Greenherb is a leading global supplier of Soy Protein Isolate Powder, providing high-quality, safe, and reliable protein ingredients to clients across Europe, North America, South America, Southeast Asia, and the Middle East. With our own modern production facility, strict quality control system, and professional export team, we ensure stable supply, consistent quality, competitive pricing, and fast, worry-free logistics for international buyers.
Our Soy Protein Isolate Powder is produced from premium non-GMO soybeans using advanced extraction and purification technology, delivering a product with ultra-high protein content, excellent solubility, and neutral taste. It is ideal for a wide range of food, beverage, nutrition, and industrial applications.
We guarantee the purity, protein content, and safety of our Soy Protein Isolate Powder through strict quality control and third-party testing. Each batch is tested for protein levels, moisture, microbiological safety, and heavy metals, ensuring compliance with international standards.
By controlling the entire production process from raw soybean selection to final packaging, our in-house facility ensures consistent batches, stable quality, and long-term supply capability.
We ship worldwide via air, sea, and express courier, ensuring timely and efficient delivery. Flexible MOQ and sample support allow customers to test and scale production easily.
ISO, HACCP, HALAL, and KOSHER certifications are available. Full documentation including COA and MSDS is provided for every batch.
Factory-direct supply ensures cost-effective pricing. Our technical team provides guidance on formulation, functional applications, and customized solutions.
Soy Protein Isolate Powder (SPI) is a high-purity protein derived from non-GMO soybeans. Through advanced extraction and purification, most fats and carbohydrates are removed, resulting in a light cream to off-white fine powder with protein content ≥90%. The product has excellent solubility, neutral flavor, and high digestibility.
Key Features:
Protein Content: ≥90%
Appearance: Light cream to off-white fine powder
Solubility: Excellent dispersibility in water and beverages
Low fat and low carbohydrate
Non-GMO, allergen-checked, vegan-friendly
It is suitable for various industries and applications, including food, beverage, nutrition, and industrial formulations.
Greenherb uses advanced processes to produce Soy Protein Isolate Powder with high purity and stable functionality:
Raw Soybean Selection: High-quality non-GMO soybeans are cleaned and tested.
Defatting & Milling: Oil is removed and soy flakes are milled into fine powder.
Protein Extraction: Aqueous extraction separates protein from carbohydrates and fiber.
Purification & Filtration: Membrane filtration removes impurities and concentrates protein.
Concentration & Homogenization: Ensures uniform protein content and smooth particle size.
Spray Drying: Converts liquid extract into fine powder with excellent solubility.
Quality Testing & Packing: Each batch is tested for protein, microbiology, heavy metals, and functional properties before packaging in food-grade bags or drums.
This process ensures maximum protein purity, stable quality, and optimal functional performance.
Soy Protein Isolate Powder provides multiple benefits for nutrition and functional applications:
Ultra-High Protein Content (≥90%) – Supports dietary protein fortification and nutrition.
Rich in Essential Amino Acids – Complete amino acid profile ideal for human nutrition.
Excellent Solubility & Digestibility – Easily mixed into beverages and food formulations.
Neutral Flavor – Suitable for flavor adjustment in various products.
Emulsifying & Water-Holding Capacity – Improves texture and stability in food and beverage applications.
Plant-Based & Allergen-Friendly – Vegan, non-GMO, and safe for various consumers.
Protein powders, meal replacements, and shakes
Protein-enriched snacks and bars
Ready-to-eat and instant foods
Bakery products and confectionery
Functional beverages and smoothies
Protein fortification in drinks and dairy alternatives
Food formulations and nutritional mixes
Plant-based food production
Functional ingredient in various industrial food products
High Purity & Quality: ≥90% protein, excellent solubility, neutral taste.
Consistent Quality & Reliable Supply: Own production facility ensures stable batches.
Global Certifications: ISO, HACCP, HALAL, KOSHER, and full COA available.
Fast Logistics & Flexible Orders: Worldwide shipping and sample support.
Competitive Pricing: Factory-direct supply ensures cost-effective procurement.
Professional Technical Support: Formulation guidance and application assistance.
Greenherb is your reliable partner for high-quality Soy Protein Isolate Powder. Whether producing nutrition products, functional foods, beverages, or industrial formulations, we provide stable supply, professional guidance, and competitive pricing.
Contact us today to request a sample, bulk quote, or technical consultation.
Reliable, high-quality, and efficient — Greenherb helps your business thrive.
