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Ingredient guide
nonapeptide-1
In short
Nonapeptide‑1, also called Melanostatine, is a peptide that interferes with the signal that triggers melanin production. It helps reduce the look of uneven pigmentation over time.
Reviewed against published evidence · editorially independent · no brand pays for placement
Works for
Tone
Skin type
Oily · Combination
Best used
Anytime
What it is
Alpha-MSH antagonist peptide. Reduces melanin production by blocking the hormonal signal that triggers pigmentation.
Also found as
Related
Where to find it
The Inkey List Tranexamic Acid Night Treatment
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Common questions
It helps soften the appearance of dark spots by slowing melanin formation at the source.
It’s suitable for anyone looking to maintain a more even‑toned complexion, including oily and combination skin.
It appears in brightening serums and nighttime treatments focused on tone refinement.
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Personal guidance only · For clinical concerns, see a dermatologist.