Sell 5-hydroxytryptophan
of contamination than L-tryptophan. Europeans have been taking 5-HTP for decades to treat insomnia and depression.
View ArticleSell Vitamin K2; Melatonin; 5-Hydroxytryptophan (5-HTP)
tryptophan (5-HTP) Other Name: 5-HTP，5-hydroxytryptophan, L-5-Hydroxy tryptophan, 5-Hydroxy-L-tryptophan CAS No.: 435
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