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959610-30-1

Myristoyl Pentapeptide-17MP-17

Myristoyl Pentapeptide-17 is a lipophilic biomimetic signal pentapeptide. It is widely applied in cosmetic formulations such as lash serums, brow care products and scalp care essences. This raw material is a chemically synthesized peptide powder with high purity. Xi’an Wanlü provides COA, MSDS and supports sample testing.

959610-30-1Lipophilic Signal PentapeptideChemical Synthesis

Overview

What is Myristoyl Pentapeptide‑17?Myristoyl Pentapeptide‑17 (also known as Eyelash Peptide, INCI: Myristoyl Pentapeptide‑17) is a synthetic signal peptide listed in China Inventory of Existing Cosmetic Ingredients. Modified with myristic acid to enhance lipophilicity and skin permeability. In vitro experiments indicate it can act on hair follicle dermal papilla cells and upregulate keratin synthesis, helping strengthen the visual appearance of hair shafts. It is widely used in lash and brow serums, as well as hair care and anti‑aging skincare products. It presents relatively low irritation for the eye area. Commercially available forms are mostly 0.1% active aqueous solution. The dosage in formulation should be adjusted according to raw material concentration. Cosmetic finished goods may only describe lashes as visually fuller and longer. Claims of medical efficacy such as promoting hair growth are prohibited. For external use only.

Key Parameters

Appearance
White to off-white lyophilized powder
Peptide Sequence
Myr-KLAKK-NH₂
Assay / Purity
≥98%
Molecular Weight
796.14
Recommended Dosage in Finished Product
0.01–0.1% (100–1000 ppm)
Recommended Addition Temperature
Add at low temperature ≤40℃; avoid high-temperature deactivation

Applications

Eye & Facial Hair Care

1. Eyelash appearance care products: As a core ingredient, it is widely used in formulations of lash serums, lash creams, lash conditioners and eyeliners. It helps optimize the visual appearance of lashes, making them look fuller and shinier. 2. Eyebrow care products: Can be incorporated into eyebrow pencils, eyebrow tint creams and brow care formulations to optimize eyebrow appearance and improve the rough, sparse look of brows.

Scalp & Hair Care

Scalp and hair fiber care products: Suitable for cosmetic formulations for scalp care. In vitro tests show it acts on follicle-related cells to optimize hair visual appearance and enhance the perceived strength of hair fibers.

Facial Skincare & Anti-Aging Applications

1. Periorbital care: Can be added into eye cream and eye serum formulations to improve the visual appearance of fine lines and puffiness around eyes. In vitro experiments demonstrate it promotes collagen synthesis and cares for the skin around eyes. 2. Facial anti-aging repair: Used in facial serums and face cream formulations to reduce the visible look of wrinkles and boost skin elasticity. It can also be applied in skin repair products to maintain healthy skin barrier.

Product FAQ

What is Myristoyl Pentapeptide‑17?

Myristoyl Pentapeptide‑17 is a synthetic lipophilic pentapeptide. It combines the myristoyl group with a pentapeptide sequence to improve lipophilicity and stratum corneum penetration. It is a cosmetic peptide raw material. In vitro tests show it can modulate keratin synthesis. It is widely used in cosmetic formulations for periorbital care, hair appearance care and anti‑aging.

What is the recommended addition concentration of Myristoyl Pentapeptide‑17? What formulations are applicable?

Recommended dosage (calculated on peptide dry powder): 0.001–0.2%. For commercially available pre‑dissolved peptide solutions, calculate based on active content. Suitable formulations: lash / brow care serums, lash creams, eyeliners, scalp care essences, eye creams, facial anti‑aging serums and face creams. It is suitable for leave‑on formulations and can be compounded with hyaluronic acid and other peptides.

What are the differences between Myristoyl Pentapeptide‑17, Acetyl Tetrapeptide‑3 and Biotinoyl Tripeptide‑1? Can they be compounded together?

All three are peptide raw materials for hair shaft appearance care, with different action targets, and they can be used in combination. Myristoyl Pentapeptide‑17 has stronger lipophilicity and better penetration through the stratum corneum; Acetyl Tetrapeptide‑3 and Biotinoyl Tripeptide‑1 focus on regulating cellular signals in hair follicles. Combined use can synergistically optimize the visual appearance of eyelashes and eyebrows.

What supply specifications are available for Myristoyl Pentapeptide‑17?

Standard sealed packages: 1g, 10g, 100g. Custom aliquoting is available upon request.