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  • Doctor's Best uses exclusively the Tryptopure brand of Tryptophan, manufactured by Ajinomoto of Japan.
  • Reviews | English
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    Thought it would help me sleep -- it seemed to keep me awake!

    Posted by DAB598 on Oct 10, 2011

    Probably won't be re-ordering this one..

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    Works but gives me stomach cramps

    Posted by ALoren on Sep 28, 2013

    This one improves my mood but causes some stomach cramps/bloating and nose block. I had to stop taking it.

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    No weight loss

    Posted by 4691113303826461228 on Nov 23, 2013

    Noticed no changes after taking this product.

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    Odd symptoms

    Posted by Reviewer1341524 on Nov 24, 2010

    I have a reason to believe that this product gives me rash (hives).

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    I'm not sure

    Posted by Reviewer2993334 on Aug 14, 2010

    It did not seem to work for me. Maybe i should hae taken it a few more weeks. I think i'll give it a try one more time.

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    L-Tryptophan

    Posted by Reviewer1644311 on Oct 30, 2007

    Did not like this product.

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