Industrial-Grade Hemp Protein Manufacturer & Factory

Premium Plant-Based Solutions, High-Digestibility Edestin Protein, and Globally Certified B2B Processing Excellence

OEM & Wholesale

Featured Hemp Protein & Seed Derivatives

Explore our premium grade raw materials and finished supplements formulated for clean-label global supply chains.

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Corporate Overview

Ningbo Bolly Biology Co., Ltd.

Ningbo Bolly Biology Co., Ltd. stands as a premier global manufacturer specializing in raw vegetal protein ingredients for the food, beverage, and nutraceutical industries. Supported by progressive clean-label separation technologies, our facility delivers high-purity protein solutions designed to fulfill the evolving demands of food manufacturing, sports nutrition, and biological supplement brands globally.

Leveraging advanced mechanical fractionation and cold-press systems, Ningbo Bolly Biology supplies an array of plant proteins including hemp seed protein, pea protein, soy protein, rice protein, and wheat protein. Our clean-room operations and comprehensive QA methodologies guarantee non-GMO, allergen-controlled inputs that deliver optimized functional texture, high solubility, and exceptional amino acid profiles.

Our research and development division operates in direct partnership with multinational buyers to design custom mesh sizes, protein concentrations, and soluble peptides. From whole-kernel processing to fine enzymatic isolates, we build sustainable supply pathways that translate directly to market advantage for our corporate partners.

50%+

Hemp Protein Concentration

100%

Chemical-free Milling

ISO/GMP

Certified Processing

80+

Global Export Markets

Strategic Advantage

Why Source Hemp Protein from China Factories?

Discover the processing capabilities, raw material access, and economic efficiencies driving global B2B procurement.

Vast Raw Material Cultivation

China hosts some of the world's most extensive regulated industrial hemp crop cultivation areas, particularly in Northeast and Southwest regions. This ensures a consistent supply of raw hemp seeds, insulated from localized crop failure and pricing fluctuations.

Chemical-Free Extraction

Unlike standard plant protein processing which relies on hexane or harsh solvent extraction, our facilities deploy cold mechanical press-separation and micro-milling. This preserves the plant's structural integrity, generating clean-label, certified organic protein.

Unmatched Cost Optimization

Industrial scaling, vertically integrated processing pipelines, and localized packaging ecosystems enable Chinese factories to offer highly competitive pricing configurations per metric ton, lowering the entry barriers for consumer brands.

Whitepaper & Science

Deep Analysis: The Nutritional Profile and Functional Mechanics of Hemp Protein

Hemp seed protein is increasingly regarded by food formulators as a highly functional, hypoallergenic alternative to traditional soy and dairy proteins. Derived from the seeds of *Cannabis sativa L.* (containing less than 0.3% THC), this botanical matrix delivers an optimal composition of essential fatty acids, dietary fibers, and highly digestible proteins.

The Edestin and Albumin Ratio: Digestibility Unlocked

Unlike soy protein, which contains protease inhibitors that can interfere with human digestion, hemp protein consists of two primary storage proteins:

  • Edestin (approx. 65%): A globular bioactive protein that is highly soluble and matches human plasma proteins, facilitating rapid digestion and cellular absorption without causing gastrointestinal distress.
  • Albumin (approx. 35%): A water-soluble protein rich in essential amino acids, providing a high-grade structural protein source similar to egg white.

This distinct 2-in-1 protein profile provides all nine essential amino acids required by the human body, with exceptional levels of Arginine (a precursor to nitric oxide) and Glutamic acid, making it highly valuable for sports recovery, cognitive support, and muscle retention formulations.

Micro-Milling and De-fatting Technologies

To produce protein powders ranging from 50% to 70% concentration, Ningbo Bolly Biology employs cold-screw pressing machinery to express oils from the hemp seed hearts. The resulting press cake is then de-fatted, dried, and cold-milled using specialized air-classifier milling technology. This multi-stage process separates the coarse, fiber-heavy hull fragments from the light, protein-rich inner cotyledon cells. Because we avoid high temperatures during extraction, the amino acids remain bio-active and free from denaturation.

Applications

High-Value Applications & Global Market Solutions

Adapting botanical protein matrices to meet modern commercial food, beverage, and lifestyle product sectors.

RTD Beverages & Smoothies

Specially milled 80-100 mesh hemp protein disperses smoothly in liquid formulations, offering clean-label thickening and vegan protein fortification without gritty sediment.

Nutraceutical Tablets & Capsules

Highly compactable hemp protein peptide powders allow manufacturers to create dietary supplement tablets with digestive enzymes, fat burners, and metabolic support agents.

Premium Pet Foods & Oils

Hemp seed oil drops and protein meals provide essential GLA and Omega fatty acids for veterinary feeds, promoting coat shine, joint flexibility, and immune health in pets.

Meat & Dairy Alternatives

By blending hemp protein with pea or rice isolates, food scientists achieve excellent textured vegetable protein (TVP) structures that mimic the chew and mouthfeel of meat.

Global Quality Assurance

Strict Regulatory Compliance and Export Standards

Navigating the global import market for hemp products requires a rigorous approach to compliance, safety, and testing. At Ningbo Bolly Biology, we maintain an end-to-end trace program that guarantees our bulk hemp seeds and proteins meet or exceed the destination country's regulations.

THC Mitigation and Analytical Testing

Each batch of our hemp protein is tested using High-Performance Liquid Chromatography (HPLC) to verify compliance with international limits for psychoactive cannabinoids. We guarantee that all industrial hemp ingredients exported contain less than 0.3% THC (with specific batches refined to meet the EU threshold of <3.0 mg/kg for total THC in hemp seed derivatives). We supply comprehensive Certificates of Analysis (COAs) detailing heavy metal counts, microbiological profiles, and pesticide-free status with every order.

Strategic Location and Logistical Advantages

Based in the major industrial zone of Ningbo, China, our factory is located near the Ningbo-Zhoushan Port—one of the busiest and most efficient shipping ports in the world. This geographical location provides direct shipping routes to North America, Europe, Australia, and Southeast Asia. B2B buyers benefit from reduced domestic transit costs, expedited customs clearance, and reliable shipping timelines.

Q&A

Frequently Asked Questions About Hemp Protein Sourcing

Get professional answers regarding production specifications, minimum order quantities, and formulation parameters.

What is the primary difference between 50% and 70% hemp protein powder?
Hemp protein 50% contains more of the natural seed fiber, making it ideal for baking, cereals, and digestive support foods. Hemp protein 70% (isolate grade) undergoes further air classification to remove fiber hulls, yielding a higher protein content and a smoother mouthfeel that works well in RTD shakes and functional beverages.
How does your factory ensure the product is 100% THC-free?
We use proprietary processing technology to thoroughly clean the outer hulls of the seeds before crushing, as THC is only found in trace amounts on the outer hull from contact with the plant's leaves. Each batch undergoes rigorous third-party testing to ensure it meets global safety standards before shipping.
Do you support OEM private label packaging?
Yes. We provide complete OEM and ODM private label services. This includes sourcing high-barrier stand-up pouches, custom printing, custom protein blends (e.g., hemp + pea protein mixes), tableting, and packaging finished products for direct-to-consumer distribution.
What certifications does Ningbo Bolly Biology hold?
Our facilities are certified under international quality systems, including ISO 22000, HACCP, and GMP standards. We can also provide organic certifications (USDA/EU Organic) and Kosher/Halal compliance documents upon request.
Bulk Order Catalog

Premium Plant Extracts & Oil Formulations

Explore our industrial grade dietary capsules, high-potency oil extracts, and bulk organic hemp seed stocks.

Hemp Protein Fat Burner Tablets

Private Label Slimming Diet Fast Strong OEM Supplement Hemp Protein Peptide Enzyme Natural Herbal Fat Burner Tablets Digestive

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Hemp Seed Protein Powder 50-70

High Quality Food Grade Hemp Seed Protein Powder 50%-70%

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Hemp Seed Protein Additive

Best Price High Quality Hemp Seed Protein Powder Nutritious Food Additive with High Nutritional Value

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Organic Hemp Seed Wholesale

Wholesale Hulled And Unhulled Dried 99% Pure Organic Hemp Seed For Sale

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Organic Hemp Seed Protein Powder

Health Care Organic Hemp Seed Protein Powder

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Pet Hemp Essential Oil Drops

Pet Supplement Pure Hemp Essential Oil Drops Private Label For Sale

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Natural Hemp Seed Protein Powder

Natural Hemp Seed Protein Powder Hemp Protein Powder 50%-70%

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Organic Hemp Gummies

OEM Private Label Organic Hemp Extract Extra High Potency Hemp Gummies For Stress Relief And Better Sleep

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Factory Tour

Inside Our Production Facility

Take a virtual tour of Ningbo Bolly Biology's manufacturing lines, quality control labs, and storage warehouses.

All Hemp Protein Products