L-Carnosine CAS NO.305-84-0

L-Carnosine CAS NO.305-84-0

L-Carnosine  CAS NO.305-84-0

L-Carnosine CAS NO.305-84-0

L-Carnosine CAS NO.305-84-0

L-Carnosine (CAS NO. 305-84-0) is a naturally occurring dipeptide composed of β-alanine and L-histidine, found in high concentrations in human muscles and brain tissues. As a multifunctional endogenous compound, it is widely used as a dietary supplement, research biochemical, and active ingredient in cosmetics. Key properties include powerful antioxidant, anti-glycation, and metal-chelating activities, making it valuable for promoting cellular health and combating age-related processes.



TECHNICAL SPECIFICATIONS


Item
Specification
Product Name
L-Carnosine 
CAS NO.
305-84-0
Appearance
White crystalline powder
Molecular Formula
C₉H₁₄N₄O₃
Molecular Weight
226.23 g/mol
Amino Acid Sequence
β-Ala-His
Purity (RP-HPLC)
≥99.0%
Solubility
Soluble in water (approx 17 mg/mL at 25°C); slightly soluble in ethanol; insoluble in ether and acetone
Endotoxin
<0.1 EU/mg
Biological Activity
A natural dipeptide with antioxidant, anti-glycation, and metal ion-chelating properties; supports cellular protection and longevity.
Storage Conditions
Store at 2-8°C, protected from light and moisture.
Stock Location
Stock in USA
MOQ
10g


1.MECHANISM OF ACTION

L-Carnosine acts through several biochemical pathways:

  1. Antioxidant Defense – Directly scavenges reactive oxygen species (ROS) and peroxyl radicals, protecting cellular components from oxidative damage.

  2. Anti-Glycation – Inhibits the formation of advanced glycation end products (AGEs) by reacting with reactive carbonyl species, thereby protecting proteins from cross-linking and degradation.

  3. Metal Chelation – Binds pro-oxidant metal ions (e.g., copper, zinc), preventing Fenton reactions and reducing metal-induced oxidative stress.

  4. pH Buffering – Helps maintain intracellular pH balance in muscles during high-intensity activity, delaying fatigue.

2.PRODUCT INDICATIONS

L-Carnosine is used in dietary supplements for anti-aging, cognitive support, and exercise performance enhancement. In skincare, it is applied in anti-wrinkle, brightening, and barrier-repair formulations. It is also studied in biomedical research for neuroprotection, metabolic health, and age-related disease mitigation.

3.CLINICAL EFFICACY OF PRODUCT

Clinical studies demonstrate that L-Carnosine supplementation improves skin elasticity, reduces wrinkle visibility, and enhances hydration. In nutritional contexts, it supports muscle endurance, cognitive function, and metabolic parameters. Its ability to delay cellular senescence and protect against oxidative damage is well-documented in both cosmetic and health-related research.

4.Certificate

  • GlobalTech Co., Ltd. is committed to providing high-purity biotechnological peptide products, adhering strictly to quality standards and obtaining internationally recognized certifications.

Our production partners all employ GMP-compliant production systems and possess standardized quality control processes covering raw material procurement, synthesis, purification, testing, packaging, and storage. Each batch of product comes with complete documentation, including a Certificate of Analysis (COA), HPLC purity report, mass spectrometry (MS) chromatograms, and third-party testing reports available upon request.


We prioritize:

1.A rigorous quality management system

2.Batch traceability and stability data

3.Professional laboratory testing and validation

4.Compliance with international trade standards


Our commitment to quality, transparency, and regulatory compliance ensures the provision of reliable, stable, and research-grade peptide products to our global partners.

5.DELIVERY & SHIPPING

We specialize in global logistics for various cosmetic peptides. Your order will be handled with the utmost care, ensuring safe, reliable, and intact delivery.

Professional and Secure Packaging

Each bottle of peptide is protected with a special packaging solution to ensure stability and integrity during transportation.

We can also customize packaging according to customer needs.

Shipping Methods 

Main Method: International Air Freight

We primarily use DHL, FedEx, UPS, and TNT because of their global reliability, speed, and advanced tracking systems. Air freight ensures the fastest transit time and minimizes the impact of environmental factors on the product.

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Global Technology Co., Ltd. is a modern and advanced enterprise specializing in the production and export of active pharmaceutical ingredients (APIs), peptides, and plant extracts. The company invests in and collaborates closely with domestic manufacturers holding GMP, DMF, and FDA certifications, as well as laboratories at renowned universities, to meet diverse customer needs ranging from gram-level to ton-level. This enables Dejurui Pharmaceutical to provide customers with more flexible and convenient access to cost-effective, high-quality products and superior services.

We focus on the research and development and supply of high-quality chemical products, strictly adhering to international standards and quality systems. Our products are stable in performance and reliable in purity, widely used in industrial manufacturing, scientific research, and the fine chemical industry. We provide solid support at every stage with a professional and responsible attitude.


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If you have any product requirements, please send an email to:business@huanqiukeji9.com;whatsapp:852 7084 6510

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