⚕ Important Notice: This assessment is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. The symptoms listed can have many causes beyond amino acid deficiency. Always consult a qualified healthcare provider before making dietary, supplement, or treatment changes.
Amino Acid Deficiency
Symptom Assessment
Rate each symptom you experience. Your personalized PDF report will be organized by body system and emailed directly to you.
Your Information
🧠
Neurological & Mental Health
Mild fatigue or occasional memory lapses
Phenylalanine · Subclinical
Poor cognitive function, eczema, or difficulty gaining weight (especially in infants or children)
Phenylalanine · Clinical
Severe neurological dysfunction or failure to thrive in infancy
Phenylalanine · Severe
Mild mood changes, slight sleep disturbances, or subtle appetite shifts
Tryptophan · Subclinical
Depression, severe insomnia, or pellagra-like symptoms (skin, digestive, or mood changes)
Tryptophan · Clinical
Severe or worsening neurological and digestive deterioration
Tryptophan · Severe
Reduced mental focus, mild insomnia, or slight coordination issues
Valine · Subclinical
Significant insomnia, poor muscle coordination, or reduced mental function
Valine · Clinical
Severe neurological dysfunction or metabolic crisis
Valine · Severe
Minor memory lapses or occasional mental fatigue
Glutamic Acid · Subclinical
Persistent memory problems, poor focus, or sleep disturbances
Glutamic Acid · Clinical
Seizures or metabolic acidosis
Glutamic Acid · Severe
Occasional brain fog or mild irritability
Asparagine · Subclinical
Anxiety, poor concentration, fatigue, or muscle weakness
Asparagine · Clinical
Mild mood swings or occasional unexplained fatigue
Serine · Subclinical
Anxiety, poor digestion, or signs of enzyme deficiency
Serine · Clinical
Severe neurological symptoms such as seizures or significant developmental concerns
Serine · Severe
Low motivation or slight difficulty focusing
Tyrosine · Subclinical
Depression or persistent low energy
Tyrosine · Clinical
Profound neurotransmitter depletion or severe mood and cognitive changes
Tyrosine · Severe
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Muscle, Bone & Connective Tissue
Slight fatigue or reduced muscle recovery after exercise
Leucine · Subclinical
Noticeable hair loss or poor wound healing
Leucine · Clinical
Significant muscle wasting or stunted growth in children
Leucine · Severe
Subtle fatigue, slower recovery from wounds, or minor blood sugar fluctuations
Isoleucine · Subclinical
Noticeable muscle wasting or mild tremors
Isoleucine · Clinical
Severe muscle wasting (cachexia) or profound hypoglycemia
Isoleucine · Severe
Mild fatigue or slightly reduced immune function
Lysine · Subclinical
Poor muscle or bone maintenance, slow injury recovery, or hormonal imbalances
Lysine · Clinical
Severe bone weakness or profound muscle loss
Lysine · Severe
Subtle joint discomfort or minor skin sagging
Proline · Subclinical
Joint pain, stiffness, slow tissue repair, or weak connective tissue
Proline · Clinical
Severe joint degeneration or extreme collagen breakdown
Proline · Severe
Mild joint stiffness or poor sleep quality
Glycine · Subclinical
Loss of skin elasticity, slow wound healing, or stiff joints
Glycine · Clinical
Severe collagen dysfunction or detoxification failure
Glycine · Severe
Mild fatigue after exercise or occasional dizziness
Alanine · Subclinical
Low blood sugar (hypoglycemia), fatigue, or muscle weakness
Alanine · Clinical
Severe hypoglycemia with risk of seizure or loss of consciousness
Alanine · Severe
🛡️
Immune & Inflammatory
Mild fatigue or slightly elevated BMI or insulin resistance
Histidine · Subclinical
Frequent infections, poor tissue repair, or anemia
Histidine · Clinical
Severe immune deficiency or significant anemia requiring medical intervention
Histidine · Severe
Mild fatigue or slightly reduced immune response
Lysine · Subclinical
Frequent infections or prolonged illness recovery
Lysine · Clinical
Profound immune deficiency
Lysine · Severe
Mild sensitivity or slightly slower recovery
Threonine · Subclinical
Digestive issues, poor connective tissue repair, or weakened immunity
Threonine · Clinical
Profound immune deficiency
Threonine · Severe
Slightly reduced ability to fight infection or slower wound healing
Arginine · Subclinical
Frequent infections or slow growth
Arginine · Clinical
Severe immune dysfunction or hyperammonemia (high ammonia in blood)
Arginine · Severe
Mild gut discomfort or subtle drops in immune function
Glutamine · Subclinical
Leaky gut symptoms, frequent infections, or poor healing
Glutamine · Clinical
Severe intestinal atrophy or near-total immune failure
Glutamine · Severe
✨
Skin, Hair & Nails
Mildly weak hair or nails, or slightly reduced antioxidant protection
Methionine · Subclinical
Noticeably brittle hair or nails, poor skin health, or reduced detoxification capacity
Methionine · Clinical
Severe liver dysfunction, significant fluid retention (edema), or extreme heavy metal sensitivity
Methionine · Severe
Mildly dry or brittle hair and nails
Cysteine · Subclinical
Poor antioxidant defense, slow recovery, or mild liver issues
Cysteine · Clinical
Severe glutathione depletion or profound liver damage
Cysteine · Severe
Mild skin sensitivity or tooth sensitivity
Threonine · Subclinical
Weak or compromised skin health or poor wound healing
Threonine · Clinical
Widespread skin lesions or severe dental decay
Threonine · Severe
🌿
Digestive & Metabolic
Mild gut discomfort, bloating, or irregular digestion
Glutamine · Subclinical
Leaky gut, persistent bloating, or digestive irregularity
Glutamine · Clinical
Severe intestinal atrophy
Glutamine · Severe
Slightly slower digestion or mild gut discomfort
Threonine · Subclinical
Digestive issues or poor intestinal repair
Threonine · Clinical
Reduced stamina or mild fatigue
Aspartic Acid · Subclinical
Chronic tiredness, depressed mood, or decreased endurance
Aspartic Acid · Clinical
Severe metabolic dysfunction or extreme fatigue
Aspartic Acid · Severe
Reduced liver detoxification capacity
Methionine · Clinical
Signs of digestive enzyme deficiency
Serine · Clinical
❤️
Cardiovascular & Circulation
Slightly reduced circulation or blood flow
Arginine · Subclinical
Reduced cardiovascular performance or blood vessel function
Arginine · Clinical
Severe blood vessel dysfunction (endothelial dysfunction)
Arginine · Severe
Mild fatigue linked to reduced red blood cell health
Histidine · Subclinical
Anemia with fatigue, pallor, or shortness of breath
Histidine · Clinical
Severe anemia requiring medical intervention
Histidine · Severe
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Endocrine & Hormonal
Low motivation, mild sluggishness, or slight difficulty focusing
Tyrosine · Subclinical
Poor thyroid function or persistent low energy
Tyrosine · Clinical
Severe hypothyroidism
Tyrosine · Severe
Mild or subtle hormonal imbalances
Lysine · Clinical
Significant hormonal disruption
Lysine · Severe
Subtle appetite or mood shifts that may relate to serotonin levels
Tryptophan · Subclinical
🌙
Sleep & Energy
Mild insomnia or reduced mental focus
Valine · Subclinical
Significant insomnia or daytime fatigue
Valine · Clinical
Slight sleep disturbances or difficulty falling asleep
Tryptophan · Subclinical
Severe insomnia
Tryptophan · Clinical
Poor sleep quality or unrefreshing sleep
Glycine · Subclinical
Fatigue or reduced energy after exercise
Leucine · Subclinical
Reduced stamina or general low energy
Aspartic Acid · Subclinical
Chronic tiredness or persistent fatigue
Aspartic Acid · Clinical
When you submit, a personalized PDF report will be sent to your email and downloaded to your device. Results are organized by body system and amino acid.