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iHerb Customer Reviews

Reviews | English
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Good source of information

Posted by Reviewer1706966 on Nov 10, 2008

Good source of information about 5-HTP, but I would like some things to be explained deeper.

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D. Lambert

Posted by Reviewer2289495 on Jun 04, 2010

Useful- perhaps needs to be updated.

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Good Book

Posted by Reviewer2168977 on Jan 03, 2011

Good book in making an empowered decision to us tryptophan or 5-HTP

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OK - informative

Posted by Reviewer1809365 on Aug 02, 2011

I decided to read this prior to trying out 5HTP for the 1st time.

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Excellent Book

Posted by Reviewer2330606 on Nov 14, 2011

This book is full of information on 5-HTP, I love this stuff. It does help with sleep. My only one minor complaint is that it definitly looked like the book was old and worn a bit.

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