Producer

Koken Co., Ltd.

HQ JP · Bunkyo-ku, Tokyo, Japanwebsite ↗

Self-described world leader in atelocollagen R&D since 1959; dominant in academic research and medical device OEM supply globally via AteloCell product line. Operates atelocollagen.com as a dedicated product portal. Almost invisible in English-language Western supply chain analysis despite likely being the largest single-company volume producer of purified atelocollagen globally. Sold primarily through Japanese distributors (Cosmo Bio USA for North American research).

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