1. Product Introduction
Myristoyl Pentapeptide-17 is a high-efficiency bio-synthetic cosmetic peptide, compounded with myristoyl fatty acid and pentapeptide-17 amino acid sequence. As one of the most popular hair and eyelash growth peptides in the cosmetic industry, it features excellent skin and hair permeability and targeted biological activity. Different from ordinary anti-wrinkle peptides, this ingredient focuses on follicle nourishing and eyelash/eyebrow growth regulation, widely used in high-end eyelash serums, eyebrow essence and personal care formulations.
Myristoyl, as a natural fatty acid group, significantly enhances the percutaneous and hair follicle permeability of active ingredients, helping functional components quickly penetrate into the basal follicle tissue. Pentapeptide-17 is a specific five-amino-acid active sequence, which can target and activate keratin gene expression closely related to hair growth, realizing scientific growth and strengthening of eyelashes and eyebrows.

What is the best peptide for eyelash growth?
1. It is a bioengineered peptide that is mainly used to promote the growth of eyelashes and eyebrows. Specifically, it makes eyelashes or eyebrows longer and thicker.
Its mechanism of action is:
Myristoyl pentapeptide-17 increases the length and strength of eyelashes and eyebrows by stimulating the expression of keratin.
2. Strengthen hair follicles. It helps reduce the breakage and shedding of eyelashes or eyebrows.

| ltems | Specification | Result |
| Appearance | White powder | Confirm |
| Identity (By MS) | Theoretical MW: 796.14 | Confirm |
| Peptide Purity (By HPLC) | >98% | 99.58% |
| Heavy Metals | NMT 10PPM | Confirm |
| Arsenic (As) | NMT 10ppm | Confirm |
| Mercury(Hg) | NMT 0.3ppm | Confirm |
| Heavy Metals (Hplc), ppm | NMT 10 | Not Detected |
| Total Plate Count | NMT 1000cfu/g | Confirm |
| Total Yeast & Mold | NMT 100cfu/g | Confirm |
| E.Coli | Negetive | Negetive |
| Salmonella | Negetive | Negetive |
| Conclusion: | Conforms to standard , The product is for research or production use only, not for direct human use. | |
2. Core Functions & Mechanism
2.1 Promote Eyelash & Eyebrow Growth
Myristoyl Pentapeptide-17 is a professional bioengineering active peptide specifically for eyelash and eyebrow care. It can effectively stimulate the expression of hair keratin genes, accelerate the growth cycle of eyelash and eyebrow follicles, significantly increase the length, density and thickness of eyelashes and eyebrows, and improve sparse, short and fine eyelash problems.
2.2 Strengthen Hair Follicles & Reduce Shedding
This active peptide can nourish and repair fragile hair follicle tissues, enhance follicle vitality and firmness, effectively reduce eyelash and eyebrow breakage, dryness and shedding problems. It improves the overall robustness of eyelashes, making eyelashes thicker, longer and more curled.
2.3 High Penetration & Mild Formula
The modified myristoyl fatty acid structure greatly improves the skin and follicle penetration of the peptide ingredient, enabling the active component to quickly reach the root of eyelash follicles and take effect efficiently. The formula is mild, non-irritating, safe and stable, suitable for long-term cosmetic addition.
3. Main Application Fields
Eyelash & Eyebrow Care Cosmetics: The core raw material for eyelash growth serum, eyebrow essence, mascara and lash lifting products, to achieve thickening and lengthening effects.
Personal Care Products: Applied in high-end hair care and follicle care formulas to improve local hair sparse problems.
Functional Cosmetic Additives: Widely used in high-end functional cosmetic formulations, with stable compatibility and no conflict with common cosmetic raw materials.
4. Product Advantages
Our Myristoyl Pentapeptide-17 powder reaches 99.58% high HPLC purity, with ultra-low heavy metal residues and zero harmful microorganisms. The product has high biological activity, stable performance and excellent water solubility. It is a professional cosmetic-grade growth peptide with reliable quality, fully meeting the formulation production needs of high-end eyelash and eyebrow care products.
FAQ
Q1: What is Myristoyl Pentapeptide-17 mainly used for?
A: It is a professional cosmetic active peptide, mainly used to promote eyelash and eyebrow growth, thicken fine eyelashes, strengthen hair follicles and reduce eyelash shedding, widely added in eyelash serums and eyebrow care essences.
Q2: What is your product purity?
A: Our product HPLC purity is 99.58%, far higher than the industry standard of 98%, with high activity, low impurities and stable batch quality.
Q3: Is this ingredient safe for cosmetic formulation?
A: Yes. The product has passed strict heavy metal and microbial testing, with no harmful residues. It is mild and non-irritating, fully compliant with cosmetic raw material safety standards.
Q4: What is the difference between this peptide and ordinary anti-wrinkle peptides?
A: Most conventional peptides focus on anti-wrinkle and anti-aging effects. Myristoyl Pentapeptide-17 is a targeted growth peptide, specifically acting on hair follicle keratin genes to realize eyelash and eyebrow growth and thickening.
Q5: Can I get free samples?
A: Yes, free samples are available for your formula testing. Customers only need to afford the shipping cost.
Q6: What is your MOQ and delivery time?
A: Standard MOQ is 1g. In-stock products can be delivered within 3–5 working days after payment confirmation.






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