China Best Legume Protein Powders Factories & Supplier

Industrial-Scale Plant Protein Isolation, Custom Formulations, and Clean-Label Ingredient Solutions for Global Food Manufacturers & Nutritional Brands

Featured Plant Protein & Processing Ingredients

Explore our core portfolio of legume isolates, grain proteins, processing agents, and functional ingredients engineered for global distribution.

Natural Hemp Seed Protein Powder

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

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Hilmar Wpi 90 Whey Protein Isolate

Hilmar Wpi 90 for Muscle Recovery Whey Protein Isolate

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Non GMO Isolated Soy Protein 90%

Non GMO Food Grade Isolated Soy Protein 90% China Origin

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ISO Faba Bean Protein Isolate Powder 90%

ISO Factory Supply Natrual Faba Bean Protein Isolate Powder 90%protein Natrual Vicia Faba Extract Vicia Faba Powder

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Soy Protein Isolate 90% for Plant Milk

Soy Protein Isolate 90% for Plant Based Protein Milk Oat Milk & Coconut Milk Blend Emulsifying Stabilizer Smooth Mouthfeel Non-GMO Clean Label

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Organic Hydrolyzed Pea Protein Isolate

100% Pure Natural Non-GMO Organic Nutrition Supplement Hydrolyzed Pea Protein Isolate Powder

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Adjustable Pressure Oil Press

Oil Press with Adjustable Pressure Suitable for Different Seeds From Peanuts to Canola

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High Quality Pure Maltodextrin Powder

Factory High Quality 100% Nature Pure Maltodextrin Powder Corn Starch Bulk

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China Legume Protein Supply Chain: Scale, Integration & Global Competitiveness

A B2B Whitepaper on Raw Material Sourcing, Fractional Extraction, and Global Trade Dynamics.

The global food landscape is undergoing a structural transition toward plant-based nutrition, with legume proteins acting as the cornerstone. In this transition, China has consolidated its position as the premier manufacturing and processing hub for high-purity vegetal proteins. Chinese factories leverage a unique combination of upstream proximity to vast agricultural regions, state-of-the-art wet extraction technologies, and intensive infrastructure scaling. This allows them to offer high-quality Pea Protein Isolate, Soy Protein Isolate, and Faba Bean Protein Isolate at unprecedented economic scales.

For global food manufacturers and brand managers, procuring raw ingredients from verified Chinese suppliers is not merely a cost-reduction strategy; it is an avenue to access highly specialized functional proteins. Chinese processing plants employ advanced thermal and mechanical processing methods (such as isoelectric precipitation combined with multi-stage membrane filtration) to eliminate the green, grassy notes historically associated with legumes. The result is a clean-taste, low-odor ingredient profile that integrates seamlessly into delicate formulations like oat milk, dairy alternatives, and baby formulas.

85%+
Global Pea Protein Share
90%+
Protein Concentration
50+
Export Countries Served

Furthermore, the robust logistical matrix centered around major Chinese shipping ports ensures seamless container shipping and bulk freight optimization. Chinese suppliers can easily combine different plant protein isolates, such as soy, wheat gluten, and pea peptides, in a single consolidated shipment. This enables global manufacturers to lower their inventory holding costs and minimize supply chain risks.

Technological Processing, Functionality, & Extraction Mechanics

Understanding the engineering behind functional properties like gelation, emulsification, and solubility.

Emulsification & Gelling

Controlled enzymatic hydrolysis alters the protein structure to expose hydrophobic domains, significantly boosting water-binding capacity and oil emulsification in beverages and meat analogues.

PDCAAS Optimization

By custom blending legume isolates (rich in lysine) with cereal proteins (rich in methionine), our factories manufacture protein powders with an optimized amino acid profile and high PDCAAS score.

Clean-Label Filtration

Utilizing high-pressure ceramic ultrafiltration loops allows the extraction of 90%+ protein isolate without relying on aggressive chemical acids, keeping labels organic and clean.

A common challenge in plant protein formulation is balancing texture, viscosity, and sediment prevention. In dairy alternatives like oat and almond milks, incorporating a 90% soy or pea isolate requires high emulsifying stability. The protein must stay suspended at low temperatures and under pasteurization heat. Chinese research institutes and corporate laboratories, including the R&D center at Hangzhou Entry Bio Co., Ltd., have developed specialized processing grades tailored for specific pH levels. This ensures that the protein remains stable even in acidic beverage environments (pH 3.5 - 4.5) without curdling.

Advanced Manufacturing Facilities & In-House Laboratories

Global Regulatory Compliance, Quality Control, and Certification Standards

Meeting the strict import and ingredient verification standards of North America, Europe, and Asia-Pacific.

B2B food ingredient procurement requires strict compliance with regional safety guidelines. Global food safety schemes such as GFSI (Global Food Safety Initiative), BRCGS, and IFS set the benchmark. Because legume protein powders are agricultural derivatives, strict control over raw material sourcing is essential. Hangzhou Entry Bio Co., Ltd. implements rigorous pesticide residue screening, heavy metal control protocols (arsenic, lead, cadmium, and mercury), and microbiological testing. This ensures that every shipped batch conforms to both US FDA and European Commission food ingredient regulations.

In addition, specialized certifications are vital for market access. Our manufacturing lines offer fully segregated processing runs to secure Kosher, Halal, and Non-GMO Project Verified stamps. For clean-label and sports nutrition brands, allergen control is another critical operational parameter. While soy is a major allergen, pea protein and faba bean protein serve as hypoallergenic alternatives, requiring separate processing lines to prevent cross-contact.

A Strategic Partner for Formulation Support

Beyond simple raw materials supply, modern food brands require technical support. Our engineers collaborate with your product development teams to adjust particle size distributions (mesh sizes), bulk densities, and solubility properties to optimize your final product performance.

Corporate Structure & Technical Capabilities

A Closer Look at Hangzhou Entry Bio Co., Ltd. - Driving Innovation in Plant-Based Nutrition.

Hangzhou Entry Bio Co., Ltd. is a leading China vegetal protein manufacturer specializing in the research, production, and global supply of high-quality plant protein ingredients and food-grade protein solutions. With a strong commitment to innovation, quality, and sustainability, the company serves customers across the food, beverage, nutrition, and health industries worldwide.

Leveraging advanced manufacturing technologies and strict quality management systems, Hangzhou Entry Bio Co., Ltd. offers a comprehensive portfolio of plant-based ingredients, including soy protein, pea protein, rice protein, textured vegetable protein, and customized protein blends. These products are widely used in meat alternatives, dairy alternatives, sports nutrition, functional foods, bakery products, beverages, and nutritional supplements.

Quality and food safety are at the core of the company's operations. From raw material sourcing to finished product delivery, every production stage is carefully monitored to ensure consistent quality, purity, and performance. The company adheres to international quality standards and continuously invests in product innovation to meet the evolving demands of the global plant-based market.

As a reliable plant protein ingredients supplier, Hangzhou Entry Bio Co., Ltd. also provides professional technical support and customized formulation services, helping customers develop competitive and market-oriented products. Backed by an experienced R&D team and efficient supply chain management, the company is capable of delivering tailored solutions for diverse application requirements.

Dedicated to promoting sustainable nutrition and healthy lifestyles, Hangzhou Entry Bio Co., Ltd. strives to be a trusted global partner for food manufacturers seeking premium vegetal proteins and innovative food-grade protein solutions.

Process Equipment, Storage & Quality Management

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Technical Q&A for Procurement and R&D Directors

Detailed answers to critical industrial formulation, regulatory, and quality control questions.

What is the shelf life and optimal storage condition for bulk legume protein isolates?
Our standard legume protein isolate powders (including pea, faba bean, and soy) have a shelf life of 24 months from the manufacturing date, provided they are stored in their original unopened packaging (typically 25kg multi-wall paper bags with PE inner liners). They should be kept in a cool, dry warehouse environment, away from direct sunlight and strong odors, with relative humidity maintained below 60% and temperatures below 25°C.
How do you manage cross-contamination of allergens on shared processing lines?
To ensure complete allergen integrity, we use dedicated processing lines for soy protein isolate. For hypoallergenic lines processing pea and faba bean protein, we implement validated Clean-in-Place (CIP) cleaning cycles between production runs, followed by ELISA testing to verify the absence of allergenic residues before starting a new run.
What processing steps are used to minimize off-flavors in pea and faba bean proteins?
Off-flavors (such as grassy or beany notes) are primarily caused by lipid oxidation catalyzed by lipoxygenase enzymes. We deactivate these enzymes using precise thermal control during extraction, combined with a proprietary vacuum-deodorization step and adsorption filters. This produces a neutral-tasting powder suitable for sensitive applications like protein shakes and dairy alternatives.
Can you adjust particle size (mesh size) and bulk density for dry-blend formulations?
Yes, we offer custom grinding and air classification to adjust the particle size distribution. Our standard mesh size is 100 mesh, but we can customize this up to 200 mesh for ultra-smooth liquid applications, or optimize it for dry-blend beverage powders to prevent dust generation and improve dispersion.
Are your products compliant with European and US regulations regarding heavy metals?
Yes, all batches are tested using ICP-MS to ensure strict compliance with EC Regulation 1881/2006 and California Proposition 65 limits. We establish strict thresholds for lead, cadmium, mercury, and arsenic, and provide a comprehensive Certificate of Analysis (COA) with every shipment.

Complementary & Specialty Nutritional Products

Broaden your formulation scope with our secondary product lineup, including vital wheat gluten, plant extracts, marine peptides, and high-protein pet ingredients.

Vital Wheat Gluten Protein Powder

Factory Manufacture Food Grade Vital Wheat Gluten Protein Powder 82% Flavoring Agents Dried Style Hot Sale 25kg Bulk Bag

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Wholesale Plant Based Pea Protein Isolate

Wholesale Supply 100% Plant Based Health Beneficial Pea Protein Isolate Powder 250 gm 500g 1000g

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Vital Proteins Marine Collagen

Vital Proteins Marine Collagen Peptides Powder Bovine Private Label Thickeners Nutrition Enhancers

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Food Grade Soybean Extract Peptide

Food Grade Natural Soybean Extract Soybean Peptide Powder Soy Protein Isolate Powder

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Natural Oat Extract Beta Glucan

Natural 70% Beta Glucan Avena Sativa Oat Extract Hydrolyzed Oat Protein

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OEM Freeze Dried Chicken Cubes

OEM Wholesale Freeze Dried Chicken Cubes High Protein Zero Additive Pet Training Snack For Cats Dogs Bulk Private Label

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Premium Organic Spirulina Protein Powder

Premium Organic Spirulina Protein Powder for Smoothie Boost

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Halal Certified Hydrolyzed Pea Protein Peptides

Halal Certified JIAYI Platinum Hydrolyzed Pea Protein Peptides 95% Protein Content Powder Water-Soluble Muscle Growth Natural

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