Acetyl Octapeptide-3 Powder | High Purity Anti-Wrinkle Cosmetic Peptide Supplier
We supply high-purity Acetyl Octapeptide-3 Powder, a premium synthetic cosmetic peptide with excellent anti-wrinkle performance. It can regulate skin muscle contraction by acting on the SNARE complex, effectively improving expression lines and smoothing skin texture, widely used in high-end cosmetic formulations.
Introduction: Redefine Age-Defying Skincare with SNAP-8
Acetyl Octapeptide-3 Powder is a highly purified synthetic peptide specially developed for topical skincare. As a professional B2B cosmetic raw material supplier, we provide stable and high-quality peptide ingredients for cosmetic manufacturers, meeting the market demand for safe and effective anti-aging skincare formulas.
This ingredient targets dynamic wrinkles caused by repeated facial expressions, delivering mild and effective anti-aging effects for topical cosmetic use.

Physicochemical Properties
| Property | Specification |
|---|---|
| Product Name | Acetyl Octapeptide-3 |
| CAS Number | 868844-74-0 |
| Molecular Formula | C41H70N16O16S |
| Molecular Weight | 1075.18 g/mol |
| Purity | 99% (by HPLC) |
| Appearance | White to off-white lyophilized powder |
| Solubility | Soluble in water, Glycerin, Propylene Glycol |
| Storage | Store at -20°C ± 5°C in a sealed container, protected from light and moisture. |
| Shelf Life | 24 months under proper storage conditions. |
Mechanism of Action
Acetyl Octapeptide-3 can mimic the functional structure of SNAP-25 protein, which is an important component of the skin SNARE complex.
- When applied topically, the ingredient competitively regulates the normal formation of the SNARE complex.
- It helps moderate the release of neurotransmitters and reduce excessive facial muscle contraction.
- Long-term use can visibly fade fine lines, crow's feet, and forehead wrinkles, while preventing new expression lines from forming.

Key Benefits

- Superior anti-wrinkle performance and long-term skin smoothing effect
- Effectively reduce the depth and area of fine lines and expression wrinkles
- Dual effect: prevent new lines formation and improve existing wrinkles
- High-purity synthetic peptide, stable property, good compatibility with cosmetic formulas
Application & Formulation Guidance

Recommended Addition Concentration: 3% - 5% in finished cosmetic products.
Ideal Application:
- Anti-Wrinkle Serums & Ampoules
- Eye Contour Creams & Gels
- Day and Night Anti-Aging Moisturizers
- Targeted Lines Repair Treatment Products
Usage Tip: Pre-dissolve the powder in a small amount of water or glycerin first, then add into the water phase for better uniformity and stability.
Frequently Asked Questions (FAQ)
Q: How does Acetyl Octapeptide-3 differ from Acetyl Hexapeptide-8?
A: Both are classic anti-aging signal peptides with similar skin smoothing mechanism; they differ in molecular structure and acting intensity, and can be selected or compounded according to formula positioning.
Q: What is the recommended dosage of this peptide powder?
A: The conventional addition ratio in finished skincare products is 3%-5%, adjustable according to formula system and efficacy positioning.
Q: Is this ingredient safe for global cosmetic markets?
A: Acetyl Octapeptide-3 is a synthetic peptide produced under strict quality control. It is intended for topical cosmetic use only. We provide comprehensive documentation, including a Certificate of Analysis (COA) and Product Specification Sheet, to support your compliance efforts. It is the brand's responsibility to ensure final product compliance with destination market regulations (e.g., EU, USA, China).
Q: What is the minimum order quantity (MOQ) and lead time?
A: Please contact our sales team for specific MOQ and lead time information. We offer flexible quantities to support both established brands and startups.
Contact Us
Elevate your anti-aging skincare product line with high-purity and science-backed cosmetic peptide ingredients.
Contact Us Today to request a technical data sheet, current pricing, and a sample. E-mail: ella.zhang@huilinbio-tech.com.
References
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