We have maintained good cooperative relations with other well-known brands for many years to ensure the quality of our micro encapsulated almond oil powder, turmeric root extract, carotene 30 Oil . We strictly control all aspects, relying on professional talents, sophisticated equipment, scientific management process and other advantages to ensure product quality. Our company has advanced production equipment, capable technical force and strong production capacity. Our business philosophy is to improve ourselves, create benefits for enterprises and provide customers with truly valuable products and services. Our products sell well in many countries and regions, we have gradually improved the industry and scale with respect to our peers and users.
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.Years of Dietary Supplement Vitapqq -Sr 30 Veggie Caps sales history makes us have a profound understanding of advanced products in the process of communication and learning with foreign advanced manufacturers. We should provide customers with high precision and high reliability products and provide powerful guarantee for the follow-up service of products. Continuously improving and perfecting quality management, and continuing to provide customers with high-quality products and services are our eternal goals.
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