
L-Tryptophan - 500mg
£10.22
Price includes VAT and import charges · £0.17 / 1 pc
- Best before: Apr 2029
- In stock: more than 10 items
- EAN: 733739001665
L-Tryptophan - 500mg
£10.22
Description
L-tryptophan is an essential amino acid – the body cannot make it and relies on food. It is the starting material for serotonin and, from serotonin, for the sleep hormone melatonin.
NOW Foods L-Tryptophan provides 500 mg of free-form L-tryptophan per vegetarian capsule. Every batch is tested to be free of Peak E and microbial contamination.
- 500 mg L-tryptophan per capsule
Ingredients
Per 2 capsules: L-tryptophan (free-form) 1,000 mg.
Other ingredients: hypromellose (cellulose capsule), rice flour, ascorbyl palmitate, stearic acid (vegetable source).
Directions
Adults: 1–2 capsules 2 to 3 times a day on an empty stomach, with the last dose at bedtime. Do not exceed the recommended daily dose.
Warnings
For adults only. Consult a doctor if you are pregnant or breastfeeding, taking medication (especially antidepressants such as SSRIs or MAO inhibitors) or have a medical condition. May cause drowsiness – do not combine with alcohol or use when driving or operating machinery. Keep out of reach of children. A food supplement should not be used as a substitute for a varied diet. Store in a cool, dry place.
Food supplement. Do not exceed the recommended daily dose. Food supplements should not be used as a substitute for a varied diet. Keep out of reach of young children.
Product details
- Brand
- NOW Foods
- Form
- Capsules
- Pack size
- 60 caps, 120 caps
- Variants and prices
- 60 caps: £10.22 (£0.17 / 1 pc)
- 120 caps: £18.35 (£0.15 / 1 pc)
- Delivery – United Kingdom
- from £5.99 · Delivery: 6–13 working days
- Payment methods
- payment card, Apple Pay, Google Pay, Revolut Pay, Bank transfer
From the same category


Magnesium citrate with zinc and vitamin B6
Magnesium Balance & Relax
90 caps, best before Nov 2028
£7.56




