Amino Acids Test

Test type
Lab Test

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Collection method

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The Amino Acids Test measures 26 different amino acids in the blood. Measuring the levels of the amino acids can be beneficial if you experience: mental disorders/mood disorders, fatigue, weight problems (both overweight and underweight), digestive disorders and more. It is often ordered alongside the Nutrition Test to provide a detailed overview of your health concerns.

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Which amino acids are measured in the Amino acids test?

Alanine, a nonessential amino acid, plays a crucial role in the body's metabolism. It's involved in the transfer of nitrogen from peripheral tissues to the liver, aiding in glucose production during fasting states. This amino acid is synthesized in the body and found in a variety of dietary sources, making it accessible for bodily functions.
Arginine is important for blood flow, wound healing, and immune function. It helps in making nitric oxide, which widens blood vessels for better circulation. Arginine is found in red meat, poultry, fish, and dairy products. It's also in nuts and legumes. Bodybuilders and athletes sometimes use supplements for muscle growth.
Asparagine supports brain function and keeps the nervous system balanced. It builds proteins and aids in amino acid synthesis. Foods rich in asparagine include dairy, beef, poultry, eggs, fish, and asparagus. It plays a key role in brain health and mood regulation.
Aspartic acid
Aspartic acid boosts brain health and hormone production. It helps produce and release hormones and supports the nervous system. You'll find aspartic acid in foods like poultry, eggs, cheese, and asparagus. Athletes often use it in supplements to enhance performance. Maintaining a good balance of aspartic acid aids in energy production and keeps hormones balanced.
Beta-alanine boosts muscle endurance and performance. It's a building block for proteins and helps make carnosine, which reduces muscle fatigue. You can find beta-alanine in meat, fish, and poultry. Athletes and bodybuilders often use it in supplements for better workout results. Maintaining a good level of beta-alanine helps with prolonged muscle performance and overall exercise capacity.
Citrulline boosts blood flow and muscle endurance. It makes nitric oxide, which widens blood vessels. This nutrient, found in watermelons, cucumbers, and pumpkins, is popular among athletes. It enhances exercise performance, reduces fatigue, and speeds up recovery. Citrulline is key for healthy circulation and effective exercise.
GABA (gamma-aminobutyric acid) is a key inhibitory neurotransmitter in the brain, crucial for reducing neuronal excitability throughout the nervous system. It plays a significant role in regulating mood, anxiety, and sleep. GABA helps promote relaxation and calmness, balancing the action of excitatory neurotransmitters like glutamate. Proper GABA function is essential for mental and emotional well-being.
Glutamine boosts gut health and strengthens the immune system. This protein-building amino acid improves intestinal function. Found in meats, eggs, and dairy, glutamine is key for digestion and immunity. People often use it in supplements for muscle recovery and better gut health.
Glutamic acid
Glutamic acid is key for brain function and muscle energy. It's a major neurotransmitter in the brain and helps in protein synthesis. You'll find glutamic acid in protein-rich foods like meat, eggs, and dairy. It's important for learning and memory. Maintaining good glutamic acid levels supports cognitive health and muscle strength. It's essential for healthy brain activity and overall physical performance.
Glycine enhances sleep quality and supports skin health. It's a building block for proteins, crucial for collagen production. You can find glycine in protein-rich foods like meat, fish, and dairy. It's also popular in supplements for better sleep and skin. Glycine helps with wound healing and promotes restful sleep. It's key for maintaining healthy skin and effective recovery.
Histidine supports immune function and tissue repair. It's vital for making histamine, which is important for immune responses and digestion. Found in meat, fish, and dairy, histidine is essential for healthy tissues and blood cells. It helps in maintaining the myelin sheath around nerve cells. Histidine is key for overall immune health and repairing body tissues. It's crucial for nerve protection and effective immune responses.
Homoarginine boosts heart health and improves blood flow by aiding in nitric oxide production, which widens blood vessels. Present in small amounts in legumes and fish, it's vital for cardiovascular health. Homoarginine helps regulate blood pressure and supports heart function. Keeping its levels right is essential for strong circulation and heart health. It plays a crucial role in keeping blood vessels and the heart in good condition.
Iso-leucine aids in muscle repair and energy production. It's an essential amino acid, important for building proteins. Found in foods like meat, fish, and dairy, iso-leucine is crucial for athletes and active individuals. It helps in muscle recovery and boosts energy levels. Maintaining the right levels of iso-leucine is key for strong muscles and overall endurance. It plays a vital role in keeping muscles healthy and energized.
Leucine is key for muscle building and repair. It's an essential amino acid that helps make proteins. You can find leucine in meat, fish, and dairy. It's especially important for bodybuilders and athletes. Leucine helps in muscle recovery and boosts energy.
Lysine supports immune health and aids in collagen production. It's an essential amino acid, crucial for making proteins. Found in meat, fish, dairy, and legumes, lysine is important for skin and bone health. It helps in wound healing and calcium absorption. Maintaining the right levels of lysine is key for strong immunity and healthy skin. It's vital for bone strength and overall well-being.
Methionine aids in detoxification and metabolism. It's an essential amino acid, important for making other amino acids. You'll find methionine in meat, fish, and dairy. It's crucial for liver health and removing toxins. Methionine also supports skin and nail health.
Ornithine supports liver health and helps remove toxins. It's key in the urea cycle, aiding in the elimination of ammonia. Found in meat, fish, and dairy, ornithine is crucial for detoxification. It also aids in wound healing and tissue repair.
Phenylalanine boosts brain function and mood. This essential amino acid is necessary for making proteins and neurotransmitters. You can find it in meat, fish, dairy, and soy products. It's crucial for mental health, helping to produce mood-influencing dopamine.
Proline supports skin and joint health. This amino acid is crucial for collagen production, which is key for healthy skin and connective tissues. Found in meat, dairy, and eggs, proline helps maintain skin elasticity and joint flexibility. It's important for wound healing and maintaining strong cartilage.
Sarcosine boosts mental health and aids in metabolism. This amino acid helps synthesize others and supports muscle growth. You'll find it in egg yolks, turkey, and legumes. It's key for cognitive functions and muscle development. Sarcosine is important for brain health and has potential in mental health research.
Serine is vital for brain function, mental health, and muscle formation. It contributes to the production of neurotransmitters and supports the immune system. Serine is synthesized in the body and found in foods like soybeans, nuts, eggs, and fish. It's also present in dairy and meat products. Serine supplements are considered by individuals seeking to enhance cognitive and muscular health.
Taurine supports heart health and vision. This amino acid is crucial for heart muscle function and maintaining healthy eyes. You'll find taurine in meat, fish, and dairy. It's key for a healthy cardiovascular system and good eye health. Taurine also aids in nerve growth and function.
Threonine aids in immune system function and gut health. This essential amino acid is important for protein synthesis and collagen production. You'll find threonine in meat, dairy, and lentils. It's key for maintaining a strong immune system and healthy digestive tract. Threonine supports skin and connective tissue health.
Tryptophan supports sleep and mood. This essential amino acid helps make serotonin, which affects sleep and emotions. Found in turkey, chicken, milk, and nuts, tryptophan is key for relaxation and sleep. It's important for mental health and regulating appetite.
Tyrosine boosts brain function and mood. This amino acid helps make neurotransmitters like dopamine, affecting mood and concentration. Found in cheese, soy products, fish, and poultry, tyrosine is key for mental alertness and emotional health. It's important for stress response and thyroid function.
Valine supports muscle growth and energy production. This essential amino acid is crucial for protein synthesis and muscle repair. You'll find valine in dairy, meat, grains, and mushrooms. It's key for endurance and muscle metabolism. Valine helps in tissue repair and regulating blood sugar.

Amino acids, the building blocks of proteins, synthesize important molecules in the body, including neurotransmitters, hormones, and pigments. They play a crucial role in developing muscle mass, hair, and all body tissues. Balancing different amino acids is important, as some, like lysine, can block the uptake of others, such as arginine, and vice versa.

Amino Acid Therapy

People often associate amino acids with athletes or bodybuilders, but everyone needs them for mental well-being, digestion, nervous system function, reproductive health, and immune system support. For example, the body uses the amino acid tryptophan to produce serotonin, a neurotransmitter that affects mood.

Healthcare professionals use amino acid therapy to treat various ailments, including mood and mental health disorders, sleep issues, fatigue, cognitive function problems, and ADHD.

Understanding Amino Acid Levels

Your amino acid levels can be either too low or too high. Several factors can cause this imbalance:

  • Weak digestion, which happens if you don't break down protein properly.
  • Taking hydrochloric acid inhibitors like Omeprazole.
  • Consuming a diet low in protein.
  • Experiencing individual biochemical differences.
  • Having a deficiency in cofactors, the supplemental nutrients the body needs to utilize amino acids.
  • Suffering from diseases that impair the body's ability to use certain amino acids effectively.

Performing the Amino Acids Test

You should take the Amino Acids Test on an empty stomach in the morning. You can easily collect all our health tests, including blood tests, at home. To obtain capillary blood, prick a finger and collect the blood on dried blood spot (DBS) paper. Then send the DBS paper to our ISO-certified lab for analysis. We will deliver your results digitally. Children can also perform this test, as long as they can manage a blood test.


How is the Amino acids test carried out?

Our Amino acids test is a home test kit. After ordering, we will send you a kit with everything you need to collect a small blood sample. Then, simply return your sample to us in the pre-paid envelope.

Who should measure their Amino acids?

Measuring the levels of the amino acids can be beneficial if you experience the following problems, for example: mental disorders / mood disorders, fatigue, weight problems (both overweight and underweight), digestive disorders, liver or kidney problems, recurring injuries or for athletes.

What happens if I fail to take the sample?

If you read the instructions carefully before you take the test and it should go well. Should something go wrong, you are welcome to contact us and we will help you.

How quickly will I receive my results?

Once we receive your sample, average response time is 10-15 business days to receive results.

When should I take the test?

It is recommended to take the test on an empty stomach in the morning.

Example Report

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Example of Amino Acids Test


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  • Aaron
    As a professional athlete, optimizing recovery and performance is paramount. While my regimen was refined, the Amino Acid Test offered a deeper dive. The testing procedure was smooth, but the results were the true star. Understanding my amino acid levels, and more importantly, the role they play in muscle repair, energy production, and overall health has been transformative. This test is a must for anyone serious about health and performance optimization.
  • Chloë
    Swift service, valuable results. A worthy investment in personal health!

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