Palmitoyl Pentapeptide-4

Palmitoyl Pentapeptide-4 is a lipidated chain of five amino acids made for topical cosmetic use. Serums and creams use it to support skin-conditioning routines and improve the look of smoothness and firmness with regular use.
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Ingredient Snapshot

Overview
A peptide that helps soften the look of fine lines over time.
Category
Anti-aging, Firming, Skin Conditioning, Tone/Texture
Type
Peptide

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Helps soften the look of fine lines and supports a bouncier, rejuvenated complexion. Can improve the feel of skin resilience with consistent use.

Uses In Skincare & Cosmetics

Often included in leave-on treatments like serums, eye gels, and night moisturizers within anti-aging routines.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

Generally well tolerated; patch test if sensitive. Low likelihood of irritation, but discontinue if redness or stinging occurs. No specific regulatory restrictions commonly noted for this peptide in cosmetics.

Is Palmitoyl Pentapeptide-4 a Good Ingredient?

Rated Good because small human studies and long cosmetic use support modest improvements in the look of wrinkles and firmness, with low irritation potential and decent formulation stability. It doesn't rank higher because the effects are gradual rather than dramatic.