Donboo Amino Acid Co., Ltd.

We are a main dealer and manufacturer for amino acid in China.
Product list
L-cystine
L-cysteine hydrochloride monohydrate
L-cysteine hydrochloride anhydrous
L-cysteine base
S-carboxymethyl-l-cysteine
N-acety-l-cysteine
L-leucine
L-tyrosine
L-arginine monohydrochloride
L-alanine
L-isoleucine
L-valine
L-aspartic acid
L-proline
L-phenylalanine
L-threonine
L-glutamic acid
L-hydroxproline
L-asparagine
L-asparagine monohydrate
L-lysine hcl [pharma grade]
L-lysine ...
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