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31 items
Neurotransmitters XL
Test type
Lab Test
We offer two types of tests; Lab Tests and Rapid Tests. This product is under the category Lab Tests. See all our Lab Tests by following the link.
See allCollection method
Urine
We offer several different options of testing methods. This test is done with Urine. See all tests done with Urine by following the link.
See allNeurotransmitters critically influence our emotions, behaviors, and mental health. The Neurotransmitter XL test by GetTested provides an in-depth analysis of key neurotransmitters, including Dopamine, Noradrenaline, Adrenaline, and Serotonin, as well as additional neurotransmitters like GABA and Glutamate. This advanced test extends to explore the Kynurenine Pathway, enzyme activities, catecholamine metabolism, important cofactors, and markers for stress and mitochondrial dysfunction. Designed to deliver a detailed neurotransmitter profile, it is an invaluable tool for understanding complex mental and physical health dynamics. Whether you’re dealing with stress, mental health challenges, or simply seeking a deeper understanding of your body’s biochemistry, this test offers comprehensive insights.
Please be aware that the test results are advanced and primarily intended for interpretation by doctors, clinics, and therapists. If you lack relevant medical knowledge, we highly recommend booking a consultation session to help you understand your results comprehensively.
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Get 5% off on 2 Lab tests, and 10% off on 3 Lab tests or more.
Neurotransmitters measured
DopamineSerotoninAdrenaline/EpinephrineNoradrenaline/Norepinephrine
Dopamine is a vital neurotransmitter in the brain, known as the 'feel-good' chemical. It plays a crucial role in regulating mood, motivation, and pleasure. Dopamine also affects movement, memory, and focus. Imbalances in dopamine levels can significantly impact mental health, influencing conditions like depression, anxiety, and Parkinson's disease.Read more
Serotonin, a key neurotransmitter often dubbed the 'happiness chemical', plays a crucial role in regulating mood. It also participates in sleep, digestion, bone health, and blood clotting. The gut mainly produces serotonin, impacting the brain and body by influencing various physiological processes and emotional states. An imbalance in serotonin levels can significantly affect both mental and physical health.Read more
Adrenaline, also known as epinephrine, is a hormone and neurotransmitter produced by the adrenal glands. It plays a key role in the body's fight-or-flight response, rapidly preparing the body for action in high-stress situations. Adrenaline increases heart rate, expands air passages, and boosts energy production, making it crucial for survival mechanisms.Read more
Noradrenaline, also known as norepinephrine, is both a hormone and neurotransmitter. It plays a crucial role in the body's fight-or-flight response, similar to adrenaline, but also has a significant impact on mood regulation. Noradrenaline helps increase alertness, arousal, and speeds up reaction time. It also helps regulate blood pressure by causing blood vessels to constrict.Read more
Additional neurotransmitters tested
GABAGlutamate
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.Read more
Glutamate is a key excitatory neurotransmitter in the brain, playing a vital role in cognitive functions like learning and memory. It's crucial for brain development and synaptic plasticity. However, an excess of glutamate can lead to neuronal overstimulation, potentially causing neurotoxicity. This balance makes glutamate essential for normal brain function but also implicates it in various neurological disorders.Read more
Kynurenine Pathway
TryptophanKynurenineKynurenic acid3-HydroxykynurenineQuinolinic acid
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.Read more
Kynurenine is a key metabolite in the breakdown of the essential amino acid tryptophan. It serves as a precursor to several biologically significant compounds, including neuroprotective kynurenic acid and neurotoxic quinolinic acid, playing a crucial role in various physiological and pathological processes in the body.Read more
Kynurenic acid is a metabolite produced in the kynurenine pathway, which is involved in the metabolism of the amino acid tryptophan. It is known for its role in the nervous system, where it acts as a neuroprotective agent. It's significant in neurological and psychiatric research, as imbalances are linked to conditions like schizophrenia and depression.Read more
3-Hydroxykynurenine (3-OH-kynurenine) is a metabolite in the kynurenine pathway, which is involved in the metabolism of the amino acid tryptophan. It is an intermediate product formed during the conversion of tryptophan to other compounds, including the essential coenzyme NAD+ (nicotinamide adenine dinucleotide).Read more
Quinolinic acid is a metabolite in the kynurenine pathway, which is involved in the metabolism of the amino acid tryptophan. It is known for its role as an excitotoxin in the central nervous system. High levels of quinolinic acid have been associated with conditions such as Alzheimer's disease, Huntington's disease, and some forms of epilepsy, as well as in certain psychiatric disorders like depression.Read more
Enzyme activities
IDO (enzyme)KMO (enzyme)
IDO (Indoleamine 2,3-dioxygenase) is an enzyme crucial in metabolizing the amino acid tryptophan along the kynurenine pathway. It plays a key role in immune regulation by depleting tryptophan, which can suppress immune responses. This function is significant in cancer research, as tumors may exploit it to evade the immune system. IDO is also involved in various conditions, including psychiatric disorders and neurodegenerative diseases, and is influenced by inflammation and stress.Read more
KMO, or Kynurenine 3-monooxygenase, is an enzyme that plays a key role in the kynurenine pathway, which is involved in the metabolism of the amino acid tryptophan. This enzyme is important because it influences the balance between different metabolites in the kynurenine pathway, which can have various effects on the body. KMO activity, therefore, has significant implications for brain health and is a focus of research in conditions such as Alzheimer's disease, Huntington's disease, and schizophrenia.Read more
Catecholamine Metabolism
PhenylalanineTyrosine
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. Read more
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.Read more
Important Cofactors
CystathionineMethylmalonic acid (MMA)Nicotinic acidNicotinamideNicotinamide adenine dinucleotide (NAD)
Cystathionine is a non-protein amino acid, an intermediate in the metabolism of methionine and cysteine, two essential amino acids. It is a key compound in the transsulfuration pathway, where homocysteine is converted into cystathionine by the enzyme cystathionine β-synthase (CBS), and then cystathionine is further converted into cysteine by the enzyme cystathionine γ-lyase (CSE).Read more
Methylmalonic acid (MMA) is a substance produced in the body during the metabolism of certain fats and proteins. It is a byproduct of the breakdown of an amino acid called methionine, and its levels are influenced by the amount of vitamin B12 in the body. MMA is particularly significant because elevated levels can be an indicator of vitamin B12 deficiency.Read more
Nicotinic acid, also known as niacin or vitamin B3, is essential for converting food into energy and maintaining healthy skin, nerves, and digestion. It's found in foods like meat, fish, and grains and can be synthesized from the amino acid tryptophan. Deficiency of nicotinic acid leads to pellagra, characterized by diarrhea, dermatitis, and dementia.Read more
Nicotinamide, also known as niacinamide, is a form of vitamin B3. It's essential for cellular metabolism and is involved in skin, nervous system, and digestive health. Unlike nicotinic acid, another form of vitamin B3, nicotinamide doesn't cause skin flushing. It's used in treating skin conditions like acne and is being studied for potential benefits in neurodegenerative diseases and cancer prevention. Found in foods like meat, fish, and green vegetables, nicotinamide is also available as a supplement and is commonly used in skincare products.Read more
Nicotinamide adenine dinucleotide (NAD), is a crucial coenzyme found in all living cells. It plays a vital role in cellular metabolism, particularly in redox reactions, where it alternates between NAD+ (oxidized form) and NADH (reduced form). Beyond its role in energy metabolism, NAD+ is also involved in cell signaling, DNA repair, and regulation of gene expression. The maintenance of NAD+ levels is important for cellular health and function, and its depletion is linked to aging and various diseases.Read more
Tetrahydrobiopterin
Methyl-Group Donors
S-Adenosylmethionine (SAMe)BetaineCholine
S-Adenosylmethionine (SAMe) is a compound naturally occurring in all cells, formed from methionine and ATP. It's crucial for methylation processes, neurotransmitter synthesis (affecting mood), joint health, and liver function. SAMe is used as a supplement for conditions like depression, osteoarthritis, and liver diseases.Read more
Betaine, found in foods like beets and spinach, plays several roles in the body. It acts as a methyl donor in methylation processes, helps regulate cellular fluid balance, supports liver health by preventing fatty deposits, and can lower homocysteine levels, benefiting heart health.Read more
Choline is an essential nutrient crucial for several bodily functions. It forms part of cell membranes, aids in the production of the neurotransmitter acetylcholine (important for muscle control, memory, and mood), supports fat metabolism and liver health, and is vital for brain development and neural tube formation during pregnancy. Additionally, choline plays a role in DNA synthesis, essential for growth and overall nervous system function.Read more
Methylation Capacity
SAMe/SAH ratio
The SAMe/SAH ratio is a measure of the balance between S-Adenosylmethionine (SAMe) and S-Adenosylhomocysteine (SAH) in the body, reflecting cellular methylation capacity. SAMe is a crucial methyl donor for various biochemical processes, while SAH is a byproduct formed after SAMe donates a methyl group. A high SAMe/SAH ratio indicates good methylation capacity, beneficial for cellular functions and overall health.Read more
Stress and Mitochondrial Dysfunction
CitrullineCitrateMethylmalonic acid (MMA)
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.Read more
Citrate is a key component in the citric acid cycle, crucial for energy production in aerobic organisms. It helps in breaking down carbohydrates, fats, and proteins to generate ATP (energy). Citrate also aids in regulating the body's acid-base balance and plays a role in preventing kidney stones by binding with calcium.Read more
Methylmalonic acid (MMA) is a substance produced in the body during the metabolism of certain fats and proteins. It is a byproduct of the breakdown of an amino acid called methionine, and its levels are influenced by the amount of vitamin B12 in the body. MMA is particularly significant because elevated levels can be an indicator of vitamin B12 deficiency.Read more
Mitochondrial Dysfunction
LactatePyruvateSuberic acidCarnitine
Lactate, commonly known as lactic acid, is a byproduct of anaerobic metabolism, produced when the body breaks down glucose for energy without adequate oxygen, typically during intense exercise. It's associated with muscle fatigue and the "burn" sensation during strenuous activity. Lactate also plays a role in the Cori cycle, where it's converted back to glucose in the liver.Read more
Pyruvate is a key compound in cellular metabolism, formed as the end product of glycolysis when glucose is broken down. In the presence of oxygen, it contributes to energy production by entering the citric acid cycle. Under low oxygen conditions, such as during intense exercise, pyruvate is converted into lactate, allowing continued ATP (energy) production. Pyruvate also plays a role in gluconeogenesis, the process of generating glucose from non-carbohydrate sources, and is a precursor for amino acid synthesis.Read more
Suberic acid, also known as octanedioic acid, is a dicarboxylic acid that in a biological and physiological context, is primarily significant as a metabolic marker. Elevated levels of suberic acid in the body can indicate metabolic disorders, especially those related to fatty acid oxidation, such as medium-chain acyl-coenzyme A dehydrogenase (MCAD) deficiency.Read more
Carnitine is a compound crucial for energy production, synthesized in the liver and kidneys. It transports long-chain fatty acids into mitochondria for oxidation and energy release, and also helps remove waste products from cells. Found mainly in animal products, carnitine is generally produced in sufficient amounts by the body.Read more
Immune Activation, Inflammations
BetaineCholineCarnitine
Betaine, found in foods like beets and spinach, plays several roles in the body. It acts as a methyl donor in methylation processes, helps regulate cellular fluid balance, supports liver health by preventing fatty deposits, and can lower homocysteine levels, benefiting heart health.Read more
Choline is an essential nutrient crucial for several bodily functions. It forms part of cell membranes, aids in the production of the neurotransmitter acetylcholine (important for muscle control, memory, and mood), supports fat metabolism and liver health, and is vital for brain development and neural tube formation during pregnancy. Additionally, choline plays a role in DNA synthesis, essential for growth and overall nervous system function.Read more
Carnitine is a compound crucial for energy production, synthesized in the liver and kidneys. It transports long-chain fatty acids into mitochondria for oxidation and energy release, and also helps remove waste products from cells. Found mainly in animal products, carnitine is generally produced in sufficient amounts by the body.Read more
Creatinine
Creatinine
Creatinine is a waste product produced by muscle metabolism, commonly used as an indicator of kidney function. It is generated from creatine, a molecule important for energy production in muscles, and is filtered out of the blood by the kidneys and excreted in urine.Read more
About Neurotransmitters XL test
Please be aware that the test results are advanced and primarily intended for interpretation by doctors, clinics, and therapists. If you lack relevant medical knowledge, we highly recommend booking a consultation session to help you understand your results comprehensively.
FAQ
How is the Neurotransmitters XL test carried out?
Our Neurotransmitters XL test is a home test kit. After ordering, we will send you a kit with everything you need to collect the urine sample. Then, simply return your sample to us in the pre-paid envelope.
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?
To be collected from the second morning urine, i.e. the second time you urinate after getting up in the morning. Collect urine from halfway through urination. Do not use the first or last urine but in the middle of the urination.
Anything to consider before taking the test?
48 hours before the test: Avoid fish/shellfish (including fish/shellfish sauces and omega-3 supplements). The evening before the test: Avoid bananas, cheese, almonds, nuts, green and black tea (fruit tea is allowed), vanilla and products containing vanilla, cocoa and chocolate, alcohol, coffee and beverages containing caffeine, energy drinks, nicotine. The morning before sampling: please refrain from physical exercise.
Note that women should not do the test while menstruating.
Does SSRI affect test result?
Taking SSRIs (antidepressants), 5-HTP or tryptophan will affect your test results. Avoid intake 5-7 days before the test, unless you wish to measure how your levels are in combination with these drugs/supplements.
Example Report
Example of Neurotransmitters XL
Reviews
10 reviews
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In-depth analysis; a revolutionary step towards understanding mental dynamics.
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Embarking on the Neurotransmitters XL test journey was enlightening. The process, from receiving the neatly packaged kit to collecting the sample, was effortless, all thanks to the step-by-step guide. Receiving the results was a transformative experience. Understanding the diverse neurotransmitters and their implications shed light on many personal behavioral aspects. This test provides invaluable insights and serves as a starting point for deeper self-exploration and informed conversations with healthcare providers.
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