Promois™ SILK-A
- INCI Name
- Ethyl Ester of Hydrolyzed Silk
- Chemical Family
- EstersProteins Peptides & Amino Acid Derivatives
Promois™ SILK-A is an esterified derivative of hydrolyzed silk protein. Thanks to its alcohol-soluble character, it can be formulated into nail-polish and hair-spray. Silk protein is formed of two proteins: fibroin and sericin. Fibroin has a unique amino acid composition. It is rich in glycine, alanine and serine which have small molecular weight and simple chemical structure. This composition is known to form a sheet structure to which is associated the comfortable touch of silk. Many of the amino acids of sericin have hydroxyl groups which provides uncomparable moisturizing effect. This product is preservative free. Promois™ series is a range of peptides and derivatives obtained through hydrolysis of natural proteins. It is developed and manufactured in Japan by SEIWA KASEI.
Product families
Applications
- Hair Care
Product Families
- Conditioners & Emollients
Other characteristics
- Brand
- Promois
- Functions
- Conditioner
- Benefit Claims
- Shine & Radiance, Soft Feel
- Shine & Radiance
- Soft Feel
- Labeling Claims
Preservative-free, Ulta Beauty's Conscious Beauty; Preservative-free; Ulta Beauty's Conscious Beauty
- Ingredient Origin
- Animal Origin, Non-Animal Origin
- Animal Origin
- Non-Animal Origin
- Carrier
- Alcohol
- Markets
- Personal Care
- Technology
- Cosmetic Ingredients
- Background
Silk is a fiber made of two proteins, mainly fibroin but also sericin. Fibroin has a unique amino acid composition. Glycine, alanine and serine which have small molecular weights and simple chemical structures account for 90%. These amino acids are known to be arranged in β-sheets which greatly contributes to silk well-known shiny appearance and smoothness.
- Hair Care
- Hair Spray
- Nail Care Applications
- Nail Polish
- Cosmetic Ingredients Functions
- Conditioner
Technical data
Table 1 of 1
2 rows| Characteristic | Value | Unit |
|---|---|---|
| Active Content | 20 | % |
| Molecular Weight | 400 | — |
