Yoneyama Yakuhin Kogyo Co., Ltd has been engaged in the manufacturing of Amino acids and related materials since 1917 in Japan. We can supply wide range of Amino acids,L-Leucine, Glycylglycylglycine, D-Glutamic Acid etc.. We can reach you high-quality Amino acids which you require.

TOPICS

• SDS of each amino acid products are posted on the Specifications page of the amino acid products list. (Mar.5,2021)
• We have recently added [D-Proline] to our amino acid products.(Oct.26,2017)
• We have recently added [D-Asparagine Monohydrate] to our amino acid products.
• We have recently added [D-Glutamine] to our amino acid products.