Acetyl Hexapeptide-8 Amide
INCI: ACETYL HEXAPEPTIDE-8 AMIDE
Also known as: Acetyl Hexapeptide-8 Amide
A peptide that conditions skin and may help minimise the appearance of fine lines
At a glance
Best For Skin Types
All, Dry, Mature, Combination
Addresses
Effective Concentrations
Up to 0.005%
Usage Frequency
Daily
What Is Acetyl Hexapeptide-8 Amide?
Acetyl hexapeptide-8 amide is a synthetic peptide—a short chain of amino acids—designed to mimic natural signalling molecules in the skin. It functions as a skin conditioning agent in cosmetic formulations, typically used in creams and serums at very low concentrations.
The ingredient is sometimes marketed for its potential anti-wrinkle properties, though the evidence for visible skin changes remains limited. It is used primarily for its hydrating and skin-conditioning effects rather than as an active treatment.
How It Works
Acetyl hexapeptide-8 amide is believed to work primarily as a humectant and skin conditioning agent, helping to attract and retain moisture in the skin. This hydrating effect can temporarily plump fine lines and improve skin texture.
Some formulations market this ingredient based on a proposed mechanism involving neuromuscular signalling, similar to how botulinum toxin works. However, research into skin penetration and actual biological activity at cosmetic concentrations remains inconclusive, and the ingredient should not be expected to deliver results comparable to professional treatments.
Clinical Evidence & References
Safety assessments confirm that acetyl hexapeptide-8 amide is safe for cosmetic use at concentrations up to 0.005%. Limited in vitro studies have examined whether the peptide penetrates the skin in meaningful amounts, with mixed results depending on formulation type.
Evidence for visible anti-wrinkle effects is modest and largely anecdotal. Most published data focus on hydration and skin conditioning rather than significant wrinkle reduction. The ingredient appears to work best as part of a broader skincare routine rather than as a standalone treatment for fine lines.
How to Use
Use acetyl hexapeptide-8 amide as part of your daily skincare routine, applying to clean, dry skin before heavier serums or moisturisers. Because concentrations in cosmetics are very low, results—if any—will be subtle and gradual. Consistency over several weeks is necessary to assess any benefit. Combine with a good moisturiser and sunscreen for best results in addressing fine lines and hydration.
Safety & Precautions
Regulatory information
Standardised cosmetic-ingredient identifiers used by regulators.
Show identifiers
- INCI Name
- ACETYL HEXAPEPTIDE-8 AMIDE
- Function
- Skin Conditioning
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