Chengdu Pukang is one of the most professional manufacturers for Amino acid derivatives with good quality and better price. The capacity of amino acid is more than tonnage a month. Amino acid derivatives are compounds that have been derived from an amino acid by either replacing or removing the amino group, carboxyl group, side group, or any group which is attached to the central atom. Examples of amino acid derivatives are hormones like Thyroid-stimulating hormones, proteins, enzymes, etc. and can be used for peptide synthesis. A peptide is a short chain of amino acids. Peptide hormones are composed of peptides (two or more amino acids joined by peptide bonds), for example, oxytocin, and insulin.