Best Cosmetic Grade Palmitoyl Tetrapeptide-7 Skin Repair Peptide Ingredient Supplier, Factories

Product namePalmitoyl Tripeptide-3 / Palmitoyl Tetrapeptide-7
Others name:3AK Complex peptide
CAS No.: CAS 623172-56-5:  Palmitoyl Tripeptide-3
CAS 221227-05-0:  Palmitoyl Tetrapeptide-7

Specification: 99%
Apperance: White powder
Packaging: 20 kg/drum or customized packaging available
Shelf time2 years,keep away sunlight, keep dry

Product Description

Product Description

palmitoyl-tetrapeptide-7

Palmitoyl tripeptide is a synthetic peptide widely used in skin care products, mainly through the promotion of collagen production and enhance the skin barrier function to play an anti-aging role. It is composed of three amino acids (usually glycine, histidine and lysine). It consists of three amino acids (usually Glycine, Histidine, and Lysine) combined with a palmitoyl group, a structure that allows it to penetrate the stratum corneum more easily, thus enhancing the effectiveness of skincare.

Certificate of Analysis

ITEM SPECIFICATION RESULT METHOD
Assay ≥98% Conform HPLC
Appearance Off-white or Light Yellow powder Conform Visual
Odor Natural smell and Characteristic Conform Organoleptic
Mesh Size 100% pass 80 mesh Conform Mesh screen or equivalent
Grain size 100-300nm Conform Electron micrographs
Ash Conten NMT 5.0% 1.48% Eur.Ph. <2.4. 16>
Loss on drying NMT 5.0% 2.45% Eur.Ph.7.0 <2.8. 17>
Heavy Metal NMT 20 ppm Conform ICP-MS or equivalent
Lead NMT 2ppm Conform ICP-MS or equivalent
Cadmium NMT 1 ppm Conform ICP-MS or equivalent
Mercury NMT 1 ppm Conform ICP-MS or equivalent
Arsenic NMT 2ppm Conform ICP-MS or equivalent
Total Plate Count NMT 1000 cfu/g Conform AOAC or equivalent
Yeast & Mold NMT 100 cfu/g Conform AOAC or equivalent
E. Coli. Negative Conform AOAC or equivalent
Salmonella Negative Conform AOAC or equivalent
Staphylococcus Negative Conform AOAC or equivalent

Functions & Applications

  • Anti-aging skincare: anti-wrinkle serums, firming creams, eye creams, neck care products to reduce sagging and fine lines.
  • Sensitive & barrier-repair lines: soothing lotions, post-treatment recovery skincare for redness relief.
  • Anti-pollution & anti-glycation formulas: designed to brighten dull complexions.
  • Professional salon care: ampoules, essence concentrates, and professional treatment kits.

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Packing

Weight Packing method
1kg bag/kg, box outside (double plastic bag + Aluminum foil bag inside)
10kgs, 25kg or more by Drums or carton (2 layers plastic bag inside)
packaging

Delivery

Weight Delivery method Delivery time Destination
1kg-25kgs EMS, DHL, UPS, Fedex 3-7 days Door to door
25kgs-100kgs DHL, FedEx, by Air 3-7 days Door to door (to Airport by Air)
more than 100kgs by Air 3-7 days Door to Airport
by Sea 10-35 days Door to port

Logistics

Logistics

Frequently Asked Questions

Q1: What is the purity standard of your Palmitoyl Tripeptide?
Our Palmitoyl Tripeptide has an assay level of ≥98% as verified by High-Performance Liquid Chromatography (HPLC) testing, ensuring superior grade and performance.
Q2: How does Palmitoyl Tripeptide benefit anti-aging cosmetic formulations?
It primarily works by encouraging collagen synthesis and strengthening the skin barrier function. This makes it ideal for anti-wrinkle serums, firming creams, eye creams, and skin barrier-repair systems.
Q3: What are the packaging methods for different order weights?
For 1kg shipments, the product is packaged in a double-layer plastic bag with an inner aluminum foil bag and an outer box. Orders of 10kg, 25kg, or more are securely packed inside drums or cartons with double-layer plastic linings.
Q4: What delivery methods do you offer for international shipping?
We offer express door-to-door delivery via EMS, DHL, UPS, and FedEx, as well as airport-to-airport Air cargo and port-to-port Sea freight options to accommodate different volume requirements.
Q5: Is each batch tested for safety, heavy metals, and micro-organisms?
Yes. Every batch undergoes strict quality control. The results confirm that Heavy Metals (NMT 20 ppm), Lead, Cadmium, Mercury, and Arsenic comply with standard specifications. Microbiological counts like E. Coli, Salmonella, and Staphylococcus test negative.
Q6: What is the particle/grain size of this peptide powder?
The peptide powder features an optimized grain size range of 100-300nm, which is verified under electron micrographs to facilitate stability and ease of formulation.

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