【Introduction】
Silk essence is a mixture of water-soluble free amino acids, dipeptides and tripeptides obtained after hydrolysis of silk fibroin.With an average molecular weight of about 90, it is also known as sericin-90.The product is in the form of white or light yellow powder.
【Chemical Properties】
1、The dipeptide and tripeptide contained in silk essence penetrate into the skin layer very easily, are quickly absorbed by the skin, and participate in the activities of the body's enzymes, to achieve the efficacy of skin care and skin nourishment.
2、Silk essence has a good nourishing effect on hair that has been damaged by mechanical or chemical means, and can penetrate into the interior of damaged hair scales, playing a role in repair and care.
3、It has good compatibility with anionic、cationic and amphoteric surfactants ，as well as various oily substances.
4、Glycine in silk essence is the raw material for protein synthesis in living organisms and the precursor for glutathione synthesis. And glutathione has a preventive effect on cardiovascular disease, cancer and human aging. Glycine can also act as a detoxification agent for carcinogenic aromatic substances. This property of silk essence makes its have broad application prospects in health food.
5、The rich alanine contained in silk essence has the function of promoting alcohol metabolism in the body, preventingx hangover and protecting the liver. Therefore, silk essence is also widely used in sobriety products.
【Advantages】
1、Silk Essence is produced with high-quality silk raw materials. Cultivation of silkworms on mulberry trees is green, environmentally friendly, and the quality can be controlled and traced.
2、With a purity of up to 99%, it contains no biological impurities, posing no risk of cross-infection from pathogenic microorganisms. It also exhibits low immunogenicity and high biological safety.
【Grade】
Aseptic, Non-aseptic
【Packaging and Storage】
This product should be stored in a dry environment.
【Application】
Silk essence products can be used as raw materials for absorbable products, as well as moisturizing cosmetics, skin care products, shampoos, hair conditioners, and sunscreens.
|
Direction of Application |
Application Fields |
Reference amount |
Efficacy |
|
Hair Care Products |
Conditioner |
~3% |
|
|
Skin Care Product |
Nutritional Cream |
~2.5% |
Moisturizing, hydrating, UV radiation protection, inhibiting melanin production, anti-aging and skin nourishment. |
|
Nutritional Care |
Various Nutritional Drinks |
-- |
Good palatability and water solubility, easy to be directly absorbed by the intestinal tract to promote metabolism |
【Distributional Composition of Silk-Arginine】
|
Aspartic acid |
4.287 |
L-Valine L |
2.980 |
|
Glutamate |
3.256 |
Methionine |
0.220 |
|
L-Serine L |
20.545 |
L-Phenylalanine |
0.893 |
|
Glycine |
55.592 |
L-lsoleucineL |
0.730 |
|
L-Threonine L- |
1.815 |
L-Cysteine L |
0.200 |
|
Alanine |
44.086 |
L-Tyrosine L |
1.359 |
|
L-Arginine L |
1.470 |
L-Lysine |
0.814 |
|
L-Leucine |
0.824 |
L-Proline |
1.932 |
【Testing Indicators】
|
Project |
Indicators |
|
Appearance |
White powder |
|
Flavor |
Sweet and Fresh |
|
Solubility |
Water-soluble |
|
Total Nitrogen % |
≥14.5 |
|
Amino Acid %（W/W） |
≥14.0 |
|
Lose on Drying % |
≤2.5 |
|
Ash % |
≤5.0 |
|
PH value |
4.0 - 7.0 |
|
Mercury mg/kg |
≤0.02 |
|
Arsenic mg/kg |
≤0.5 |
|
Lead mg/kg |
≤1.0 |
|
Total Bacteria, pcs/g |
≤500 |
|
Fecal Colifoms, pcs/g |
≤30 |
|
Pathogenic Bacteria, pcs/g |
Not Detectable |
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