Bulk Porcine Bile Extract Manufacturer in China

Water-soluble pig bile extract with ≥2% taurohyodeoxycholic acid for digestive and bile-derived formulas. 600-ton annual capacity, custom specifications, OEM capsules and tablets, free samples, COA, SDS and third-party testing.

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Buck Pig Bile Extract

Product NamePorcine Bile Extract
Other NamesBile extract porcine, Porcine bile acids, Pig bile powder, Pulvis Fellis Suis, Zhu Dan, Powdered Swine Bile, Zhudanfen
AppearanceYellow Powder
Country of OriginChina
Applicationssupplements
Documents AvailableCOA, Specification, MSDS, Allergen Statement, Non-GMO Statement
Manufacturing Capability600 tons annually
OEM services Custom formulation, capsules, tablets, blends, contract manufacturing, softgels  
Bulk Packaging1kg, 5kg, 10kg aluminum foil vacuum bag; or 20kg, 25kg Fiber Drum

Henan Unicorns Biotechnology Co., Ltd. manufactures and exports bulk Porcine Bile Extract from China. We supply supplement brands, ingredient distributors, nutrition companies, contract manufacturers, research suppliers and private-label businesses.

Our standard yellow powder is made from healthy porcine bile and standardized to at least 2% taurohyodeoxycholic acid. It dissolves easily in water and passes strict limits for heavy metals and microbiological quality. The product is declared antibiotic-free, non-irradiated, non-GMO and free from bovine BSE risk.

Unicorns Biotechnology supports annual production of up to 600 tons across bile-derived and glandular ingredients. OEM capsules, tablets, powder blends, custom specifications and export packaging are available. Related products include Bile Acids Powder, Ox Bile Extract Powder, Cholic Acid, TUDCA, Bilirubin Powder and other glandular extracts and derivatives.

What Is Porcine Bile Extract?

Porcine Bile Extract is a dried animal extract produced from pig bile collected from the gallbladder. The liquid bile is filtered, concentrated, dried and milled into a yellow, bitter powder.

The ingredient contains a natural mixture of bile acids, conjugated bile salts, bile pigments, phospholipids, cholesterol, fatty acids, proteins and mineral salts. Its exact profile depends on the raw material and production method.

Pig bile has a different bile acid profile from bovine bile. Porcine bile is associated with hyocholic acid and hyodeoxycholic acid families, including taurine-conjugated forms. Hyodeoxycholic acid is a characteristic component of hog bile.

Other Names

Common names include:

  • Pig Bile Extract
  • Porcine Bile Extract Powder
  • Pig Bile Powder
  • Porcine Bile Powder
  • Hog Bile Extract
  • Hog Bile Powder
  • Dried Porcine Bile
  • Porcine Gallbladder Extract
  • Porcine Gall Extract
  • Porcine Bile Concentrate
  • Pig Gall Powder

“Pig Bile Powder” may refer to simply dried whole bile. “Porcine Bile Extract” often refers to a filtered or standardized grade. Buyers should compare the bile acid marker, manufacturing method and COA rather than relying only on the name.

Basic Product Information

PropertyProduct Information
Biological sourceHealthy porcine bile
Animal sourcePig
Country of raw materialChina
Country of manufactureChina
Product formDried bile extract powder
Marker compoundTaurohyodeoxycholic acid
Standard marker assay≥2.0%
AppearanceYellow powder
TasteBitter
Water behaviorDissolves easily in water
Moisture behaviorHygroscopic and deliquescent
Particle size≥95% through 80 mesh
GMO statusDeclared non-GMO
Irradiation statusNon-irradiated
Antibiotic statusDeclared antibiotic-free

CAS Number and Molecular Formula

Porcine Bile Extract does not have one universal CAS number, molecular formula or molecular weight. It is a mixture of many bile-derived compounds rather than one purified chemical.

Each bile acid has its own identity. Examples include:

Bile AcidCAS NumberType
Hyodeoxycholic acid83-49-8Characteristic porcine bile acid
Hyocholic acid547-75-1Porcine primary bile acid
Chenodeoxycholic acid474-25-9Primary bile acid
Cholic acid81-25-4Primary bile acid
Deoxycholic acid83-44-3Secondary bile acid

The Unicorns Biotechnology grade is standardized by taurohyodeoxycholic acid content, not by one universal extract CAS number.

Solubility and Storage Behavior

Porcine Bile Extract dissolves readily in water. The powder also absorbs moisture quickly from the air.

Keep the package tightly sealed after opening. Store it in a cool, dry place away from heat, light and humidity. Moisture-resistant inner liners are needed for bulk shipping and warehouse storage.

Composition of Porcine Bile Extract

Porcine Bile Extract contains several classes of bile-derived compounds. Taurohyodeoxycholic acid is the measured marker in the standard Unicorns Biotechnology specification.

Bile Acids and Bile Salts

The bile acid fraction may contain:

  • Taurohyodeoxycholic acid
  • Hyodeoxycholic acid
  • Hyocholic acid derivatives
  • Chenodeoxycholic acid derivatives
  • Cholic acid derivatives
  • Taurine-conjugated bile acids
  • Other minor porcine bile acids

The exact profile should be confirmed by chromatographic testing. A 2% taurohyodeoxycholic acid specification does not mean the product contains only 2% total bile acids.

Bile Pigments

Natural porcine bile may contain bile pigments such as bilirubin and related compounds. These pigments contribute to the yellow color of the finished powder.

Their levels vary with raw material quality and purification depth. The standard product is not sold as a standardized bilirubin ingredient.

Phospholipids and Lipids

Porcine bile can contain phospholipids, lecithin, cholesterol and fatty acids. These compounds form part of the natural bile matrix.

Filtration and purification may reduce their final levels. Buyers requiring a detailed lipid profile should request batch-specific testing.

Proteins, Mucins and Mineral Salts

Small amounts of proteins, mucins and inorganic salts may remain in the extract. Natural mineral components can include sodium, potassium, calcium, magnesium, chloride and iron.

The current specification does not assign fixed percentages to these components. They should not be marketed as standardized nutrients without testing. The supplied product notes list bile acids, bile pigments, phospholipids, fatty acids, proteins, choline, cholesterol and inorganic substances as expected composition groups.

Porcine Bile Extract Specifications

Unicorns Biotechnology’s standard Porcine Bile Extract contains at least 2.0% taurohyodeoxycholic acid. At least 95% of the powder passes through an 80-mesh sieve, while loss on drying is limited to 5.0%.

The specification also controls arsenic, lead, mercury, cadmium and microbial contamination. Identification is performed through chromatographic comparison with a reference product.

Standard Specification Table

Test ItemSpecification
Product namePorcine Bile Extract
SourceHealthy porcine bile
Raw material originChina
Country of manufactureChina
AppearanceYellow powder
TasteBitter
Water solubilityDissolves easily in water
Moisture behaviorDeliquescent in air
IdentificationChromatographic color spot matches reference
Particle size≥95% through 80 mesh
Taurohyodeoxycholic acid≥2.0%
Loss on drying≤5.0%
Arsenic≤2 ppm
Lead≤2 ppm
Mercury≤0.1 ppm
Cadmium≤1 ppm
Total plate count≤1,000 CFU/g
Mold and yeast≤100 CFU/g
E. coliNegative
SalmonellaNegative
StaphylococcusNegative
GMO statusNon-GMO declaration
IrradiationNon-irradiated
AntibioticsDeclared antibiotic-free
BSE statusDeclared BSE-free
Allergen statusDeclared allergen-free
Standard particle size80 mesh
Typical bulk packagingPE-lined fiber drum
Custom packagingAvailable

Testing and Quality Documents

The marker compound should be tested by a suitable chromatographic method, such as HPLC or another validated laboratory method. The final test method should appear on the approved specification or COA.

Available purchasing documents may include:

  • Batch-specific COA
  • SDS or MSDS
  • Product specification
  • Technical data sheet
  • Manufacturing flow chart
  • Porcine-origin declaration
  • Antibiotic-free statement
  • Non-irradiation statement
  • GMO statement
  • Allergen statement
  • Heavy-metal report
  • Microbiological report
  • Residual-solvent statement
  • Country-of-origin document
  • Third-party laboratory report

The standard process is water-based and does not require the extract to be described as solvent-extracted. Buyers should confirm the actual process before using a residual-solvent claim.

Porcine Bile Extract vs Bile Acids Powder

Porcine Bile Extract and Bile Acids Powder may come from the same animal source, but they are not identical.

Porcine Bile Extract retains a broader bile matrix. It may contain bile acids, bile salts, pigments, phospholipids, cholesterol and minor proteins. Bile Acids Powder is usually more purified and standardized by total bile acid content or selected bile acids.

FeaturePorcine Bile ExtractBile Acids Powder
SourcePorcine bileUsually porcine bile-derived material
CompositionBroad bile extractConcentrated bile acid fraction
Standard markerTHDCA ≥2% for this gradeTotal bile acids or specified acids
Bile pigmentsMay remainUsually reduced
PhospholipidsMay remainUsually reduced
Purification levelModerateHigher
AppearanceYellow powderWhite, off-white, yellow or brown
Main useBroad bile-derived formulationsStandardized bile acid formulations
Buyer focusNatural bile profileActive bile acid concentration

Choose Porcine Bile Extract when the formula needs a wider bile-derived composition. Choose Bile Acids Powder when total bile acid concentration and a more refined active profile matter.

Porcine Bile Extract vs Ox Bile Extract

Both ingredients contain bile-derived compounds, but their animal sources and bile acid profiles differ.

FeaturePorcine Bile ExtractOx Bile Extract
Animal sourcePigCattle
Technical sourcePorcine gallbladder bileBovine gallbladder bile
Characteristic profileHyocholic and hyodeoxycholic acid familiesCholic and deoxycholic acid families
Standard markerTHDCA ≥2% for this gradeOften total bile acids or cholic acid
AppearanceYellow powderYellow, tan or brown powder
Water solubilityReadily solubleDepends on grade
BSE concernNo bovine sourceRequires bovine risk documents
Main positioningPorcine bile formulasBovine digestive bile formulas
Religious suitabilityNot suitable for halal or kosher formulasDepends on source and certification

Neither ingredient is automatically better. Selection depends on the required animal source, bile acid profile, specification and destination-market rules.

Functional Properties of Porcine Bile Extract

The most defensible product claims relate to bile chemistry and formulation use. Porcine Bile Extract should not be marketed as a treatment for hepatitis, jaundice, gallbladder disease or other medical conditions without approved evidence.

Supports Fat Emulsification

Bile acids have water-compatible and fat-compatible regions. This allows them to gather around dietary fat and form micelles.

Micelle formation increases the surface area available to digestive lipases. It also helps keep lipid digestion products dispersed in the intestinal environment.

Supports Absorption of Fat-Soluble Nutrients

Bile salts help disperse fatty acids, cholesterol and fat-soluble vitamins. Vitamins A, D, E and K depend on normal fat digestion for absorption.

A finished-product benefit will depend on the total bile acid profile, dose and intended user. The 2% THDCA marker alone does not define the full digestive effect.

Water-Soluble Bile-Derived Ingredient

The powder dissolves readily in water. This supports use in capsules, tablets, soluble blends and selected liquid systems.

Its hygroscopic nature requires moisture control during blending, filling and storage.

Traditional Porcine Bile Positioning

Pig bile powder has a history of use in traditional Chinese materia medica. Traditional descriptions refer to bitter and cooling properties.

Those traditional uses should be kept separate from modern supplement claims. Disease names and treatment language are not suitable for a general international ingredient page.

Porcine Bile Extract Manufacturing Process

Porcine Bile Extract is produced by converting liquid pig bile into a stable, standardized powder. The exact process may vary by grade.

1. Porcine Bile Collection

Bile is collected from healthy pigs processed at qualified facilities. Source records and veterinary inspection documents are maintained.

2. Raw Material Inspection

The liquid bile is checked for appearance, odor, contamination and source identity before production.

3. Filtration

Coarse tissue, suspended solids and unwanted matter are removed through filtration.

4. Purification

The filtered bile may undergo clarification or other controlled purification steps to improve consistency and reduce unwanted solids.

5. Concentration

The purified liquid is concentrated under controlled temperature conditions.

6. Drying

The concentrate is dried into a yellow powder. Spray drying or another controlled drying process may be used according to the product grade.

7. Milling and Sieving

The dried material is milled and sieved. At least 95% of the standard powder passes through 80 mesh.

8. Standardization

The product is blended or adjusted to meet the required taurohyodeoxycholic acid specification.

9. Quality Testing

Each batch is tested for identity, THDCA, loss on drying, heavy metals and microbiological quality.

10. Moisture-Resistant Packaging

The powder is packed in sealed inner liners and export drums. Packaging must limit moisture uptake because the product is deliquescent.

Process flow: Healthy porcine bile → Inspection → Filtration → Purification → Concentration → Drying → Milling → Sieving → Standardization → Testing → Packaging

Applications of Porcine Bile Extract

Porcine Bile Extract is used where a pig-derived bile matrix is preferred over purified single bile acids. Final use must comply with the rules of the destination country.

Digestive Supplement Capsules and Tablets

The powder can be formulated into capsules and tablets for digestive and fat-metabolism product concepts. Its water solubility and 80-mesh particle size support blending and encapsulation. Formula developers should confirm dose, bile acid profile and local supplement status before launch.

Traditional Animal-Derived Formulas

Porcine bile powder may be used in traditional formulas where pig bile is an accepted raw material. These products require strict control of animal origin, microbiology and medical claims. Traditional use does not replace modern safety or regulatory review.

Bile Acid and Organ Ingredient Blends

The extract can be combined with porcine liver powder, pancreatic ingredients, digestive enzymes or other bile-derived materials. Compatibility, moisture migration and taste should be tested because Porcine Bile Extract is bitter and hygroscopic.

Research and Specialized Formulation

Porcine Bile Extract can be supplied for laboratory research, reference formulation and bile-derived product development. Buyers may request customized THDCA levels, chromatographic profiles or third-party testing for research and technical use.

Where to Buy Bulk Porcine Bile Extract

Henan Unicorns Biotechnology Co., Ltd. supplies wholesale Porcine Bile Extract Powder from China for supplement manufacturers, ingredient distributors, research suppliers and private-label businesses.

We provide factory-direct bulk powder, OEM capsules, tablets and blended formulas. Custom marker content, particle size, packaging and testing can be discussed based on order volume and destination market.

Why Choose Unicorns Biotechnology?

Factory AdvantageBuyer Benefit
Direct China manufacturerFactory pricing and direct technical contact
Defined porcine sourceHealthy pig bile from China
Standardized markerTaurohyodeoxycholic acid ≥2.0%
Controlled particle size≥95% through 80 mesh
Low moistureLoss on drying ≤5.0%
Heavy-metal controlAs ≤2 ppm, Pb ≤2 ppm, Cd ≤1 ppm, Hg ≤0.1 ppm
Microbial controlTPC ≤1,000 CFU/g and yeast/mold ≤100 CFU/g
Pathogen testingE. coli, Salmonella and Staphylococcus negative
Annual capacityUp to 600 tons across bile-derived ingredients
Custom specificationsMarker assay, mesh and packaging options
OEM servicesCapsules, tablets, blends and private labels
Technical documentsCOA, SDS, TDS and source declarations
Third-party testingAvailable according to buyer requirements
Free sampleAvailable to qualified B2B customers
Related productsBile acids, ox bile, cholic acid, TUDCA and bilirubin

Available GMP, ISO and other factory certificates should be confirmed for the ordered grade. Halal and Kosher certification do not apply to porcine-origin products.

Contact Unicorns Biotechnology with your required THDCA content, order volume, packaging size and destination country. Our team will prepare a technical file, free evaluation sample and wholesale quotation.

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