Gensei started producing supplement raw materials, mainly protein supplement raw materials, in 2010. After more than ten years of development, due to changes in the global market, it started customized production of supplement products (hard capsules, soft capsules, powders, gummies, etc.) in 2025. The business model is mainly OEM and contract production.

Website: https://www.collagensei.com/

Address: Intersection of Jinniu and Gaoliu Rd, Shushan District, Hefei 230031 China.

Phone: +86-551-6382-9580

Email: sales@collagensei.com

Tags: #Dietary Supplement Contract Manufacturer #protein supplements ingredients #dietary supplements oem #custom formula supplement manufacturer #capsule supplement manufacturer #Softgel capsule manufacturer #gummy supplement manufacturer #tablet supplements manufacturer
custom formula supplement manufacturer