Xi'an Sentian Biotechnology Co., Ltd. is one of the leading manufacturers and suppliers of rice protein isolate powder in China. We are committed to providing high quality customized service and OEM&ODM private label service for global clients. Please feel free to buy bulk rice protein isolate powder in stock here from our factory. Also, free sample is available.
What is Rice Protein Isolate Powder?
Rice Protein Isolate Powder is a key botanical ingredient designed to be used in large-scale industrial food manufacturing and high-quality food formulation, as a high-purity protein source that can be used exclusively in enterprise-level procurement and contract manufacturing. As a mature global bulk producer and wholesale provider, we provide commercial businesses with brown rice protein isolate (dry basis protein content, 75% - 80%) of exceptional quality and purity at competitive prices. This clean, fine-textured powder is produced through highly processed enzymatic hydrolysis without any chemicals, using a specific, high-quality, non-GMO whole grain crop that is rigorously screened for allergens, which include the important dietary allergens soy, wheat, and dairy. Its functional matrix properties, such as an outstanding heat tolerance, low hygroscopicity, neutral organoleptic characteristics, and ideal fluid suspension dynamics, are of paramount importance to industrial R&D teams and formulation engineers as they work to improve performance in commercial lines of functional beverages, sports nutrition bars, baked goods, and meal replacement matrices. All of our products are subjected to comprehensive analytical testing for heavy metals, microbiological standards, and pesticide residues, specifically developed to meet the high standards of corporate manufacturing requirements.

COA
| Item | Specification | Result |
| Appearance | Off-white to Light Yellow Powder | Complies |
| Odor | Mild Characteristic Rice Odor | Complies |
| Taste | Bland, Characteristic | Complies |
| Protein (Dry Basis, Nx6.25) | ≥80.0% | 81.78% |
| Moisture | ≤7.0% | 4.82% |
| Ash | ≤4.0% | 2.21% |
| Fat | ≤4.5% | 2.87% |
| Total Carbohydrates | ≤8.0% | 5.14% |
| Dietary Fiber | ≤4.0% | 2.18% |
| Bulk Density | 0.40–0.65 g/mL | 0.53 g/mL |
| pH (10% Suspension) | 6.2–7.5 | 671.00% |
| Particle Size | ≥95% Pass 100 Mesh | 98.30% |
| Heavy Metals | ||
| Lead (Pb) | ≤0.20 mg/kg | 0.06 mg/kg |
| Arsenic (As) | ≤0.15 mg/kg | 0.04 mg/kg |
| Cadmium (Cd) | ≤0.10 mg/kg | 0.02 mg/kg |
| Mercury (Hg) | ≤0.05 mg/kg | <0.01 mg/kg |
| Microbiological Analysis | ||
| Total Plate Count | ≤5,000 CFU/g | 920 CFU/g |
| Yeast & Mold | ≤50 CFU/g | 12 CFU/g |
| Enterobacteriaceae | ≤10 CFU/g | <10 CFU/g |
| Escherichia coli | Negative/10 g | Negative |
| Salmonella | Negative/25 g | Negative |
| Additional Quality Parameters | ||
| Gluten | ≤20 ppm | <5 ppm |
| Melamine | ≤1.0 mg/kg | Not Detected |
| GMO Status | Non-GMO | Complies |
| Irradiation | Not Irradiated | Complies |
| Allergens | Free from Major Declared Allergens* | Complies |
Sentian Bio provides free samples, OEM/ODM customized products, and professional technical support. Contact us anytime at sales3@sentianbio.com or LEAVE A MESSAGE!
Market Trends
Rice Protein Isolate is witnessing significant macro-level changes in the international food system, and the increasing demand for sustainable and plant-based raw materials from the corporate and consumer sectors is fueling the growth of the global market. Industrial enterprise procurement divisions and product development teams are all striving to redefine and modernise their formulation pipelines, seeking to incorporate clean-label, non-GMO, hypoallergenic ingredients that meet a wide range of dietary needs without the use of primary allergens like soy, dairy, or gluten. This positive trend in the market is driven by the shift in the commercial market towards transparency and ethical auditing of supply chains, thus giving raw material manufacturers the incentive to adopt quality assurance, third-party heavy metal testing, and environmentally friendly processing methods. At the same time, macroeconomic indicators suggest that the sector for commercial sports nutrition, functional beverage, and plant-based food manufacturing is healthy and will continue to be strong for the foreseeable future, with formulators looking for reliable, high-purity protein components to scale up innovative product lines. With the changing trend of the market, food, beverage, and nutritional supplement brands are increasingly expanding their commercial product lines to satisfy these changing needs, and high-purity protein isolate is increasingly becoming an integral part of the modern industrial manufacturing portfolio.
Features
It has unique physical and chemical properties, which are also unmatched as an advanced ingredient in industrial formulations. High-purity brown rice protein isolate generally provides a protein content of 75-80% on a dry matter basis and has a fine particle size distribution, which is suitable for liquid systems for fast dispersion and fine mouthfeel. It has a chemical profile that is very stable to the standard commercial high-temperature thermal processing treatments of pasteurization, UHT sterilization, and high-temperature baking, without significant chemical denaturation or breakdown. Moreover, it has good low hygroscopicity; it will not clump during bulk storage or automatic metering, and it will give better shelf-life stability. Balanced emulsification and moderate gelation capacities: this ingredient can help formulators and R&D engineers in the stabilization of complex food and beverage matrices. It has neutral organoleptic properties, and it has no strong off-notes, which means that the product developers can obtain a desired taste without using excessive masking agents. This botanical raw material, Brown Rice Protein Isolate Powder, is free from the major dietary allergens of soy, gluten and dairy, has low heavy metal content, and is very consistent in batch-to-batch viscosity, allowing technical teams to have the consistency of performance metrics that they need to optimize their large-scale commercial production pipelines.

Benefits
1. Hypoallergenic Profile and Allergen Exclusion:
Free from the primary food allergens of soy, gluten, dairy, and eggs, it allows industrial food and beverage manufacturers to safely appeal to consumers with food sensitivities or specific dietary needs.
2. Exceptional Sensory Neutrality:
Low to moderate-flavor print and low to negligible off-flavor, enabling R&D teams to optimize the masking process and reach specific target organoleptic profiles in the final consumer goods while maintaining the flavor integrity and purity.
3. Robust Thermal and pH Resilience:
Stable to a wide range of processing conditions, including high-temperature pasteurization, baking, and changing acidity and pH, resisting phase separation or precipitation in liquid matrices.
4. Enhanced Industrial Processing Efficiency:
Brown Rice Protein Isolate has a fine particle size mesh and low hygroscopicity, allowing for fast hydration, even dispersion, and smooth flow during large-scale automated manufacturing and mixing.
5. Clean-Label Formulating Advantage:
Chemically free, enzymatically extracted from non-GMO whole grains, meeting escalating commercial and regulatory needs for transparency, plant-based and minimally processed ingredients.
6. Reliable Batch-to-Batch Consistency:
Through strict analytical standardization and a low threshold of heavy metals, ensuring the enterprise procurement and production line has a stable viscosity, a certain protein content, and the expected functional performance.
Production Process

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