St. John's Wort Plus 300 mg
St. John's Wort Plus helps keep mood good in a convenient capsule.
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St. John's Wort Plus helps keep mood good in a convenient capsule.
L-5-hydroxytryptophan (a.k.a. 5-HTP) is a naturally occurring amino acid and chemical precursor as well as a metabolic intermediate in the biosynthesis of the neurotransmitters, serotonin and melatonin, from tryptophan.