L-Tryptophan, 500mg – 180 caps

40.17

Discount per quantity

Quantity 2 3 4 5+
Price 38.57 37.77 36.96 36.15

In stock

Free shipping over 110.00

Zein Pharma – L-Tryptophan

High-purity tryptophan from natural, plant-based fermentation
Best vital substance of premium quality
100% vegan, certified with the vegan certification mark

The essential amino acid tryptophan serves as a precursor of the so-called “happiness hormone” serotonin, which together with melatonin is responsible for our sleep-wake rhythm, amongst other things.

Non-GMOVeganSoy-free

Expiry Date

2025-04-30

Country of origin

Germany

Ingredients & Nutrition facts

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