Nonapeptide-1

Nonapeptide-1 is a lab-designed peptide consisting of nine amino acids and produced through biotechnology, included in brightening formulas to improve the look of uneven tone and dark spots, though independent clinical evidence remains limited.
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Ingredient Snapshot

Overview
A lab-made peptide used to fade dark spots and even out tone.
Category
Brightening, Hyperpigmentation, Tone/Texture
Type
Peptide

Ingredient Ratings

Overall Rating

Fair

Comedogenic Risk

None

Skin Benefits

Targets the appearance of blotchy pigmentation for a more uniform look, and can be a gentler option for those avoiding stronger brighteners.

Uses In Skincare & Cosmetics

Featured in brightening serums, spot correctors, essences, and eye creams, often alongside niacinamide or soothing agents.

Comedogenic Rating

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

Safety

Generally considered low irritation in cosmetic use. Patch test if sensitive; no well-established regulatory restrictions specific to this peptide.

Is Nonapeptide-1 a Good Ingredient?

Early data suggests it may improve the look of uneven tone, but independent clinical support is limited and results can be modest, which is why it rates Fair. The main risk here is underperformance rather than irritation.

Products with Nonapeptide-1

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