Sell L-Tryptophan

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L-Tryptophan is one of our dominant amino acids products . It is white crystalline powder. It complies with the standard of USP24 and AJI92 . And with packing is 25/kg drum . The main usage as follows:
1. It is mainly used as nutrition supplement, it can be assorted with lysine, methionine and threonine to strengthen amino acid,0.02% of L-Tryptophan and 0.1% of lysine are added to corn products, can improve effects of protein.
2. Used as antioxidant
3. Mainly used as amino acid nutritious transfusion.