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Is L-Tryptophan Effective?

In general, there is insufficient scientific proof supporting the effectiveness of L-tryptophan. Early studies have shown promising results for some, but not all, uses of L-tryptophan.
(Click Does Tryptophan Work? for more information.)

How Should L-Tryptophan Be Stored?

Refer to the label of your individual product for information on how best to store the supplement. Keep this and all other supplements or medications out of the reach of children.
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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