L-Tryptophan
$3.96
Sale price
$3.96
Regular price
$13.19
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L-Tryptophan
$3.96
Sale price
$3.96
Regular price
$13.19
Looking for effective sleep support? Swanson L-Tryptophan offers 500 mg of L-tryptophan per capsule to help support healthy serotonin levels and provide restful sleep. L-tryptophan, an essential amino acid, has to be obtained in the diet or in supplement form. Extensive lot tests indicate no Peak-E in this product.