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Moumoujus

SH-NONAPEPTIDE-12.

Valuable / SKIN CONDITIONING

SH-NONAPEPTIDE-12 is a advanced synthetic peptide engineered for comprehensive skin rejuvenation. It effectively diminishes hyperpigmentation and evens skin tone by moderating melanin production, while simultaneously reducing the appearance of wrinkles and fine lines for a visibly brighter, firmer complexion.

Summary

Skin brightening Anti-aging Melanin inhibition Collagen synthesis promotion Circulation enhancement Even skin tone

Science

Mechanism of Action

This synthetic peptide, also known as Nonapeptide-1 or Melanostatine-5, operates by acting as an antagonist to α-Melanocyte-stimulating hormone (α-MSH). It selectively binds to MC1R receptors found on the surface of melanocytes, thereby inhibiting the hormonal signal that typically triggers an increase in melanin synthesis. This mechanism consequently reduces the activity of the tyrosinase enzyme, leading to a noticeable lightening of dark spots, hyperpigmentation, and overall skin tone equalization. Furthermore, SH-NONAPEPTIDE-12 is understood to foster collagen synthesis, which contributes to improved skin elasticity and a reduction in the visibility of aging signs such as fine lines and wrinkles. Its efficacy is particularly pronounced when integrated into advanced peptide complexes, especially when conjugated with a palmitoyl group, enhancing its targeting capabilities within the skin.

Research

Clinical Evidence

Medium confidence
Effective range 1–1%
Optimal

1%

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Water
Optimal pH 3.5 – 6.5
0 7 14

Stability

To maintain optimal integrity and efficacy, formulations containing SH-NONAPEPTIDE-12 should not be exposed to temperatures exceeding 40°C during manufacturing processes.

Synergies

  • Palmitoyl group (e.g., in Palmitoyl sh-Tripeptide-5 Norisoleucyl sh-Nonapeptide-1) for enhanced skin whitening and targeted delivery.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Low

Specific safety assessments by recognized bodies such as the Cosmetic Ingredient Review (CIR) or Scientific Committee on Consumer Safety (SCCS) for SH-NONAPEPTIDE-12 are not yet available. However, general evaluations of peptides and proteins often suggest a safe profile in current cosmetic applications, though definitive data for this specific ingredient is pending.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Verdict

Valuable

SH-NONAPEPTIDE-12 is a valuable peptide for addressing hyperpigmentation, enhancing skin luminosity, and reducing signs of aging, particularly effective at a 1% concentration.

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