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L-Carnosine Powder
Product Name: L-Carnosine
CAS#: 305-84-0
Molecular formula: C9H14N4O3
Purity: 99%
Appearance: Powder
Color: white Powder
Packing: 1KG/aluminum foil bag, 25kg/barrel
Applications: Synthetic Materials Intermediates, Supplements
Grade: Pharmaceutical Grade
Test Method: High Performance Liquid Chromatography
Shelf life: 2 years
Storage: Dry cool sealed container
Description
What is L-Carnosine?
Carnosine (L-Carnosine), scientific name β-alanyl-L-histidine, is a dipeptide composed of β-alanine and L-histidine, a crystalline solid. Muscle and brain tissue contain very high concentrations of carnosine. Carnosine is a compound discovered together with carnitine by Russian chemist Gurevich. Studies in the UK, South Korea, Russia and other countries have shown that carnosine has a strong antioxidant capacity and is beneficial to the human body. Carnosine has been shown to scavenge reactive oxygen species (ROS) and α-β-unsaturated aldehydes formed during oxidative stress by excessive oxidation of fatty acids in cell membranes.

Certificate Of Analysis
|
Item |
Specification |
Result |
Test Method |
|
Active Ingredeints |
|||
|
Resveratrol |
NLT |
|
HPLC |
|
Physical Control |
|||
|
Appearance |
White powder |
Conform |
Visual |
|
Color |
White |
Conform |
Visual |
|
Odor |
Characteristic |
Conform |
Organoleptic |
|
Particle Size |
100% through 80Mesh |
Conform |
80 Mesh Screen |
|
Loss on Drying |
NMT 0.5% |
|
USP<731> |
|
Ash |
NMT1.0% |
|
USP<281> |
|
Chemical Control |
|||
|
Total Heavy Metals |
NMT 10ppm |
Conform |
USP<231> |
|
Arsenic (As) |
NMT 2.0ppm |
Conform |
ICP-MS |
|
Mercury(Hg) |
NMT 1.0ppm |
Conform |
ICP-MS |
|
Cadmium(Cd) |
NMT 2.0ppm |
Conform |
ICP-MS |
|
Lead (Pb) |
NMT 0.5ppm |
Conform |
ICP-MS |
|
Microbiological Control |
|||
|
Total Plate Count |
NMT 10,000cfu/g |
Conform |
USP<2021> |
|
Yeast, Mold & Fungi |
NMT 300cfu/g |
Conform |
USP<2021> |
|
E.Coli |
Negative |
Conform |
USP<2022> |
|
Staphylococcus |
Negative |
Negative |
USP<2022> |
|
Salmonella |
Negative |
Conform |
USP<2022> |
|
Packing and Storage |
|||
|
Packing |
Packed in food-grade plastic bag inside and aluminum-foil bag outside.25Kg/Drum |
||
|
Storage |
Store in a well-closed container away from moisture and direct sunlight. |
||
|
Shelf Life |
24 months if sealed and stored properly. |
||
The role of carnosine
1. International studies have confirmed that carnosine has a good anti-glycation effect. Carbonylated proteins and glycated end products (AGEs) are signals of cellular senescence. They accumulate abnormally inside cells and accelerate cross-linking with other proteins. Carnosine can replace the protein in the body to react with sugar by reacting with sugar before the sugar erodes the skin, thereby helping to protect the protein from being glycosylated and achieving the effect of anti-glycation.
2. There is an aging-related phenomenon called non-enzymatic glycosylation of proteins. The most preferentially glycosylated sites are amino groups and carbonyl groups close to imidazoles, and carnosine happens to have these groups, so the addition of carnosine leads to It has the highest priority to be reacted, replacing protein and being glycosylated in advance.
3. In the experiment, it was found that the addition of carnosine can reduce the ROS level in aging mice induced by D-galactose. Carnosine is also an important intracellular antioxidant. Carnosine has been shown to scavenge reactive oxygen species (ROS) and prevent peroxidation of cell membrane fatty acids during oxidative stress. At the same time, it also has a strong anti-aging effect.
Contact Us
E-mail: chriswang@sheerherb.com
Whatsapp: +86-13289873310
Wechat: +86-13289873310
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