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5-HTP is the primary active ingredient derived from Griffonia simplicifolia seed, a type of plant found in western parts of Africa. At Piping Rock, our 200 mg 5-HTP is gluten-free and non-GMO providing powerful nutritional support from this ingredient.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.