Amino acidUpdated 2026-11-05
L-Tryptofan
In our live catalog, 24 products have L-Tryptofan as the main ingredient, and 100 more contain L-Tryptofan. Median amount per serving is 500 mg. Median price is €16.75.
- Products
- 24
- +100 more also contain L-Tryptofan
- Median per serving
- 500 mg
- Per serving
- €0.24
- median · 10 with dose
- Median price
- €16.75
- Structured dose
- 42 %
- 10 of 24 products
In our catalog
What the range looks like
Live figures from our structured ingredient data — recalculated when the catalogue changes, never copied from marketing.
- Amount span per serving
- 200–1,000 mg
- Median price per g
- €0.39
- Servings/pack
- 60
- Per serving
- €0.08–€0.50
Top lists
Lowest price per serving
Price for the displayed serving, which may differ from daily intake. Only products with a known serving are ranked.
- OstroVit - Tryptophan - 90 CapsOstroVit · 1 capsule€0.09
- Yango - L-Tryptophan - 90 CapsYango · 1 capsule€0.12
- Biowen - L-Tryptofan - 100 CapsBiowen · 1 capsule€0.16
- Vitamatic L-Tryptophan 1000 mg - 120 TabletsVitamatic · 1 tablet · Out of stock€0.18
- Hepatica - L-Tryptophan - 90 CapsHepatica · 2 capsules€0.24
Top lists
Highest amount per serving
Most L-Tryptofan per serving, regardless of price.
- Vitamatic L-Tryptophan 1000 mg - 120 TabletsVitamatic · Out of stock1,000 mg
- NOW Foods - L-Tryptophan - Amino Acid SupplementNOW Foods · fri form1,000 mg
- Life Extension - Optimized Tryptophan Plus - 90 CapsLife Extension1,000 mg
- Yango - L-Tryptophan - 90 CapsYango510 mg
- Swanson - L-Tryptophan - 60 CapsSwanson500 mg
Products with L-Tryptofan
No products found with this ingredient.