Top 3 Peptides for Eyelash Growth: Why Acetyl Tetrapeptide-3 & Myristoyl Pentapeptide-17 Work?

Dec 22, 2025

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Regardless of body location, all hair consists of two parts: the visible hair shaft exposed externally and the hidden hair root. A significant portion of the hair root is enclosed within the hair follicle. Every hair on our bodies has its own life cycle, though some hairs live longer while others may have shorter lifespans. The entire life of a hair can be divided into three stages: the growth phase, the regression phase, and the resting phase. The growth phase of hair lasts a long time, potentially spanning 3 to 8 months, while the resting phase typically lasts about 2 to 3 months. Certain peptides can enhance the hair follicle's resistance to DHT and boost its self-repair capabilities. This allows follicles that have shrunk or entered dormancy to enlarge again and enter a new growth phase.

 

Myristoyl Pentapeptide-17

 

Name: Acetyl tetrapeptide-3

Amino Acid Sequence: N-Acetyl-L-lysylglycyl-L-histidyl-L-lysinamide

The mechanism of action is straightforward: Acetyl tetrapeptide-3 stimulates dermal cells to accelerate the production of extracellular matrix components, particularly laminin and types I and III collagen. As mentioned earlier, these also provide essential nutrients for growing hair and hair follicles.

 Acetyl Tetrapeptide-3 demonstrates efficacy against DHT-induced androgenetic alopecia and promotes eyelash growth, making it a highly effective ingredient.

Acetyl tetrapeptide-3

 

Name: Myristoyl Pentapeptide-17

Amino Acid Sequence: Myr-Lys-Leu-Ala-Lys-Lys-NH₂

Myristoyl Pentapeptide-17 also goes by the nickname "Eyelash Peptide," so its efficacy speaks for itself.

Keratin constitutes approximately 90% of eyelash composition, making it the VIP among core components. Research indicates that even topical application of Myristoyl Pentapeptide-17 at concentrations as low as 10ppm significantly enhances expression of various keratin genes, thereby boosting keratin synthesis.

 

 

Name: Myristoyl Hexapeptide-16

Amino Acid Sequence: Myr-Xxx-Xxx-Xxx-Xxx-Xxx-NH₂

Myristoyl Hexapeptide-16, when incorporated into eyelash growth serums, functions as an eyelash-enhancing peptide. It exhibits excellent follicular permeability, promotes keratin production, and increases eyelash density. Products formulated with Myristoyl Hexapeptide-16 raw powder can be applied directly to the eyelash roots.

 

Where To Buy?

Jinan Sinov Biotechnology Co., Ltd wholesale cosmetic raw material powder and cosmetic peptide. sinov@pharmachemm.com

 

Contact us get the best price: sinov@pharmachemm.com

 

Disclaimer:
The information on this website is for communication and learning purposes only and is not medical advice. It should not be used for diagnosing or treating any illness.

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