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NOW L-Tryptophan, Double Strength 1000mg Tablets

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Original price $37.99
Original price $37.99 - Original price $37.99
Original price $37.99
Current price $7.99
$7.99 - $7.99
Current price $7.99
Encourages Positive Mood*
Promotes Restful Sleep*

Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet.* 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.

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