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L-carnosine Introduction
Carnosine is a dipeptide (two amino acids) commonly present in organs and tissues such as the brain, heart, skin, muscles,kidneys, and stomach. L-carnosine can activate cells in human body and anti-aging through two mechanisms: inhibiting saccharification and protecting our cells from free radicals. The consequence of saccharification is that the cross-linking of sugar molecules and proteins will be uncontrolled (sugar molecules will stick to proteins), cell function loss and incomplete gene combination will accelerate aging. L-Carnosine can also stabilize cell membranes and reduce brain lipid peroxidation, thereby preventing nerve and brain degeneration.

L-carnosine Data Sheets
Analysis | Description | Test Method |
Appearance | white powder | Visual |
Odor | Characteristic | Organoleptic |
Identification | Conform with reference sample | Organoleptic |
Mesh Size | 100% pass 80 mesh | 80mesh screen |
Moisture Content | ≤ 1.0% | GB5009.3-2016 |
Heavy Metals | ≤ 10 ppm | GB 5009.3 |
Arsenic (As) | ≤ 1.5 ppm | GB 5009.4 |
Lead (Pb) | ≤ 2 ppm | GB 5009.11 |
Cadmium(Cd) | ≤1ppm | GB 5009.12 |
Mercury (Hg) | ≤1ppm | GB 5009.17 |
Total Plate Count | ≤10000 cfu/g | GB 5009.15 |
Yeast and Mold | ≤100 cfu/g | GB 5009.3 |
Escherichia Coli | < 10cfu/g | GB 5009.4 |
Salmonella/25g | Absent | GB 5009.11 |
Effective constituent | L-Carnosine ≥ 99% | HPLC |
Product Function
(1)L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine. It is highly concentrated in muscle and brain tissues.
(2) Carnosine has been proven to scavenge reactive oxygen species (ROS) as well as alpha-beta unsaturated aldehydes formed from peroxidation of cell membrane fatty acids during oxidative stress.
(3) Carnosine can also enhance the skin barrier function and improve the resistance of the skin. It helps maintain the moisture content of the skin, prevents water loss, and makes the skin healthier.

Product Application
1.Used as emulsifier, fire extinguishing agent, foaming agent and textile assistant.
2.It is also used as toothpaste, paste, powder and shampoo.
3.In the industry, it is often used in detergent and textile industry.
L-carnosine in cosmetics
2.It is also used as toothpaste, paste, powder and shampoo.
3.In the industry, it is often used in detergent and textile industry.
L-carnosine in cosmetics
▲ L-carnosine can be used with a variety of ingredients. For example, when combined with nicotinamide, it can synergize with anti-glycation and anti-oxidation to improve skin dullness.
▲L-carnosine with vitamin C, its antioxidant capacity complements each other and complements each other in anti-glycation, reducing wrinkles and sagging.
▲L-carnosine with hyaluronic acid, carnosine plays an anti-aging role while hyaluronic acid keeps skin hydrated.

Bulk L-carnosine manufacturer
Sost biotech is a manufacturer of Active Pharmaceutical Ingredients, the main categories include plant extracts, Chinese herbal powder, biochemical raw materials, natural extracted raw materials.
1.We have SC factory system, with HALAL, kosher,HACCP, ISO9001,ISO22000 certificates and other complete strength factories.
2.All of our ingredients meet strict quality and food safety standards, and surpass industry standards for purity and cleanliness.
3.Factory direct delivery, can be commodity inspection, have better customs clearance capacity

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Product Data Sheets
Analysis | Description | Test Method |
Appearance | white powder | Visual |
Odor | Characteristic | Organoleptic |
Identification | Conform with reference sample | Organoleptic |
Mesh Size | 100% pass 80 mesh | 80mesh screen |
Moisture Content | ≤ 1.0% | GB5009.3-2016 |
Heavy Metals | ≤ 10 ppm | GB 5009.3 |
Arsenic (As) | ≤ 1.5 ppm | GB 5009.4 |
Lead (Pb) | ≤ 2 ppm | GB 5009.11 |
Cadmium(Cd) | ≤1ppm | GB 5009.12 |
Mercury (Hg) | ≤1ppm | GB 5009.17 |
Total Plate Count | ≤10000 cfu/g | GB 5009.15 |
Yeast and Mold | ≤100 cfu/g | GB 5009.3 |
Escherichia Coli | < 10cfu/g | GB 5009.4 |
Salmonella/25g | Absent | GB 5009.11 |
Effective constituent | L-Carnosine ≥ 99% | HPLC |