Yoneyama Yakuhin Kogyo Co., Ltd. is a Japanese leading company of Amino Acids manufacturering. We researches and produces various types of amino acids of high purity.

TOPICS

• We have recently added [D-Proline] to our amino acid products.(Oct.26,2017)
• SDS of each amino acid products are posted on the detail page of the amino acid products list.
• We have recently added [D-Asparagine Monohydrate] to our amino acid products.
• We have recently added [D-Glutamine] to our amino acid products.
• Our homepage has been redesigned.
  We have enhanced the contents of our products information and manufacturing equipment to have you understand our business more.
  We hope your continuous support YONEYAMA YAKUHIN KOGYO CO., LTD. (Feb.9,2017)