With this motto in mind, we have turn out to be amongst probably the most technologically innovative, cost-efficient, and price-competitive manufacturers for food grade sodium BHB, MCT oily powder, food grade Essential Amino Acid . We are committed to making end users 100% satisfied, building a world-class enterprise with first-class products and comprehensive services, and ultimately becoming an international company engaged in large-scale standardized production. We will adhere to concept innovation, management innovation, technological innovation and marketing innovation, accelerate the construction of enterprise standardization, and comprehensively promote product intelligence and production automation. Looking to the future, through our long-term persistent efforts, we will become an excellent global corporate citizen, which is the unremitting motivation and goal of our development! Our company persistently strives to meet and even exceed our customers' expectations and ensure a safe and smooth production process.
L-Leucine Powder is one of the eight essential amino acids, and belonging to the aliphatic amino acids within twenty kinds of proteins. L-leucine and L-isoleucine and L-valine are called three branched chain amino acids. L-leucineLeucine and D-leucine are enantiomers. It is a white shiny hexahedral crystal or white crystalline powder at room temperature , Odorless, slightly bitter.
Our microencapsulated leucine powder is available with instant, granular and taste masking, sustained release formula, which can provide a better solubility, fluidity, taste and absorption respectively.
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Product Specification
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Analytical Quality |
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Appearance |
White to off-white free-flowing granular |
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L-Leucine (Titration) |
≥95.0% |
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Binder Content(HPMC) |
≤5.0% |
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Loss on drying |
≤1.0% |
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Residue on ignition |
≤0.5% |
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Bulk Density |
≥0.50g/ml |
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Tapped Density |
≥0.55g/ml |
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Particle Size |
≥90% through 20 mesh |
| ≤30% through 80 mesh | |
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Contaminant |
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Heavy metals (as Pb) |
≤15 ppm |
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Lead (Pb) |
≤3 ppm |
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Arsenic (As) |
≤2 ppm |
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Cadmium (Cd) |
≤1 ppm |
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Mercury (Hg) |
≤1 ppm |
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Microbiological |
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Total Plate Count |
≤1000 cfu/g |
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Yeasts and Molds |
≤100 cfu/g |
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Salmonella |
Negative /25g |
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E. coli |
Negative |
Simplified Production Process

Product Advantages
1. Strength of Instant product
● Faster dissolution rate.
● Cover up the bitter taste of BCAA.
● No floating up, no sinking down.
● Clear and transparent solution liquid.

2. Strength of granular product
● Free-flowing.
● DC grade.
● Spherical particles of even size.
● 20 mesh to 40 mesh could be customized.
3. Strength of granular product
● BCAA content: ≥ 70%.
● Avoid Stimulating & better absorption.
● leucine powder Cover up the bitter taste of BCAA.
● 40% released in gastric juice in 4h.
● 40% released in intestinal juice in another 4h.
Applications
Food and Beverage Industry: micronized leucine is ideal for enhancing the nutritional value of protein shakes, meal replacements, and health beverages.
Nutritional Supplements: Widely used in dietary supplements, especially those targeting muscle growth and recovery, such as BCAAs.
Medical and Health Industry: leucine powder Used as an ingredient in clinical nutrition products to support patients who need enhanced muscle growth and recovery.
Beauty and Health Industry: micronized leucine Aids in anti-aging formulations that target maintaining muscle mass.

Package and Storage
Packaged in 20kg net cardboard carton, packed with double layer polyethylene bag as liner.
Storage: The product can be stored for 24 months at room temperature in the unopened original
container. It shall be stored in tightly closed containers at room temperature, and
protected from heat, light, moisture, and oxygen.
Why choose HSF
1. Product Safety
Carefully-selected raw materials
Stable appearance: micronized leucine Stable physical appearance for each batch
360° contaminants control: PAHs, Pesticides, Dioxines, Microbes & Heavy Metals
Own Lab and Third Party Testing: Test reports from both our own lab and third-lab are available
2. Super Quality
Innovative molecular distillation technology.
Various Forms: Powder and Granule are available.
Green production process: micronized leucineNeither solvent nor catalyst is used during the production.
International respected certification standards: IP (Non-GMO), FSSC22000, ISO9001, Kosher, Halal, cGMP.
Large inventory & Flexible transportation: Professional logistic service, including air, sea and rail transportation.
Product Qualification
Certificates such as ISO9001, ISO22000, FAMI-QS, IP(NON-GMO), Kosher, and Halal are in place.

Worldwide Exhibitions

Factory View (Click for video details)
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Email: sales@healthfulbio.com
Are you going to wholesale l-leucine powder from a professional l-leucine powder producer and supplier? it is one of the well-known l-leucine powder manufacturers in China, welcome to contact our factory.We are one of the major supplier of L-Leucine CAS 61-90-5 White Crystals or Crystalline Powder in China. The company tries its best to create a rich culture for its employees, allocating a number of places in the enterprise, and holding various activities from time to time, such as trips, picnics, ball games, knowledge contests, etc., so that the employees are closely united around the company's management. Over the years, we have achieved rapid development with strong technical strength, mature products, and perfect service system, and won the trust and support of customers at home and abroad.
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