



L-Arginine
CAS No.: 74-79-3
MOQ: 1 Ton
L-Arginine is an important amino acid that is widely used in different fields, including food, nutritional supplements and animal feed.
Chempora is a leading supplier of L-Arginine, we provide customers with high quality L-Arginine, if you have any requirements, please feel free to contact [email protected], we will reply you as soon as possible.
Specification Available: Food Grade / Feed Grade
Product Introduction of L-Arginine
L-Arginine is a semi-essential amino acid that plays an important role in both humans and animals. As a precursor to nitric oxide (NO), arginine promotes cardiovascular health by helping vasodilation, improving blood circulation and lowering blood pressure.
L-Arginine is also a key component of protein synthesis and supports muscle growth and repair. Therefore, it not only helps to enhance immune system function and help fight disease, but also improves overall health and recovery.

What is Food Grade L-Arginine?
Food Grade L-Arginine is a high-purity form of the amino acid L-Arginine, specifically manufactured to meet food safety and quality standards. It is typically used in dietary supplements, functional foods, and beverages, where it helps support cardiovascular health, muscle recovery, and overall well-being. Food grade L-Arginine is produced under strict manufacturing processes that ensure it is free from harmful contaminants, meeting regulations such as GMP (Good Manufacturing Practice) and FDA standards.
What is Feed Grade L-Arginine ?
Feed Grade L-Arginine is a high-quality form of the amino acid L-Arginine that is specifically formulated for animal feed applications. It plays a vital role in promoting growth, improving feed conversion, and boosting the overall health of livestock. L-Arginine is essential for protein synthesis, immune function, and nitrogen balance, making it particularly important in the diets of animals like poultry, swine, and fish. Feed Grade L-Arginine is typically added to animal feed to support metabolic functions and optimize production efficiency.

Differences Between Food Grade L-Arginine and Feed Grade L-Arginine
Aspect | Food Grade L-Arginine | Feed Grade L-Arginine |
---|---|---|
Purity | Higher purity (usually >98%) | Lower purity (typically around 95%) |
Intended Use | Human consumption, food and supplements | Animal feed and livestock nutrition |
Quality Standards | Meets stringent food safety regulations | Meets animal feed safety standards |
Production Process | Highly refined to ensure food safety | Less refined, optimized for animal use |
Certification | Food-grade certifications (e.g., GMP, HACCP) | Feed-grade certifications (e.g., FAMI-QS) |
Additives | May be free from additives or contaminants | May contain additives for animal use |
Regulatory Oversight | Strict regulatory oversight for human consumption | Regulated under animal feed standards |
Cost | Higher cost due to higher purity and safety standards | More cost-effective for animal feeding |
Product Advantages of L-Arginine
L-Arginine offers several key advantages, particularly in the context of health, nutrition, and animal feed. Here are some of its main benefits:
1. Promotes Healthy Circulation
L-Arginine is a precursor to nitric oxide, which helps dilate blood vessels, improving blood flow and circulation. This is especially beneficial for cardiovascular health.
2. Supports Muscle Growth and Recovery
As an amino acid, L-Arginine plays a crucial role in protein synthesis, helping to promote muscle growth and accelerate recovery after exercise.
3. Boosts Immune Function
L-Arginine is involved in the production of T-cells, which are critical for the immune system’s ability to fight off infections and diseases.
4. Enhances Fertility and Reproductive Health
L-Arginine may help improve sperm quality and increase fertility in both men and women, making it a valuable supplement for reproductive health.
5. Improves Wound Healing
Due to its role in protein synthesis and immune function, L-Arginine can accelerate wound healing and tissue repair.



6. Enhances Exercise Performance
By boosting nitric oxide levels, L-Arginine can improve endurance, reduce fatigue, and enhance overall athletic performance.
7. Regulates Hormone Levels
L-Arginine supports the release of growth hormone and insulin, both of which are essential for maintaining metabolic and overall health.
8. Improves Animal Health (Feed Grade)
In animal feed, L-Arginine supports growth, improves feed conversion rates, and contributes to overall health and performance of livestock.
9. Supports Detoxification
L-Arginine aids in the removal of ammonia from the body, helping with detoxification and reducing strain on the liver.
10. Supports Weight Loss
L-Arginine may contribute to fat loss by improving metabolic rates and boosting the body’s ability to burn fat.



These benefits make L-Arginine a versatile and valuable compound in both human nutrition and animal feed formulations.
Product Application of L-Arginine
L-Arginine can be used in a variety of products due to its numerous health benefits. Here are some common applications:
1. Dietary Supplements
L-Arginine is commonly used in capsules, tablets, or powders as a dietary supplement to support cardiovascular health, improve circulation, enhance exercise performance, and boost immune function.
2. Sports Nutrition
In sports and fitness products, L-Arginine is used in pre-workout supplements, protein powders, and recovery drinks to improve muscle growth, endurance, and post-exercise recovery by enhancing nitric oxide production.
3. Cosmetic and Skincare Products
L-Arginine is found in anti-aging creams, moisturizers, and serums due to its ability to improve skin elasticity, hydrate, and support wound healing, promoting healthier and more youthful-looking skin.
4. Animal Feed
In animal nutrition, L-Arginine is added to feed for poultry, swine, and other livestock to improve growth rates, boost immune function, and enhance overall health and performance.
5. Pharmaceuticals
L-Arginine is used in certain medical products, including those designed to support vascular health, wound healing, and in treating conditions like erectile dysfunction, by enhancing blood flow and circulation.
6. Food and Beverages
L-Arginine is sometimes incorporated into functional foods and drinks, such as energy bars, health drinks, and meal replacements, to offer additional health benefits, particularly for heart health and energy production.
7. Fertility Products
L-Arginine is used in fertility supplements to support reproductive health, improve sperm quality in men, and aid in female fertility.






These diverse applications demonstrate the versatility of L-Arginine in improving overall health, enhancing performance, and supporting recovery.These diverse applications demonstrate the versatility of L-Arginine in improving overall health, enhancing performance, and supporting recovery.
Product Parameter of L-Arginine
Item | Specifications (USP) | Specifications (AJI) |
---|---|---|
Description | White crystals or crystalline powder | White crystals or crystalline powder |
Identification | Infrared absorption spectrum | Infrared absorption spectrum |
Specific rotation[a]D20° | +26.3° - +27.7° | +26.9° - +27.9° |
State of solution/Transmittance | N/A | ≥ 98.0% |
Chloride (Cl) | ≤ 0.05% | ≤ 0.020% |
Ammonium (NH4) | N/A | ≤ 0.02% |
Sulfate (SO4) | ≤ 0.03% | ≤ 0.020% |
Iron (Fe) | ≤ 0.003% | ≤ 10PPM |
Heavy metals (Pb) | ≤ 0.0015% | ≤ 10PPM |
Arsenic (As2O3) | N/A | ≤ 1PPM |
Other amino acids | N/A | Chromatographically not detectable |
Loss on drying | ≤ 0.5% | ≤ 0.5% |
Residue on ignition(sulfated) | ≤ 0.3% | ≤ 0.10% |
Assay | 98.5-101.5% | 99.0-101.0% |
PH | N/A | 10.5-12.0 |
Organic volatile impurities | Meets the requirements | N/A |
Why choose to buy Chempora L-Arginine?
There are several advantages to choosing Chempora L-Arginine:
1.High Purity
Chempora ensures that L-arginine is of high purity for use in a variety of industries, including nutritional supplements, pharmaceuticals, and food.
2. Reliable Quality Control
Chempora works with trusted suppliers to ensure consistent quality, with each batch of L-arginine meeting industry standards.
3. Competitive Pricing
Chempora offers L-arginine at competitive prices, ensuring customers receive a high-quality product at an excellent value.
4.Compliance with Regulatory Requirements
Its products comply with international standards and regulatory requirements, ensuring safety and consumer trust.
If you want to know more about L-Arginine’s product advantages, applications, prices and other information, please contact us or leave us a message.
Contact Us
CHEMPORA CO., LIMITED
More Product Recommendations
Chempora is a professional supplier of nutritional supplements, food additives, and feed additives. In addition to providing you with L-Arginine,we can also provide you with other food additives. We look forward to your message.