Collagen is the main protein that builds and connects body tissues, especially in the skin, muscles, bones, teeth, ligaments, cartilages, tendons, blood vessels of internal organs etc.

胶原蛋白主要是建立及连接身体组织的首要蛋白质。主要存在于皮肤，肌肉，骨骼，牙齿，韧带，软骨，筋根，内脏器官血管等部位。

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Collagen is the main protein that builds and connects body tissues, especially in the skin, muscles, bones, teeth, ligaments, cartilages, tendons, blood vessels of internal organs etc.

胶原蛋白主要是建立及连接身体组织的首要蛋白质。主要存在于皮肤，肌肉，骨骼，牙齿，韧带，软骨，筋根，内脏器官血管等部位。

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