Branched-Chain Amino Acids (BCAAs) refer to the three essential amino acids with a branched molecular structure: L-Leucine, L-Isoleucine, and L-Valine. Unlike other essential amino acids that are metabolized in the liver, BCAAs are primarily metabolized in skeletal muscle, making them uniquely positioned to directly influence muscle protein synthesis and energy production during exercise.
Mechanism of Action: During high-intensity exercise, BCAAs are oxidized in muscle tissue, providing an energy source and helping to prevent catabolism (muscle breakdown). Supplementation with BCAAs promotes muscle protein synthesis, delays muscle fatigue, supports recovery, and enhances lipid utilization during prolonged exercise.
Production and Purity: Our BCAA powder is produced to meet high purity standards, with each component (L-Leucine, L-Isoleucine, L-Valine) conforming to USP and EP specifications. We offer both standard and instantized forms, with the instantized version designed for rapid dissolution in water and enhanced absorption.
Specification: 2:1:1 Ratio (L-Leucine : L-Isoleucine : L-Valine), ≥98% total amino acids
Sample: Sample Available
Test method: HPLC / Titration / USP method
Synonyms: Branched-Chain Amino Acids, BCAA 2:1:1, L-Leucine / L-Isoleucine / L-Valine blend, Instantized BCAA
MOQ: 1 KG | Package: 1kg/foil bag, 25kgs/drum
Certificate: HACCP, ISO 22000, GMP, HALAL (available upon request), Kosher (available upon request)
Key Components: L-Leucine (CAS: 61-90-5), L-Isoleucine (CAS: 73-32-5), L-Valine (CAS: 72-18-4)

Product Characteristics
Appearance
Purity
Ratio
Solubility
Particle Size
GMP Manufacturing
COA (Certificate of Analysis)
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Benefits of BCAA Powder
01Muscle Protein Synthesis & Recovery
L-Leucine activates the mTOR signaling pathway - a key regulator of muscle protein synthesis. Promotes post-exercise recovery and muscle preservation.
02Reduced Muscle Fatigue & Soreness
BCAAs compete with tryptophan for brain entry, potentially reducing serotonin production and delaying fatigue. Associated with reduced markers of muscle damage and soreness.
03Enhanced Endurance Performance
Research suggests BCAA supplementation may improve endurance by enhancing muscle lipid utilization and maintaining glucose levels during prolonged exercise.
04Supports Lean Mass Maintenance
Promotes an anabolic environment and reduces catabolism, helping maintain lean muscle mass during calorie restriction, intense training, or recovery from injury.
05Essential Amino Acids - Must Be Obtained from Diet
As essential amino acids, BCAAs cannot be synthesized by the body and must be obtained through diet or supplementation.
06Instantized Option Available
Instantized BCAA offers superior cold-water dispersibility for ready-to-mix applications - no clumping, no grit.
Application Fields
Dietary Supplements (Hero Application): Pre‑workout formulas, intra‑workout blends, post‑workout recovery powders (5–10 g), capsules & tablets, powder blends & stick packs, gummies & chewables.
Clinical Nutrition & Medical Foods: Post‑surgical recovery, catabolic states, muscle preservation.
OEM Finished Products: Recovery powder sticks, BCAA capsules, intra‑workout blends, recovery gummies, custom pre‑workout blends - full custom manufacturing available.
Production Process

Process: Fermentation (non‑GMO microorganisms) → ion‑exchange chromatography → crystallization → precise 2:1:1 blending → optional instantization → milling → sieving → packaging.
Product Quality Advantage
2:1:1 Ratio – Scientifically validated for muscle recovery.
≥98% Total Purity – Each component USP/EP grade.
Low Heavy Metals – Pb <2 ppm.
Instantized Option – Superior cold-water dispersibility.
Excipient‑Free – 100% active ingredient.
cGMP Certified – Full traceability and documentation.


Annual Capacity: 1,500 Tons | 15+ years of amino acid expertise
Professional ODM/OEM Services
We provide full OEM/ODM manufacturing for finished products using BCAA Powder as the active ingredient - from concept to commercial delivery, all under one roof.
① Finished Dosage Forms
Capsules: 500 mg, 750 mg, 1000 mg; vegetarian/gelatin; custom bottle/blister.
Tablets: Direct compression; round/oval; debossing.
Chews & Gummies: Natural/artificial flavors; sugar‑free options.
Powder Blends: Stick packs, tubs; standard or instantized.
Liquids: Ready‑to‑drink formulations.
Bars: Protein bars, snack bars.
② Custom Ratios & Blends
Custom ratios (8:1:1, 4:1:1), blends with L-Glutamine, L-Citrulline, electrolytes, caffeine.
③ Additional Services
Flavor development (masking amino acid bitterness), third‑party certification (NSF, Informed Sport, Kosher, HALAL), stability testing, regulatory documentation.
📧 Email: wangjing@landnutra.com
📱 WhatsApp: +86 18092657549
All backed by LANDNUTRA's quality assurance - full GMP, Halal, Kosher, COA certification and complete traceability from sourcing to finished product.
Export Certificates

Why choose us
XI'AN LANDNUTRA CO., LTD. – Your Trusted Manufacturer of Functional Ingredients. Rooted in Quality, Driven by Expertise, Committed to Health and Excellence.
Strong Production Capability: Annual capacity 1,500 tons. 15+ years experience, own facility.
Leading Service: ONE-STOP OEM/ODM from pre-sales to after-sales.
Quality Assurance: CQC-certified enterprise, purity embedded in every process.
Broad Market: Botanical Extracts, Cosmetic Ingredients, Functional Ingredients.
15+ years of experience in functional ingredients and amino acid manufacturing. Vertically integrated from raw material sourcing to finished goods manufacturing. Batch‑specific COA including ratio verification, assay for each component, heavy metals, and microbiological limits. Technical support for formulation and stability.
FAQ
| Test Item | Specification (2:1:1 Blend) | Test Result | Conclusion |
|---|---|---|---|
| Appearance | White to off-white crystalline powder | Conforms | Pass |
| Assay (L-Leucine) | 49.5% – 51.0% | 50.2% | Pass |
| Assay (L-Isoleucine) | 24.5% – 25.5% | 25.0% | Pass |
| Assay (L-Valine) | 24.5% – 25.5% | 24.8% | Pass |
| Loss on Drying | ≤0.5% | 0.2% | Pass |
| Heavy Metals (as Pb) | ≤10 ppm | <2 ppm | Pass |
| Total Plate Count | ≤1,000 cfu/g | <100 cfu/g | Pass |
| E. Coli / Salmonella | Negative | Negative | Pass |
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