Description
Product Overview
L-Isoleucine (CAS CAS 73-32-5, C6H13NO2, MW 131.17) is a high-purity L-amino acid produced by fermentation/enzymatic synthesis under GMP. As a versatile raw material, it is widely used in cosmetics, food, health supplements and feed nutrition, and meets international registration standards for export documentation. BCAA essential amino acid for muscle recovery & sports nutrition.
Product Specifications & Quality Standard
| Parameter | Specification |
|---|---|
| Chemical Name | L-Isoleucine |
| CAS No. | CAS 73-32-5 |
| Molecular Formula | C6H13NO2 |
| Molecular Weight | 131.17 |
| Appearance | White crystalline powder |
| Assay | ≥ 98.5% – 99.0% (HPLC) |
| Specific Rotation | Complies with pharmacopoeia standard |
| Heavy Metals | Pb ≤ 1ppm, As ≤ 1ppm, Hg ≤ 0.1ppm |
| Microbiology | TPC ≤ 1000 CFU/g, pathogens negative |
| Storage | Sealed, cool dry place, 24 months |
Key Benefits
- BCAA (branched-chain amino acid)
- Supports muscle protein synthesis and recovery
- Provides energy during exercise
- Supports hemoglobin and blood sugar regulation
- Sports nutrition staple
Main Applications
- Cosmetics: moisturizing, repairing, soothing and pH-regulating active in skincare formulations
- Dietary Supplements: amino acid capsules, tablets, powders and sports nutrition
- Food: nutrition fortification, flavor enhancement and functional foods
- Feed: amino acid balancing in animal nutrition
Why Choose Our Bulk L-Isoleucine
- GMP-certified production, ISO 9001 quality system
- HPLC verified purity (98.5-99%+), batch-to-batch consistency
- Full COA, MSDS and third-party testing per batch
- HALAL/KOSHER certified options available
- Food grade / cosmetic grade / feed grade options
- Flexible MOQ, global export to 50+ countries, export documentation support
Recommended Usage
Usage varies by application: cosmetic formulations 0.1-5%; dietary supplements 500-3000 mg/day depending on amino acid; food fortification per nutrition targets. Consult our technical team for specific recommendations.
FAQ About Wholesale L-Isoleucine
Q: What is the CAS number?
CAS 73-32-5.
Q: What purity do you offer?
98.5% – 99.0%+ by HPLC, customizable.
Q: Which grades are available?
Food grade, cosmetic grade and feed grade.
Q: Do you provide COA?
Yes, per-batch COA with assay, heavy metals and microbiology.
Q: Is it suitable for cosmetics?
Yes, cosmetic grade with moisturizing/repairing properties.
Q: What is the MOQ?
25kg/drum; samples available for evaluation.
Inquiry & Cooperation
As a professional amino acid manufacturer with 20 years of export experience, we supply high-quality L-Isoleucine at competitive bulk prices. Contact our sales team for spec sheets, COA and samples.
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