Featured Filter by Type Adaptogens (8) Amino Acids (13) Botanical Extracts (42) Cholinergics (4) Nootropics (13) Mushroom Extracts (14) Vitamins and Minerals (24) Filter by Use Blood Sugar Support (13) Cardiovascular Support (22) Digestive Support (1) Energy / Focus (22) Fitness / Exercise (26) Immune Support (17) Joint Support (8) Liver Support (7) Memory Support (32) Metabolic Support (19) Mitochondrial Support (10) Mood Support (25) Skin Health (8) Sleep Support (17) Filter by Tag Antioxidant Bio-Availability Enhancement Blood Flow blood sugar Blood Sugar Bone & Joint cardiovascular Cardiovascular Cellular Function Cognitive Function cognitive function Cortisol cortisol Digestion digestion Endurance energy Energy exercise Exercise Recovery Eye Health Focus Heart Health hormone immune support Immune Support Inflammation inflammation liver function Liver Function Longevity magnesium Memory Metabolic Function Mood mood Neuroprotection Pain Relief pain relief Physical Energy Sexual Function Skin Health sleep Sleep Stamina Strength Stress stress testosterone Vitality weight loss Well-being Upcoming
Ingredients Amino Acids L-Tryptophan

L-Tryptophan

Key Benefits of L-Tryptophan

  • May assist with sleep †
  • May help with balancing mental health †

What is L-Tryptophan? 

L-Tryptophan is an essential amino acid that helps the body make proteins and certain brain-signaling chemicals. Your body changes L-tryptophan into a brain chemical called serotonin. Serotonin helps control your mood and sleep.

Typical Dose 500mg
Common Ranges 500 - 1000mg
Dosage Ratio 1:1
Dosing Interval Once a Day
Optimal Timing Evenings
Optimal Use Empty Stomach
Taste Profile Neutral
Solubility Water
Stability & Storage
Stable at room temperature. Not prone to clumping under normal conditions. Safety Information
Always check with a qualified healthcare professional before taking this supplement if you are pregnant, nursing a baby, under 18 years of age, or if you have any known or suspected medical condition(s) and/or are taking any prescription or OTC medication(s). Keep out of reach of children and pets. Disclaimer
This product is not intended to diagnose, treat, cure, or prevent any diseases. These statements have not been evaluated by the Food and Drug Administration. Supplements are not a substitute for a healthy, varied diet.
    There are no reviews yet.

£0.45 / gram

Primary Effects / Benefits

  Similar Ingredients by Tag

Mood Sleep Well-being Stress

  • ATA Mg® Magnesium N-Acetyltaurinate

    Sleep Cognitive Function Stress Pain Relief

  • Maca Root Extract 10:1

    Endurance Mood Energy Memory

  • L-Tyrosine

    Energy Mood Cognitive Function Memory

  • Phosphatidylserine 50%

    Cortisol Cognitive Function Stress Mood

  • 5-HTP (5-Hydroxytryptophan)

    Sleep Mood Stress Memory

  • Alpha GPC 50%

    Memory Cognitive Function Exercise Recovery Mood

  • Zinc Picolinate (20% Zinc)

    Immune Support Sleep Stress Metabolic Function

  • L-Methylfolate (L-5-MTHF-Ca)

    Neuroprotection Cognitive Function Mood

  • Rhodiola Rosea 3R/1S

    Stress Exercise Recovery Energy Mood

  • Vitamin D3 0.25%

    Well-being Immune Support Cognitive Function Mood

  • Lion’s Mane 1:1 Water Extract

    Memory Cognitive Function Neuroprotection Sleep

  • Coleus Forskohlii 20% Extract

    Mood Energy Cognitive Function Memory