Tryptophan is an amino acid and an essential one in human diet (meaning it cannot be synthesized by the body but must be eaten). Besides being a building block in protein synthesis, tryptophan functions as a biochemical precursor for the neurotransmitter serotonin and niacin (vitamin B3).

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Tryptophan helps maintain emotional stability, reduce appetite and promotes a good night’s sleep.


  • L-Tryptophan
  • Vitamin B6
  • Hydroxypropylmethylcellulose (vegetarian capsule)


Take one capsule 30 minutes before or 2 hours after eating, with water or fruit juice (not milk or any other protein-containing liquid).

90 capsules per bottle

Number of caps 90

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Reviews (8)

    bon produit
    bon produit qui fait le job: passer une bonne nuit de sommeil !

    The customer has rated the product but has not posted a review

    The customer has rated the product but has not posted a review


    product elevates the mood not the feelings


    Bon anti stress naturel pour un sommeil réparateur.


    good choice
    for a better feeling and for an unbeatable price

    The customer has rated the product but has not posted a review


    sa aide bien on se sen mieux plus motivé et beaucoup plus positif c'est génial et sa aide a passé de bonne nuit de sommeil

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