Sh-Octapeptide-4 is a biotechnology-produced peptide of eight amino acids patterned after a human peptide. Included in formulas aimed at improving the appearance of smoothness and firmness, and for skin conditioning; topical evidence remains limited.
May soften the look of fine lines and support the appearance of elasticity, though evidence for notable outcomes is still limited. Contributes to a more refined, well-moisturized feel.
Uses In Skincare & Cosmetics
Included in facial serums, creams, and sheet masks designed for rejuvenating care.
Comedogenic Rating
This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.
Safety
Typically well tolerated with low irritation likelihood; stop use if discomfort or redness develops. No known cosmetic regulatory restrictions specific to this peptide.
Is Sh-Octapeptide-4 a Good Ingredient?
Fair, because although it's proposed to improve smoothness and elasticity, strong clinical data are scarce and effects may be subtle. A small risk of sensitivity also exists for some users.