L-Leucine

Bulk L-leucine powder, the key BCAA for muscle protein synthesis, for sports and medical nutrition products.

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Product Overview

L-Leucine is an essential branched-chain amino acid (BCAA) and the primary trigger of muscle protein synthesis signalling. It is supplied as a white crystalline powder for sports nutrition, clinical nutrition, and functional food applications.

Key Features

  • High-purity, free-flowing crystalline grade
  • Suitable for BCAA/EAA blends, capsules, and beverages
  • Neutral taste with excellent solubility
  • Available in multiple particle sizes on request
  • Full documentation available on request

How It Works

  • mTOR pathway activation: leucine is the key amino acid involved in triggering muscle protein synthesis signalling.
  • BCAA positioning: the leading component of 2:1:1 BCAA formulas.
  • Clinical nutrition: used in protein/amino-acid modules for medical nutrition.
  • Blending: commonly combined with isoleucine, valine, and HMB.

Typical Applications

  • BCAA and EAA sports formulas
  • Post-workout and recovery products
  • Clinical and medical nutrition modules
  • Protein-fortified foods and beverages
  • Amino acid capsules and tablets

Key Specifications

Material L-Leucine
CAS Number 61-90-5
Molecular Formula C6H13NO2
Molecular Weight 131.17 g/mol
Appearance White crystalline powder
Assay / Purity Available on request
Grade Available on request
Packaging Available on request
MOQ Available on request

Storage & Handling

Store in a cool, dry place below 25 °C, protected from light and moisture. Keep the container tightly sealed when not in use.

Why Choose VeraVitabio

  • Bulk B2B supply for sports nutrition brands — flexible MOQ from R&D kits to container loads
  • Assay and microbiological testing documented per batch, with COA and MSDS available on request
  • Custom mesh/sieve grades and blending support on request
  • OEM / ODM filling capability for capsules, powders, sticks, and gummies
  • Export experience across North America, the UK, Germany, France, Italy, Spain, and the Netherlands

Request a Quote — Looking to source L-Leucine for your next formulation? Send your specification and target volume to info@veravitabio.com or WhatsApp +86 157 7194 0528. Samples and full documentation are available for qualified B2B buyers. Web: veravitabio.com

Need pricing, a sample or full documentation?

Send your specification, target volume and destination country — our team replies within one business day.

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For food, beverage, and nutraceutical formulation use. This product is not intended to diagnose, treat, cure, or prevent any disease. Specifications shown are for general reference; full Certificate of Analysis and supporting documentation are available upon request.

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