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L-Tryptophan

Capsules containing L-Tryptophan

GB register claims, verbatim

From the Great Britain nutrition and health claims register. Authorised claims carry conditions of use we deliberately do not reproduce; qualifying a product against them is the seller's and brand's responsibility.

Non-authorised (1) — claims sellers may not make
  • Helps maintain positive mood and good cognitive functions. L-tryptophane is a natural precursor of serotonin. L-tryptophane participates in the synthesis of serotonin, which is essential for the maintenance of emotional balance and serenity. Contributes to optimal relaxation. Helps to support the relaxation, mental and physical wellbeing. Contributes to maintain a normal healthy sleep.