Bulk Biotin Powder Manufacturer in China

OEM bulk Biotin powder manufacturer in China. 1%, 2%, 10%, and 98% pure specs for feed, pet nutrition, supplements, and private label. 10,000 tons exported yearly with custom OEM solutions.

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Bulk Pure Biotin Powder 1%, 2%, 10%

Product Name	D Biotin powder
Other names	vitamin B7,Coenzyme R，Vitamine H, Hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanoic acid
CAS Number	58-85-5
Molecular Formula	C10H16N2O3S
Molecular Weight	244.31
Specifications	Pure biotin 1%, 2%, 10%, up to 98% purity available
Appearance	White powder
Benefits	Support hair and nail health, energy metabolism, blood sugar health, skin health
OEM Services	Custom formulation,Pet functional feed，Pet supplement, capsules, tablets, softgels,powder，contract manufacturing, custom logo
Bulk Packaging	25kg/drum, 1kg -25kg per bag
Annual supply capacity	10000 tons/year

Jayoo Biotech is a leading manufacturer of bulk Biotin powder in China, supplying high-quality D-Biotin raw material to importers, feed manufacturers, pet nutrition companies, dietary supplement brands, distributors, and private label Amazon sellers. We offer OEM services for customized formulas, capsules, tablets, and bulk packaging, ensuring reliable Vitamin B7 ingredients for feed, pet supplements, multivitamins, and health products. Biotin supports healthy hair, skin, fur, nails, and normal energy metabolism. With strict quality control and strong production capacity, Jayoo Biotech exports up to 10,000 tons annually, providing global customers with a stable supply, consistent specifications, and dependable export service.

What is Biotin?

Biotin, also known as Vitamin B7, Vitamin H, and Coenzyme R, is a water-soluble vitamin essential for the metabolism of carbohydrates, fats, and proteins. It supports healthy hair, skin, fur, and nails, and is commonly included in nutrition products. Natural sources include egg yolks, nuts, animal liver, yeast, and some grains. D-Biotin is valued for its high biological activity and bioavailability, making it an effective ingredient in feed premixes, pet supplements, multivitamins, and fortified nutrition formulas.

Jayoo Biotech supplies D-Biotin (CAS No. 58-85-5, molecular formula C10H16N2O3S, molecular weight 244.31) with mass production. Bulk biotin is offered in 1%, 2%, 9%, and 10% concentrations to accommodate various formulation requirements in feed, pet nutrition, and supplement manufacturing. The product is a white crystalline powder, slightly soluble in water, and suitable for premix and blending systems. It is packaged in standard 25kg drums for safe storage, transport, and export, providing a dependable raw material for importers, manufacturers, and distributors.

Biotin Powder Specifications

Jayoo Biotech supplies bulk D-Biotin as a white to off-white crystalline powder with stable physical and chemical properties, suitable for feed, nutrition, and supplement manufacturing. The product is tested to strict internal and third-party quality standards. The COA reports an assay of 97.5%-102.0%, with an actual result of 99.8%. Additional results include loss on drying at 0.06%, specific rotation of +90.2°, total heavy metals below 0.001%, lead below 2 mg/kg, and arsenic below 1 mg/kg. Microbiological limits are total colony count below 1000 CFU/g, yeast and mold below 100 CFU/g, and Diarrheogenic Escherichia coli: Negative. The COA confirms all inspection items meet specifications.

D-Biotin is a white crystalline powder or fine long needles, slightly soluble in water, and remains stable at normal temperature and pressure when stored in a cool, dry, well-ventilated area away from light and incompatible substances.

Certificate of Analysis
Product Name	D-Biotin
CAS No.	58-85-5
Molecular Formula	C10H16N2O3S
Molecular Weight	244.31
Batch No.	DB-251215
Manufacture Date	2025-12-15
Batch Size	300KGs
Test Date	2025-12-15
Shelf Life	2 Years
Pack Size	25Kg/Drum

Test Items	Specification	Result
Appearance	White to off-white Crystal powder	Complies
Appearance of Solution	Colourless	Complies
Assay	97.5%-102.0%	99.8%
Loss on Drying	<0.2%	0.06%
Specific Rotation	+89.0° – +93.0°	+90.2°
Total Heavy Metals	<0.001%	<0.001%
Sulphated Ash	<0.1%	<0.05%
Lead	<2mg/kg	Complies
Arsenic	<1mg/kg	Complies
Melting Point	229.0~232.0℃	229.4~230.5℃
Single Impurity	<1.0%	0.2%
Total Impurity	<2.0%	<0.9%
Total Number of Colonies	<1000cfu/g	<1000cfu/g
Yeasts & Molds (CFU/g)	≤100 CFU/g	<100CFU/g
Diarrheogenic Escherichia coli	Negative	Negative
Conclusion	All inspection items are in conformity with the specifications.
Storage	Sealed package, store in dry and cool.

Flow Chart of Biotin Manufacturing Process

Jayoo Biotech’s bulk Biotin powder is manufactured under strict quality controls to ensure consistent purity, safety, and batch uniformity for a wide range of targeted buyers, including importers, pet nutrition brands, Amazon store owners, distributors, supplement manufacturers, and private label companies. Production starts with sourcing and verifying qualified raw materials, followed by controlled synthesis or conversion to D-Biotin. The product is then purified, crystallized, filtered, dried, milled, and sieved to meet specified particle size and assay requirements. Each batch undergoes comprehensive quality inspection, including checks for appearance, assay, moisture content, specific rotation, heavy metals, impurities, and microbiological indicators, before final packaging in sealed drums.

To maintain product quality during storage and transport, Jayoo Biotech recommends keeping the material sealed and storing it in a cool, dry place. The MSDS further advises storage in a well-ventilated area, protected from light, and tightly closed.

Biotin Applications

If you need a dependable supplier of bulk Biotin powder in China, Jayoo Biotech is ready to help. We offer consistent, high-quality D-Biotin to importers, feed manufacturers, pet nutrition companies, supplement brands, distributors, and private label clients around the world. Our services include OEM support, custom specifications, standard 25 kg drum packaging, and experienced export assistance. You can count on us for Biotin powder that meets strict quality standards, with a COA assay of 99.8%, low impurities, minimal heavy metals, and safe microbiological levels. Whether you need Biotin for feed premixes, pet supplements, capsules, tablets, or custom blends, Jayoo Biotech delivers stable quality and direct-from-factory service.

Feed Additives for Livestock, Poultry, and Aquaculture

One of the most important B2B applications of bulk Biotin powder is in feed formulations for livestock, poultry, and aquatic animals. Biotin is used in feed to help improve the growth rate of livestock and poultry, support meat quality, and contribute to the healthy growth of livestock, poultry, and aquatic products. For feed manufacturers and premix companies, bulk D-Biotin is a practical vitamin ingredient for developing more complete and value-added nutrition solutions. The MSDS also explicitly notes that the product can be used as a feed additive.

Pet Nutrition and Pet Supplement Formulas

For pet nutrition companies and Amazon private label brands, bulk Biotin powder is widely used in pet supplements designed for coat condition, skin support, and daily nutritional balance. Because biotin is closely associated with the maintenance of healthy hair, fur, skin, and nails, it is a highly relevant ingredient for pet grooming supplements, pet skin and coat products, and multi-nutrient pet formulas. This makes bulk biotin an attractive raw material for pet brands targeting dogs, cats, and other companion animals.

Dietary Supplements and Multivitamin Products

Biotin is a popular ingredient in health products, including hair and nail care supplements, metabolic regulation supplements, and multivitamin formulas. For supplement brands, contract manufacturers, and distributors, bulk Biotin powder offers strong formulation flexibility for capsules, tablets, powder blends, and other delivery formats. Since biotin is associated with nutrient metabolism and beauty-from-within positioning, it remains a valuable ingredient for brands developing products for hair wellness, skin support, nail strength, and daily vitamin supplementation.

Skincare, Hair Care, and Nutritional Fortification

Biotin also has applications in skincare and hair care products, where it is used to help repair damaged hair, reduce hair breakage, improve the skin barrier, and alleviate dryness. In the food sector, it can be used for nutritional reinforcement to help fill dietary gaps. For manufacturers serving beauty nutrition, fortified food, or functional wellness categories, bulk D-Biotin provides a flexible ingredient option that connects beauty care with nutritional science.