(FROM USA) NOW Supplements, L-Tryptophan 500 mg, Encourages Positive Mood*, Supports Relaxation*, 120 Veg CapsulesL-Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet. L-Tryptophan is critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns, and proper immune system function.* Every lot of NOW L-Tryptophan is tested to be free of Peak E and microbial contamination.
@In case of product defect@
1. Send about 5 photos of clear product defects to the seller.
2. Products are inspected before shipment, so defects due to artificial damage can be accurately identified.
Please don't make a mistake and return/exchange request.
3. Please apply for defect/exchange within 3 days after receipt of the product.
4. If you return a product due to a buyer's change of heart, the buyer must place the product directly in the USA.
5.For further inquiries, please leave it on the seller's bulletin board.
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