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iHerb Customer Reviews

Life Extension, Optimized Tryptophan Plus, 90 Veggie Caps

$24.00
$32.00
Savings of: $8.00 (25% off)
3.0 out of 5 based on 2 reviews
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Should be better than plain tryptophan. It isn't

Posted by danarm on Sep 02, 2013

Gives me stomach burns which pure tryptophan doesn't give. I have not noticed an enhanced effect.

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Note: iHerb does not imply any medical claims from this review. Disclaimer.