BCAA (2:1:1) Powder

BCAA (2:1:1) Powder

Chemical Name / Synonyms: Branched-Chain Amino Acids; BCAA 2:1:1 Blend; L‑Leucine / L‑Isoleucine / L‑Valine Mixture; BCAA Complex
CAS Number: 66294-88-0
Appearance: White to off‑white crystalline powder, free‑flowing
Assay (Total BCAA): ≥95.0% – ≥99.0% (HPLC, grade dependent)
Minimum Order Quantity (MOQ): 1 kg
Storage Temperature: Store in a cool, dry place below 25°C, away from humidity and direct sunlight
Shelf Life: 24 months in original unopened packaging
Supplier: Xi'an Huilin Biological Technology Co., LTD

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Product Introduction

Introduction to BCAA (2:1:1)

 

BCAA (2:1:1) powder is a standardized blend of three essential amino acids-L‑leucine, L‑isoleucine, and L‑valine-in a 2:1:1 ratio. These three amino acids share a common branched‑chain carbon skeleton that gives the complex its name. Unlike other essential amino acids, which are metabolized primarily in the liver, BCAAs are metabolized directly in skeletal muscle, enabling them to exert rapid ergogenic effects during and after exercise. All three components are essential, meaning they cannot be synthesized by the human body and must be obtained through dietary intake or supplementation.

 

The 2:1:1 ratio (leucine:isoleucine:valine) is widely recognized as the optimal formulation for sports nutrition, delivering BCAA 2:1:1 benefits and overall BCAA powder benefits such as muscle recovery, reduced fatigue, and improved endurance. Commercially, BCAA (2:1:1) powder is produced from fermentation‑derived BCAA powder ingredients using plant‑based feedstocks, with BCAA 2:1:1 instant grade available for rapid cold‑water suspension. The powder is suitable for BCAA recovery powder, BCAA energy powder, capsules, tablets, gummies, and premixes, featuring plant‑based production, low moisture pickup, and full traceability.

 

Certificate of Analysis (COA)

 

Test Parameter Specification Typical Result Method
Appearance White to off‑white crystalline powder Conforms Visual Inspection
Identification (HPLC) Retention time matches leucine/isoleucine/valine standards Conforms HPLC
Assay (Total BCAA, HPLC) ≥95.0% – ≥99.0% (grade dependent) ≥98.5% HPLC
Leucine Content 45.0% – 55.0% (on dry basis) ~50.0% HPLC
Isoleucine Content 22.5% – 27.5% (on dry basis) ~25.0% HPLC
Valine Content 22.5% – 27.5% (on dry basis) ~25.0% HPLC
Loss on Drying ≤0.5% – ≤1.0% ≤0.5% Gravimetric (105°C)
Residue on Ignition (Ash) ≤0.1% – ≤1.0% ≤0.2% Gravimetric (550°C)
pH (1% solution in water) 5.5 – 7.0 6.0 pH Meter
Bulk Density ≥0.45 – 0.70 g/mL ~0.55 g/mL USP Bulk Density
Particle Size ≥90% through 80 mesh (180 μm) ≥95% Sieve Analysis
Heavy Metals (as Pb) ≤10 mg/kg ≤5 mg/kg ICP‑MS
Lead (Pb) ≤1.0 – 3.0 mg/kg ≤1.0 mg/kg AAS / ICP‑MS
Arsenic (As) ≤1.0 mg/kg ≤0.5 mg/kg ICP‑MS
Cadmium (Cd) ≤1.0 mg/kg ≤0.2 mg/kg ICP‑MS
Mercury (Hg) ≤0.1 mg/kg ≤0.05 mg/kg ICP‑MS
Total Plate Count ≤1,000 CFU/g ≤100 CFU/g ISO 4833
Yeast & Mold ≤100 CFU/g ≤50 CFU/g ISO 21527
E. coli Negative (in 10 g) Negative ISO 7251
Salmonella Negative (in 25 g) Negative ISO 6579
Staphylococcus aureus Negative (in 1 g) Negative ISO 6888
Storage Condition Cool, dry, below 25°C, away from sunlight N/A N/A
Shelf Life 24 months from manufacture N/A Stability Study

Note: A comprehensive lot‑specific Certificate of Analysis (COA) is provided with each shipment.

 

bCAA 2:1:1 benefits

 

BCAA (2:1:1) powder supports multiple aspects of athletic performance and recovery. The following BCAA 2:1:1 benefits are backed by clinical research.

1. Muscle Protein Synthesis Activation

Leucine, the dominant component of the 2:1:1 blend, activates key anabolic pathways that stimulate muscle protein synthesis and help reduce muscle protein breakdown. This supports lean muscle maintenance and growth, especially when consumed around training.

2. Exercise Performance Enhancement

BCAA supplementation improves endurance, strength, speed, and overall fitness. It also helps mitigate exercise‑induced muscle damage and supports lean body mass, allowing athletes to train harder and recover faster.

3. Reduced Muscle Soreness & Accelerated Recovery – BCAA Recovery Powder

As a BCAA recovery powder, BCAA (2:1:1) effectively reduces markers of muscle damage and perceived soreness after intense exercise. It enhances the clearance of metabolic by‑products such as ammonia and lactate, accelerating recovery and preparing muscles for the next training session.

4. Fatigue Reduction – BCAA Energy Powder Benefits

As a BCAA energy powder, BCAA helps lower both peripheral fatigue substances (lactate, ammonia) and central fatigue substances (serotonin). This translates to reduced perceived exertion and sustained energy during prolonged or high‑intensity training.

5. Direct Energy Source for Muscles

Unlike most amino acids that are metabolized in the liver, BCAAs are oxidized directly in skeletal muscle, providing a rapid energy source during prolonged exercise. This unique pathway helps preserve muscle glycogen and delay the onset of fatigue.

 

BCAA powder benefits

Applications of BCAA (2:1:1) Powder

6.1 Sports Nutrition & Dietary Supplements

  • Pre-workout powder – 5–10 g per serving, commonly blended with creatine, beta-alanine, and citrulline malate.
  • Intra-workout / endurance blends – Formulated with electrolytes and carbohydrates as BCAA energy powder.
  • Post-workout recovery supplements – BCAA recovery powder, taken within 30–60 minutes after exercise.
  • Capsules & tablets – 500–1,000 mg per unit (per capsule/tablet).
  • All-in-one pre-workout formulas – Typically dosed at 5–10 g per serving.
  • Standalone BCAA products – Pure BCAA (2:1:1) powder for flexible, customizable dosing.
  • Instantized grade – Instant BCAA 2:1:1 for ready-to-drink (RTD) and stick-pack beverages, featuring rapid cold-water dispersion, minimal foaming, and a clean taste.

6.2 Functional Foods & Beverages

  • Sports drinks, energy drinks, electrolyte-enriched waters
  • Protein bars, gummies, chews & confections
  • Fortified cereals and meal replacement powders/meals
  • Instantized BCAA is ideal for RTD and powdered beverage mixes

6.3 Cosmetic & Personal Care

  • Amino acid‑based skincare & haircare ingredients
  • Skin‑conditioning, moisturizing, and anti‑aging formulations
  • Repair creams, serums, and facial masks
  • Hair conditioners, treatment serums, and masks
  • Plant‑derived, clean‑label amino acid source

6.4 Pharmaceutical & Medical Nutrition

  • Raw material for dietary supplement and functional food manufacturing
  • Specialized medical nutrition for muscle wasting, post‑surgical recovery, and geriatric support
  • Component for cell culture and bioprocessing media

6.5 Animal Feed & Aquaculture

  • Supports healthy growth, energy metabolism, and stress tolerance in livestock, poultry, and aquaculture species

6.6 Biochemical Research

  • Reference standard for HPLC and LC‑MS analysis
  • Research tool for mTOR signaling, BCAA metabolic pathways, and exercise physiology studies

 

 

What is BCAA (2:1:1) Used For?

 

Frequently Asked Questions (FAQ)

Q: What does "2:1:1" mean? Difference between BCAA 2:1:1 vs 4:1:1?

A: 2:1:1 = leucine:isoleucine:valine by mass. The difference between BCAA 2:1:1 and 4:1:1 is the leucine proportion: 4:1:1 has more leucine. Both are effective; 2:1:1 is the most researched and recommended for balanced recovery and energy. We offer both ratios; custom ratios are also available.

Q: What is BCAA 2:1:1 instant?

A: BCAA 2:1:1 instant is produced by agglomeration for rapid dispersion in cold water – ideal for RTD beverages and stick packs.

Q: Optimal BCAA dosage?

A: For recovery, 2–10 g/day (2:1:1) is taken 3 days before, immediately before, and after exercise. For energy, 5–10 g intra‑workout.

Q: What are the side effects of BCAA?

A: Generally safe at recommended doses. Mild GI discomfort possible at >20 g/day. Individuals with MSUD and liver/kidney disease should consult a doctor.

Q: Samples?

A: Free or low‑cost samples available.

Q: Allowed in sports?

A: Yes – not on WADA Prohibited List.

Q: Combination with other ingredients?

A: Compatible with creatine, beta‑alanine, citrulline malate, glutamine, taurine, and electrolytes.

Why Choose Us?

Your Professional Manufacturing & Sourcing Partner

We are more than a supplier - we are a comprehensive supply chain partner dedicated to high-quality ingredients, custom formulations, and finished products across multiple industries.

Professional Expertise

With years of experience in plant extracts, food additives, cosmetic raw materials, and nutritional ingredients, our team brings deep technical knowledge and market insight to every partnership.

01

Diverse Product Range

We offer a broad range of products, including food additives, plant extracts, fruit & vegetable powders, cosmetic actives, and functional food ingredients.

02

One-Stop Shop

 Raw Materials: High-purity ingredients for food, beverage, supplement, and cosmetic applications.

 Finished Products: In-house manufacturing of capsules, soft gels, gummies, liquid drops, and blended powders.

03

OEM/ODM/OBM Services

 Label Design & Packaging: Custom branding tailored to your target market.

 Formulation & R&D: Expert support to develop custom blends, proprietary formulas, and innovative products.

 Global Logistics: Reliable shipping, documentation, and customs clearance support.

04

Quality Assurance

Strict adherence to GMP standards and full regulatory transparency. We stay current with global requirements, including FDA GRAS, EFSA, and other regional regulations, to ensure your products meet the highest safety and compliance standards.

05

Contact Us

 

Contact our sales team to discuss your requirements for BCAA (2:1:1) Powder.

 

Please get in touch with us at ella.zhang@huilinbio-tech.com.

 

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References

  1. Kaspy MS, et al. The effects of branched-chain amino acids on muscle protein synthesis, muscle protein breakdown and associated molecular signalling responses in humans: an update. Nutrition Research Reviews. 2024;37(2):273-286. DOI: 10.1017/S0954422423000197. PMID: 37681443.
  2. Nutrition & Metabolism (Springer). Amino acids regulating skeletal muscle metabolism: mechanisms of action, physical training dosage recommendations and adverse effects. 2024;21:41. DOI: 10.1186/s12986-024-00820-0.
  3. Julea M, Saleh SN. The Effect of Oral Pure Branched-Chain Amino Acid Supplementation on Exercise Performance and Body Composition: A Systematic Review. Cureus. 2025;17(11):e96017. DOI: 10.7759/cureus.96017.
  4. Pilot randomized double‑blind placebo‑controlled trial. Branched-Chain Amino Acids Combined with Exercise Improves Physical Function and Quality of Life in Older Adults. Dietetics. 2025;4(3):32. DOI: 10.3390/dietetics4030032. PMID: PMC12377484.
  5. Arroyo-Cerezo A, Cerrillo I, Ortega Á, Fernández-Pachón MS. Intake of branched chain amino acids favors post-exercise muscle recovery and may improve muscle function: optimal dosage regimens and consumption conditions. The Journal of Sports Medicine and Physical Fitness. 2021;61(11):1478-1489. DOI: 10.23736/S0022-4707.21.11843-2. PMID: 33586928. Epub 2021 Feb 15.

 

Disclaimer: This document is for informational, research, and industrial purposes only. BCAA (2:1:1) powder is supplied as a sports nutrition ingredient, functional food additive, cosmetic ingredient, or research reagent. Not for direct human therapeutic use. Users are responsible for compliance with all applicable regulations.

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