L-Tryptophan, 500mg is a single-ingredient amino acid supplement from Doctor’s Best, supplied in capsules at a stated 500mg per capsule. It’s an option for shoppers who specifically want tryptophan on its own rather than as part of a wider amino acid or sleep-support blend, and the 90-capsule pack matches one capsule to each of its 90 servings.
Key details
- Brand: Doctor’s Best
- Format: capsules (vcaps)
- Strength: 500mg L-Tryptophan per capsule
- Pack contents: 90 vcaps, 90 servings per pack (1 capsule per serving)
- Pack weight: 0.095 kg
- EAN: 753950001268
Good to know
Follow the label’s directions for how many capsules make up a daily serving rather than assuming a dose, and check for any interactions if you take other supplements or medication. Browse more single-ingredient options in Supplenivo’s Health and Wellbeing category.
Composition
Hypromellose (vegetarian capsule), microcrystalline cellulose, calcium laurate
How to use
Take 1 capsule daily, or as recommended by a nutritionally informed physician. For optimum absorption, take separately from protein-containing foods and s containing protein or amino acids.nWarning: Consul









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