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iHerb Customer Reviews

Doctor's Best, Best L-Tryptophan, 500 mg, 90 Veggie Caps

$19.42
$39.99
Savings of: $20.57 (51% off)
4.4 out of 5 based on 150 reviews
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Used long ago

Posted by Reviewer2294623 on Dec 17, 2008

I used L-Tryptophan back in the 80's before the FDA pulled it because of the deaths that occurred. Turns out the problem was a bad batch. I've been looking for it ever since. Waiting for my order now and will write again.

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