L-5-Hydroxytryptophane in food supplements
16 supplements declared in France contain L-5-Hydroxytryptophane as a substance or active ingredient.
Declarations also use the name: 5-hydroxytryptophane. Separate page, as the form (L or D) is not always stated.
Compl'Alim declarations. Compl'Alim, food supplement declarations (France), retrieved 23 October 2026.
In plain words
À quoi il sert, selon les fabricants
Objectifs les plus souvent annoncés pour les compléments qui en contiennent (L-5-Hydroxytryptophane) : sommeil (8 produits), humeur (4 produits), système nerveux (3 produits), sport (2 produits), ménopause (1 produit).
Ce sont les objectifs déclarés par les fabricants à l'administration, pas des effets démontrés. Sur l'emballage, seules les allégations de santé autorisées par l'Union peuvent être écrites.
Compl'Alim, food supplement declarations (France), retrieved 23 October 2026.
What the registers say, country by country
Each line repeats what an official register says on the date it was consulted. Not being in a register means neither allowed nor banned.
Canada, licensed natural health products (LNHPD): 342 products.
Licensed Natural Health Products Database (LNHPD), Health Canada: licensed products, ingredients, doses, uses and risks, retrieved 27 October 2026.
Contains information licensed under the Open Government Licence – Canada (Health Canada, LNHPD)
Licence du gouvernement ouvert – Canada 2.0 (OGL-Canada 2.0)
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