC • CMP • Iron/TIBC • Transferrin Saturation • Ferritin • Vitamin B12 • MMA • Folate • 25-OH Vitamin D • Zinc • Magnesium (± RBC) • Copper • Ceruloplasmin • Selenium • Iodine (urine) • Calcium • Phosphorus • PTH • A1c • Fasting Glucose • Fasting Insulin • Lipid Panel (± ApoB, Lp[a]) • hs-CRP • TSH • Omega-3 Index • Omega-6:Omega-3 • AA:EPA • Trans Fats %

References 

  • NIH Office of Dietary Supplements — Vitamin and mineral fact sheets.
  • Endocrine Society — Clinical practice guideline on vitamin D evaluation.
  • American Society of Hematology — Iron deficiency evaluation in adults.
  • American Thyroid Association — Iodine and thyroid health resources.
  • Academy of Nutrition and Dietetics — Micronutrient assessment and medical nutrition therapy.
  • American Gastroenterological Association — Malabsorption and chronic diarrhea evaluation.
  • ASPEN/ESPEN — Micronutrient monitoring in clinical nutrition.
  • Clinical reviews on Omega-3 Index/AA:EPA interpretation, hs-CRP in risk assessment, and insulin resistance testing.

Available Tests & Panels

Your All Nutrition Tests menu is pre-populated in the Ulta Lab Tests system. Start with a foundational nutrition panel, then use filters to add mineral-focusedmetabolic, or fatty-acid balance markers based on your goals. Follow any prep instructions and review results with your clinician or dietitian to confirm findings and set a retesting schedule.

Check out a few of our nutritional panels that combine popular tests to give you more bang for your buck.

For additional information on the Tests for Detecting Nutritional Deficiencies, click here.

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Blood
Blood Draw, Phlebotomist

The Heavy Metals Micronutrients Blood Test Panel measures levels of arsenic, cadmium, cobalt, lead, and mercury to assess exposure and potential toxicity. These metals, found in the environment, food, or workplaces, can affect the nervous system, kidneys, bones, and overall health. This panel helps detect harmful accumulation, guide treatment, and monitor risks from environmental or occupational exposure.

Patient must be 18 years of age or older.

The Hemoglobin Test measures the amount of hemoglobin in blood, the protein that carries oxygen to tissues. Low hemoglobin may indicate anemia, blood loss, or nutritional deficiencies, while high levels may suggest dehydration, lung disease, or bone marrow disorders. Doctors order this test to evaluate fatigue, weakness, or shortness of breath. Results provide key insight into oxygen transport, red blood cell health, and overall hematologic function.

Blood
Blood Draw
Also Known As: Hgb Test

Patient must be 18 years of age or older
Blood, Other
Blood Draw, Phlebotomist

Blood, Other
Blood Draw, Phlebotomist

Most Popular

The Homocysteine Test measures homocysteine levels in blood to assess risk for heart disease, stroke, and vascular problems. Elevated homocysteine may result from vitamin B6, B12, or folate deficiency and is linked to blood clots, cognitive decline, and osteoporosis. Doctors use this test to evaluate cardiovascular risk, monitor nutritional deficiencies, and guide treatment for metabolic or genetic conditions affecting homocysteine metabolism.

Blood
Blood Draw
Also Known As: Homocysteine Cardiac Risk Test

Most Popular

The High-Sensitivity C-Reactive Protein (hs-CRP) Test measures very low levels of CRP in blood to evaluate inflammation and cardiovascular risk. Elevated hs-CRP may indicate increased risk for heart disease, heart attack, or stroke even before symptoms appear. Doctors use this test along with cholesterol and other markers to assess overall heart health, guide prevention strategies, and monitor treatment. It also helps evaluate chronic inflammation and metabolic conditions.

Blood
Blood Draw
Also Known As: Cardiac CRP Test, High Sensitivity C-Reactive Protein Test

Most Popular

The Immunoglobulin A (IgA) Test measures IgA antibody levels in blood to evaluate immune system health and mucosal defense in the respiratory and digestive tracts. Low IgA may indicate immune deficiency, celiac disease, or recurrent infections, while high levels may suggest autoimmune disorders, liver disease, or chronic inflammation. Doctors use this test to assess unexplained illness or immune imbalance. Results provide key insight into antibody function and overall immunity.

Blood
Blood Draw
Also Known As: Immunoglobulin A Test, Immunoglobulin A Antibody Test, IgA Antibody Test

Blood
Blood Draw

Most Popular

The Insulin Test measures insulin levels in blood to assess how the body regulates glucose and metabolism. It helps diagnose insulin resistance, hypoglycemia, type 2 diabetes, and metabolic syndrome. Doctors also use it to evaluate pancreatic function and monitor treatment effectiveness. Frequently ordered with glucose testing, the insulin test provides critical insight into endocrine health, blood sugar control, and risk for diabetes-related complications.

Blood
Blood Draw
Also Known As: Fasting Insulin Blood Test

The Intrinsic Factor Blocking Antibody Test detects antibodies that interfere with intrinsic factor, a protein essential for vitamin B12 absorption. The presence of these antibodies is strongly associated with pernicious anemia, an autoimmune cause of B12 deficiency. Doctors use this blood test to help confirm diagnosis, distinguish the cause of anemia, and guide treatment for patients experiencing fatigue, weakness, or neurological symptoms related to low B12.

Also Known As: Intrinsic Factor Antibody Test, IF Antibody Test, IF Antibody Type 1 Test, IF Antibody Type 2 Test,

The Iodine Serum/Plasma Test measures iodine levels in blood to evaluate thyroid health, hormone production, and nutritional balance. Abnormal levels may indicate iodine deficiency, leading to hypothyroidism or goiter, or excess iodine, which can disrupt thyroid function. Doctors use this test to investigate fatigue, weight changes, or thyroid disorders and to monitor supplementation. It provides valuable insight into endocrine, metabolic, and overall health.

Blood
Blood Draw
Also Known As: Iodine Test, Iodine Blood Test

Serum, Blood
Phlebotomist

The Iron Total and Total Iron Binding Capacity (TIBC) Test measures iron levels in blood along with the blood’s ability to transport iron. It helps diagnose iron deficiency anemia, iron overload (hemochromatosis), and monitor nutritional or chronic health conditions. Low iron or high TIBC may indicate anemia, while high iron or low TIBC can suggest overload. Doctors use this test to evaluate fatigue, weakness, or other symptoms linked to iron and metabolic health.

Blood
Blood Draw
Also Known As: Serum Iron Test, Total Iron Binding Capacity Test, TIBC Test, UIBC Test

The Iron Micronutrient Test measures blood iron levels to evaluate nutritional status and detect deficiencies or excess. Iron is essential for hemoglobin production, oxygen transport, energy metabolism, and immune function. This test helps identify anemia, iron overload, absorption issues, or dietary imbalances, supporting diagnosis and management of overall health and vital body functions.

Patient must be 18 years of age or older.
Blood
Blood Draw
Also Known As: Serum Iron Test, Serum Fe Test

Blood, Other
Blood Draw, Phlebotomist

Most Popular

The Iron Total Test measures iron levels in blood to evaluate nutritional status, red blood cell production, and overall metabolic health. Abnormal levels may indicate iron deficiency anemia, chronic blood loss, or poor absorption, while high levels may suggest hemochromatosis, liver disease, or iron overload. Doctors use this test to investigate fatigue, weakness, or pallor and to monitor treatment. Results provide key insight into anemia and iron balance.

Blood
Blood Draw
Also Known As: Serum Iron Test, Serum Fe Test

 The Ironology Iron Panel is a comprehensive diagnostic tool designed to assess the iron status and related parameters in an individual’s blood. It evaluates multiple components to provide a detailed picture of iron metabolism, which is crucial for diagnosing and managing conditions related to iron levels in the body. By analyzing iron stores, transport capacity, and usage, this panel aids in identifying various hematological and metabolic disorders.
Blood
Blood Draw

The Keto & Metabolic Health Panel — Comprehensive delivers an in-depth assessment of metabolic health for ketogenic and low-carbohydrate approaches. By measuring ketones, insulin, C-peptide, hemoglobin A1c, ApoB, lipid profile, thyroid hormones, inflammation markers, RBC magnesium, uric acid, and a Comprehensive Metabolic Panel, this panel provides a clear, integrated view of metabolic function and cardiometabolic balance.

Serum, Blood, Other
Phlebotomist

Blood
Blood Draw, Phlebotomist

Blood, Urine
Blood Draw, Phlebotomist, Urine Collection

Blood, Urine
Blood Draw, Phlebotomist, Urine Collection

Blood, Urine
Blood Draw, Phlebotomist, Urine Collection

Blood, Urine
Blood Draw, Phlebotomist, Urine Collection

The Lactate Dehydrogenase (LDH) Test measures LDH enzyme levels in blood to assess tissue damage and overall health. Elevated LDH may indicate conditions such as liver disease, heart attack, anemia, infections, or certain cancers, while low levels are uncommon. Doctors use this test to help diagnose disease, monitor treatment effectiveness, and track cell damage. It provides valuable insight into metabolic activity and organ function.

Blood
Blood Draw
Also Known As: LD Test, LDH Test, Lactic Acid Dehydrogenase Test

Did you know that as many as 10% of US citizens suffer from nutritional deficiencies? The most prevalent nutritional deficiencies include: 

  • Vitamin B12 deficiency
  • Vitamin D deficiency
  • Magnesium deficiency
  • Iron deficiency
  • Calcium deficiency

What makes this even more alarming is that you may not realize that you have a nutritional deficiency. This makes it essential to conduct nutritional lab tests so that the doctor can diagnose and treat the problem right away. 

Undergoing a nutrition test provides a detailed insight into how you can stay healthy. The following guide will give you a better idea regarding various nutritional deficiencies and why lab tests are essential. 

What are nutritional deficiencies? 

Your body's most significant source of nutrients is the food that you eat every day. Including fruits and vegetables in your diet can keep your nutritional levels high.  

However, suppose you have a diet consisting of foods with high sugar and saturated fat content. In that case, you may eventually succumb to nutritional deficiencies because these foods don't contain the nutrition your body needs. 

A nutritional deficiency may lead to celiac disease or kidney disease if your body doesn't get its required percentage of vitamins and minerals. 

In addition to not eating the right food, food intolerances can also lead to nutritional deficiencies if you have malabsorption in your gut or inflammatory bowel disease. Some of the conditions that these intolerances and illnesses can lead to are the following: 

  • Goiter due to iodine deficiency
  • Osteoporosis and rickets due to calcium deficiency
  • Anemia due to iron deficiency
  • Scurvy due to Vitamin C deficiency
  • Stunted growth due to zinc deficiency
  • Anemia due to Vitamin B12 defiecieny

Not all nutritional deficiencies are the same. The type of disease you get depends on the respective deficiency in your body.  

Risk factors for a nutritional deficiency 

Nutritional deficiencies are not country-specific or gender-specific health problems. It can happen to anyone. For this reason, you should be aware of some of the factors that may lead to this problem. 

  • Vomiting and diarrhea 
  • Drinking heavily 
  • Heavy menstrual periods 
  • Chronic illness 
  • Pregnancy 
  • Anemia 
  • Smoking 

Your monthly income can also indirectly affect your nutrition. Many people who don't earn enough to make ends meet usually eat cheaper or more readily available foods such as fast food, thus leading them not to get the nutrition their bodies need. 

What causes a nutritional deficiency? 

Scientists and doctors cite the lack of minerals and vitamins in your body as the primary reasons for nutritional deficiencies. Here are a few reasons why that can happen: 

  • Cooking your food for a longer time than required 
  • Following a strict diet or going vegan 
  • Having a medical condition that restricts your body's vitamin absorption 
  • Taking medicines like seizure medications and antacids 
  • Drinking too much alcohol resulting in Vitamin C deficiency 
  • Smoking also leads to Vitamin C deficiency as it decreases the amount of Vitamin C that your body usually absorbs 

Symptoms of a nutritional deficiency 

The best way to counter nutritional deficiency is to eat a well-balanced meal. It prepares your body to fight against diseases related to these deficiencies efficiently. 

Some of the symptoms that you should keep an eye on are as follows: 

  • Bleeding gums 
  • Hair loss 
  • Dandruff 
  • Sores or mouth ulcers around the corners of your mouth 
  • Dry and scaly skin patches 
  • Trouble seeing at night 
  • Brittle hair and nails 

In addition to the above symptoms, you may also get restless leg syndrome. Restless leg syndrome causes uncomfortable and unpleasant sensations in your legs due to a nerve condition. It makes you feel so uneasy that you may want to move your legs all the time. Although scientists are not entirely sure whether it happens due to a nutritional deficiency, they believe it's the connection between restless leg syndrome and your body's blood iron levels that trigger this effect. 

Diagnosing a nutritional deficiency 

Now that you know the nutritional deficiency symptoms, you should be able to detect whether you have one of the above problems or not. If you do, you shouldn't waste time before seeing a doctor. 

Your doctor will thoroughly examine you and ask questions related to the deficiency symptoms and past medical history. He may ask you to undergo some blood tests to check the level of deficiencies. 

Nutritional imbalances may lead to loss of bone density and muscle mass, and weight loss. That's why blood tests are essential to identify the type of nutritional deficiency you have and prevent it from wreaking havoc in your body. 

Treatment for a nutritional deficiency 

The treatment for your nutritional deficiency depends on whether you have a minor or severe deficiency. Sometimes, all you need to do is change your eating habits to deal with the problem. 

Doctors recommend eating eggs, meat, and iron-fortified cereals and grains to people with anemia as iron deficiency symptoms. You can also talk to a registered dietician if you have severe iron deficiency. 

The job of a registered dietician is to check your current diet and make necessary modifications to meet the deficiency your body has. This may include asking you to increase the consumption of whole grains, fruits, and vegetables. 

As already mentioned, some deficiencies require more than just a diet change. The dietician or your doctor may recommend you take additional mineral or vitamin supplements. Make sure the supplement you buy is safe and doesn't have adverse reactions on your body. 

Lab tests to screen for nutritional deficiencies 

Ulta Lab Tests is the one-stop destination for everyone who wants to test their nutrition and vitamin levels. 

Doctors often recommend a vitamin and mineral panel as this series of tests checks your mineral, vitamin, and blood levels. Your body's complete blood count (CBC) indicates the level of white blood cells, platelets, and red blood cells. It's usually used to detect conditions like anemia successfully. 

CMP or comprehensive metabolic profile is another panel that tests your liver, calcium, kidney function, and electrolyte and protein level. It indicates whether your organs are functioning correctly or not. 

As mentioned earlier, iron deficiency can lead to restless leg syndrome and anemia. It will be wise to go for an iron level test to rule out these conditions. 

In addition to CBC, iron deficiency, and CMP, you should also evaluate your zincVitamin D, and Vitamin B12 levels. While Vitamin D helps to make your bones stronger, zinc ensures the proper functioning of your immune system and quick healing of wounds. Vitamin B12 is essential for red blood cells, and eating red meat, milk, fish, and eggs can keep your Vitamin B12 level up. 

Apart from zinc and vitamins, your body also requires magnesium to allow the chemicals in your body to work smoothly. It also keeps your blood pressure and heart rate under control. 

Other lab tests 

Omega-3 and 6 are two essential fatty acids available in food like sunflower oil, seeds, nuts, and salmon. They allow your body to function smoothly and keep your heart safe from various cardiovascular diseases. 

Additionally, your body also needs iodine to produce thyroid hormones. But consuming too much iodine isn't good as it can increase your blood pressure. Also, don't forget to eat food rich in Vitamin K as it improves your tissues and bones and normalizes blood clotting. 

FAQs about nutritional deficiencies 

Not many people are aware, but the food that you eat significantly impacts your health. For example, processed foods and saturated fats are a strict no-no if you have arthritis, as they would eventually increase joint pain.  

What are some of the foods that can help deal with arthritis? 

  • Fish like salmon as it contains a high percentage of omega-3 fatty acids that are good for your heart. 
  • Beans to lower your body's inflammation as it contains fiber. 
  • Nuts as they reduce inflammation. 
  • Fruits and vegetables as they contain antioxidants. 

How can you ensure that the food you eat meets your nutritional requirements? 

It would be best if you kept an eye on the dietary guidelines recommended for Americans. Moreover, you should also check the guidelines for pregnant women, older adults, adults, toddlers, and infants. 

Is magnesium helpful in preventing headaches? 

Studies show that a high percentage of magnesium in your daily diet can reduce migraine attacks. However, it's wise to talk to your doctor first because excessive magnesium consumption can lead to other health problems. 

Nutrition lab tests with Ulta Lab Tests 

With Ulta Lab Tests, you can expect to get accurate test results to enable your doctor to make a proper diagnosis and decide which treatment method is best for your health.  

Here are some of the things that make Ulta Lab Tests stand out: 

  • You don't need health insurance at Ulta Lab Tests 
  • Your test results will remain secure and confidential 
  • You don't need a physician's referral to order tests 
  • You get a 100% satisfaction guarantee 
  • You can save money thanks to competitively priced lab tests 
  • You can get your nutritional test results online within 48 hours for most tests. 

Take control of your nutritional health today with Ulta Lab Tests.

Dehydration refers to the process of excessive water loss from body tissues, which is frequently accompanied by imbalances of chloride, potassium, sodium, and other types of electrolytes. This can happen anytime fluids are lost and not replaced adequately, especially when a person doesn’t drink enough fluids. There are no symptoms of early dehydration; moderate or mild dehydration may cause symptoms including headaches, dizziness, muscle cramps, fatigue, and thirst. More serious symptoms may be caused by severe dehydration, including shock, unconsciousness, low blood pressure, confusion. They might even result in death in certain cases. 

The human body is comprised of around 60% to 70% water and requires a continuous supply to function properly. Water primarily enters the body from drinking liquid and then secondarily from the food we consume. The intestines absorb the water and then carry it throughout the entire body. Water is comprised of the fluids that are contained inside of cells, within mucous membranes, inside the lymphatic system, in the spaces between tissues and cells, and the fluid part of the blood inside of our arteries and veins. Fluids may be shifted as needed from one area or compartment to another.

Most water gets filtered out of the blood and is then is reabsorbed and recirculated by the kidneys several times. Dissolved wastes and excess water create urine and then are eliminated during urination from the body. There are also additional small quantities of water that are lost continually in stool and through breathing and sweating.

The total amount of regular water loss can range from 1,500 up to 2,500 milliliters (mL) a day (around 50 to 85 ounces a day) based on these sources: 

  • Urine: an average of 1000-2000 mL per day
  • Exhaling/Evaporation: 500-1000 mL per day
  • Stool: 50 to 100 mL per day

It is a very complex process to maintain the conversation and balance of water inside the body. The kidneys belong to the feedback system that removes or conserves water by diluting or concentrating urine and through controlling sodium conservation. Sodium and other electrolytes like bicarbonate, chloride, potassium helps with regulating the balance of water at the cellular level through maintaining electrical neutrality and the acid-base balance of the body.  

This feedback system, as well as its components, is critical in helping to maintain a healthy water level inside the body. The body’s sensors perceive and respond to decreases and increases in the amounts of dissolved substances and water inside the bloodstream. As the number of dissolved particles within the blood (osmolality) increases, which increases the number of particles or decreases how much water is in the blood, the hypothalamus – a specialized gland inside the brain – secretes anti-diuretic hormone (ADH). The hormone gives the kidneys a signal to conserve water. To maintain blood volume and pressure, water moves throughout the cells into the bloodstream. If this is not corrected, the tissues of the body dry out, which can cause cells to malfunction and shrink. As levels of fluids decrease, the brain triggers a “thirst” response, which signals an individual to drink more water. These feedback systems, when they work together, are normally able to keep a dynamic fluid balance maintained.  

Dehydration takes place whenever fluids or liquids are lost at a faster rate than they are able to be replaced. That may happen with not taking in enough fluids through eating and drinking, using diuretics (medications which increase the production of urine), sweating diarrhea, or excessive vomiting. The situation may worsen if the individual loses too little sodium (hypernatremia) or too much (hyponatremia) in relation to the reduction in water. Prolonged dehydration may cause shock and result in the internal organs being damaged, especially the brain, which can lead to coma, confusion, or even potentially death.

Anybody may become dehydrated. However, the condition tends to be more serious in elderly people, the young, and individuals with weakened immune systems or underlying health conditions. Children and infants might have a hard time communicating that they are thirsty. Since they have higher body water content and faster metabolism than adults do, the fluid requirements for children are also different than those for adults. Diarrhea, vomiting, and sweating are common sources of fast fluid loss within children. Diarrheal illnesses worldwide are a very serious health threat. The World Health Organization reports that in children under five years old, the second leading cause of death is diarrheal illness. It is estimated by the U.S. Centers for Disease Control and Prevention that 2,2200 children are killed every day by diarrhea in developing countries.

Dehydration in the elderly is a very common problem. It has been associated with a range of adverse health results. Experts estimate that over 20% of elderly people who live independently within the United States are dehydrated. There have been similar dehydration rates recorded in elderly individuals living in UK residential treatment facilities.

Causes

High amounts of water may be lost very quickly with prolonged diarrhea and/or vomiting. One or both of the symptoms may be found in a wide range of conditions, including the following:

  • Irritable bowel
  • Inflammatory bowel disease
  • Malabsorption
  • Drug toxicity or overdose
  • An obstruction, such as in the digestive tract
  • Stomach flu (gastroenteritis) – inflamed digestive tract; this is a very common cause of diarrhea and vomiting in people of all ages; it might be linked to waterborne and foodborne illnesses and cause by parasitic, viral, or bacterial infections in the digestive tract

Fluids might also be lost due to the following:

  • Burns
  • Fever
  • Prolonged or intense sweating and physical exertion that might happen in athletes who are training for extended periods and/or in hot temperatures

Excessive urination might occur with:

  • Excessive bleeding
  • Using certain medications like diuretics
  • Diabetic ketoacidosis (uncontrolled diabetes)
  • Certain diseases that affect the ability of the body to conserve water and concentrate urine

A lack of fluids might also happen due to insufficient intake. That might happen:

  • With a reduced sense of appetite or thirst
  • Due to a lack of enough available water
  • In some elderly individuals who need help with accessing water
  • In individuals with sore throats or inflamed mouths who do not drink enough due to pain
  • In infants who are unable to communicate thirst

Certain rare causes include:

  • Addison Disease
  • Diabetes insipidus

Symptoms and Signs

The symptoms and signs of dehydration vary from one person to the next and on how long the reduced intake of fluids lasts.

Early dehydration does not have any symptoms. Moderate and mild dehydration might cause no or few noticeable symptoms. However, people might experience symptoms, including the following:

  • Feeling dizzy or lightheaded
  • Headache
  • Dry skin
  • Fatigue
  • An infant having mildly sunken eyes
  • Reduction in tears
  • Constipation
  • Less frequent urination and urine might be a darker yellow which indicates a concentration
  • Sticky and/or dry mouth
  • Increased thirst

Severe dehydration might cause increasingly serious symptoms and signs, including:

  • Confusions and unconsciousness in critical cases
  • Low blood pressure
  • Increased heart rate
  • Rapid breathing
  • An infant with sunken fontanelles (soft spots on top of their head)
  • An infant with sunken eyes
  • Dry skin lacking in elasticity
  • Extremely dry mucous membranes and mouth
  • Intense thirst
  • Lack of urine – no or little urine is produced, and it is darker yellow
  • Lack of sweating and tears

Tests

A dehydration diagnosis is often based on clinical symptoms and signs, and appropriate treatment is provided. Typically, laboratory testing is not required for moderate or mild dehydration. Still, various non-laboratory evaluations might be used for assessing a person with more serious symptoms and signs. 

Non-Laboratory Evaluations

They might include evaluation of:

  • State of conscious
  • If the eyes appear to be sunken, and to what degree if so?
  • Capillary refill rate – is this slower than usual? For the evaluation, the pressure gets applied to the nail bed of the patient until it turns white, which indicates the blood was forced out. The pressure is then released. It is then observed how long it takes for the nail bed to once again turn pink, which indicates the return of the blood.
  • Skin turgor – a fold of skin gets pinched and is then released. When this is done, does it just slowly relax or bounce back into shape?
  • Blood pressure – is it normal or too low?
  • Heart rate – is it normal or rapid?
  • Breathing rate – is it normal or rapid?
  • Examination of dryness of mucous membranes and skin
  • Production of tears and urine output

Laboratory Tests

In severe dehydration cases, laboratory testing is often ordered to identify acid-base and electrolyte imbalances and to evaluate general health status and kidney function. If organ dysfunction and/or imbalances are discovered, then serial testing might be conducted to monitor an individual over time as well as how they respond to treatment. Testing might include:

Basic metabolic panel (BMP) – this panel can offer information on a person’s general health in addition to kidney function and acid-base balance: Electrolytes: (bicarbonate (CO2), chloride, potassium, sodium)

Blood urea nitrogen (BUN) and creatine for evaluating kidney function. In dehydration, they are often also increased.

Urinalysis for evaluating the amount of urine production, its concentration, and color.

Complete blood count (CBC) for evaluating blood cells as well as the balance in between the liquid and solid parts of the blood; and one component specifically, the hematocrit, which dehydration may elevate.

Glucose for detecting high levels that might be an indication of uncontrolled diabetes.

Blood and/or urine osmolality – evaluate the water balance of the body.

If the dehydration cause is obvious, then it is normally not necessary to do any other testing. However, various tests might be conducted when the cause is not known, to diagnose as well as address any underlying conditions, like those that are associated with prolonged vomiting and/or diarrhea.

A stool culture to search for a bacterial infection that might be causing diarrhea.

C. diff toxin and Clostridium difficile tests.

O&P – for detecting intestinal parasites.

A wide range of other tests might be conducted depending on what the underlying cause is suspected to be of the symptoms and signs, including:

Cortisol for detecting Addison disease

Liver panel – for detecting liver disease