learn sh-Polypeptide-7
- What is sh-Polypeptide-7 and why is it used in some advanced hair serums and treatments? sh-Polypeptide-7 is the cosmetic-ingredient name for recombinant human growth hormone. It is marketed in hair and scalp products, but no published human trial shows that it helps hair growth, and its safety on the scalp has not been studied.
- Does sh-Polypeptide-7 stimulate hair follicles or reduce scalp inflammation? sh-Polypeptide-7 is the INCI name for a lab-made form of human growth hormone (somatotropin) — not EGF, which is sh-Oligopeptide-1. Growth hormone and IGF-1 signalling is documented in hair follicle biology, but there is no published human trial of sh-Polypeptide-7 applied to the scalp for hair growth or scalp inflammation.
- Is sh-Polypeptide-7 considered a natural or synthetic ingredient, and how is it typically applied? sh-Polypeptide-7 is a synthetic (lab-made) form of human growth hormone, used in some topical skin and hair-care products. There is no published human trial showing that it benefits hair, and its safety on the scalp has not been studied.
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