Myristoyl Nonapeptide-3

Myristoyl nonapeptide-3 is a lipidated nine-amino-acid peptide engineered for stability and skin affinity in cosmetic products, included to improve a refined, even-looking texture and tone in leave-on formulas, with limited independent data.
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Ingredient Snapshot

Overview
A peptide aimed at smoothing rough patches for a more even texture.
Category
Anti-aging, Firming, Tone/Texture, Skin Conditioning
Type
Peptide

Ingredient Ratings

Overall Rating

Fair

Comedogenic Risk

None

Skin Benefits

May visibly soften the look of rough patches and uneven texture, though independent support is limited; aims to give skin a more polished appearance over time.

Uses In Skincare & Cosmetics

Formulated into anti-aging serums, moisturizers, and leave-on treatments; sometimes found in sheet masks for targeted application.

Comedogenic Rating

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

Safety

Generally low irritation potential, but transient redness or tingling can occur in sensitive individuals. No specific regulatory limitations commonly cited for standard cosmetic use; consider patch testing.

Is Myristoyl Nonapeptide-3 a Good Ingredient?

It's positioned for texture refinement, yet independent clinical support is sparse, so the benefits are uncertain, which is why it rates Fair. Some users may experience mild sensitivity to the peptide or its lipidation.