High purity soy protein isolate, isolated soy protein, raw material for health food.
Food additive, high protein content of over 90%, soy-derived protein.
A representative material of plant-based protein! Enhanced nutritional value and functionality with highly absorbable soy protein isolate.
This product is a high-purity soy protein isolate (Soy Protein Isolate/SPI) processed from soybeans, widely used as a plant-based protein ingredient in health foods, beverages, sports supplements, bakery products, and processed foods. It removes impurities (such as carbohydrates and fats) compared to regular soy protein, achieving a protein content of over 90%. With a flavor close to neutral, it is highly soluble in water and has excellent compatibility with other ingredients, expanding the freedom of product design. While containing nutritional components such as soy isoflavones, it has low fat and fiber content, making it popular for use in functional foods and as a protein supplement. Additionally, a non-GMO option is available, ensuring a safe and reliable supply system. As a high-functioning ingredient that meets the diverse nutritional needs of modern times, it has been adopted in numerous domestic and international OEM/ODM products, including sports nutrition, vegan foods, dietary supplements, and protein drinks.
Inquire About This Product
basic information
Name: Soy Protein Isolate (SPI) Protein Content: Over 90% (on a dry basis) Appearance: White to light yellow fine powder Particle Size: Over 100 mesh Solubility: Good water dispersibility, stability improved by pH adjustment Flavor: Mild neutral flavor (deodorized) Fat and Carbohydrates: Almost zero Allergen: Soybeans Microbial Testing: Complies with standards for total bacteria, mold and yeast, coliforms, Salmonella, etc. Packaging: 20kg paper bag (with PE inner bag), or customized as requested Storage Conditions: Store at room temperature, avoiding direct sunlight and high humidity (Shelf life: 24 months) Certifications: ISO, HACCP, Kosher, Halal, SC, FDA
Price range
Delivery Time
Applications/Examples of results
Health foods / Supplements Widely used in protein bars, plant-based protein powders, diet foods, vegan supplements, etc. Sports and Nutritional Supplements Used as a plant-based protein alternative to whey for post-workout muscle recovery. General Foods / Processed Foods Used to improve texture and enhance moisture retention in bakery products, noodles, sausages, and more. Beverage Sector Suitable for plant-based protein drinks and nutritional enhancement beverages due to its dispersibility and neutral flavor. Pet Food / Animal Feed Proven track record in protein fortification applications.
Company information
YOUCHANG INDUSTRIAL DEVELOPMENT CO., LTD is a specialized manufacturer of natural ingredients, focusing on herbal extracts and plant-derived extracts, and is a global company with strengths in international exports. We develop products that integrate traditional knowledge of Chinese medicine with biotechnology, catering to diverse industries such as pharmaceuticals, cosmetics, health foods, functional beverages, personal care, animal nutrition, and aromatherapy. Our main products include herbal extracts, fruit and vegetable powders, tea extracts, peptides, active pharmaceutical ingredients (APIs), natural flavors, essential oils, reed diffusers, and aroma candles. We utilize advanced extraction technologies such as supercritical CO₂ extraction, low-temperature vacuum concentration, membrane separation, and spray drying to achieve high purity and stability of components. We have obtained various international certifications including ISO, GMP, HACCP, HALAL, KOSHER, and organic certification, establishing a quality control and traceability system. We can accommodate both small batches and large-scale production. Through stable quality, competitive pricing, professional support, and sustainable sourcing of raw materials, we build trust with business partners around the world.
![Quality Control of Dried Cannabis Using Near-Infrared Analysis Equipment [Technical Document]](https://image.mono.ipros.com/public/product/image/fb3/2001133052/IPROS79812140311456187121.jpeg?w=280&h=280)
![Measurement of nitrite in hypromellose [Ion Chromatography Technical Document]](https://image.mono.ipros.com/public/product/image/2009052/IPROS16371400445645549256.jpg?w=280&h=280)
![Duloxetine hydrochloride nitrite [Ion Chromatography Technical Data]](https://image.mono.ipros.com/public/product/image/2009052/IPROS15740243302970849447.jpg?w=280&h=280)
![Measurement of Na, Ca, and Bethanechol in tablets [Ion Chromatography]](https://image.mono.ipros.com/public/product/image/2009052/IPROS2272956020745612693.jpg?w=280&h=280)