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背景说明:Tetrapeptide-21作为一种护肤霜成分,是由四个氨基酸组成的短肽,Tetrapeptide-21已显示出前景,可以刺激皮肤生长和修复。 Tetrapeptide-21, as a skincare cream ingredient, is a short peptide composed of four amino acids. Tetrapeptide-21 has shown promise in stimulating skin growth and repair. In Vitro:未检测
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