What is Rice Protein Hydrolysate Powder?
Rice Protein Hydrolysate Powder is an advanced enzyme pre-digested botanical gum specially designed for commercial production and highly effective product development. It is a specialized type of powder derived from high-quality sources of rice protein and treated with specific enzymes to produce a powder that contains a mix of short-chain peptides and free amino acids that are better suited to be used directly in industry and readily integrated into the system. It is a key raw material for the sports nutrition, advanced dietary supplement, and clinical nutrition industry and is used for the formulation of hypoallergenic protein powders, easily digestible protein nutrition drink powders, and special nutritional formulas for enterprise customers. Clean Label, Plant-Based Nutritional Alternatives meet the ever-increasing demand around the globe for clean label, plant based nutritionals alternatives, offering effortless blending and maximum nutrient delivery in challenging manufacturing environments for Contract Manufacturers (OEM/ODM). Moreover, it is completely free from the main food allergens, such as soy, dairy, and gluten, making it an exceptionally safe and inclusive ingredient for global brands that cater to sensitive consumer segments or specific dietary needs. Available with rigorous quality control and GMP-certified processing steps, this bulk raw material offers commercial enterprises batch-to-batch consistency, dispersion stability, and easy scalability for large-scale processing.

COA
| Item | Specification | Result | Test Method |
| Appearance | Fine, uniform powder, free-flowing, no visible foreign matter | Complies | Visual |
| Color | Off-white to light yellow | Light yellow | Visual |
| Odor | Characteristic, free from abnormal odor | Complies | Organoleptic |
| Taste | Characteristic, no abnormal taste | Complies | Organoleptic |
| Particle Size | ≥95% pass 80 mesh | 98.60% | Sieve Analysis |
| Protein Content, Dry Basis | ≥80.0% | 86.70% | AOAC |
| Peptide Content, Dry Basis | ≥70.0% | 78.40% | HPLC |
| Degree of Hydrolysis (DH) | ≥15.0% | 18.60% | OPA Method |
| Molecular Weight <2,000 Da | ≥70.0% | 76.30% | GPC/SEC |
| Water Solubility | ≥90.0% | 94.80% | Gravimetric Method |
| pH (10% Aqueous Solution) | 5.0–7.5 | 6.42 | USP |
| Moisture | ≤7.0% | 4.36% | AOAC |
| Ash | ≤7.0% | 3.12% | AOAC |
| Fat | ≤5.0% | 2.18% | AOAC |
| Total Carbohydrates | ≤10.0% | 6.24% | Calculation |
| Total Plate Count | ≤1,000 CFU/g | 120 CFU/g | USP <61> |
| Yeast & Mold | ≤100 CFU/g | <10 CFU/g | USP <61> |
| Coliforms | ≤10 CFU/g | <10 CFU/g | USP |
| Escherichia coli | Absent in 1 g | Not Detected | USP <62> |
| Staphylococcus aureus | Absent in 1 g | Not Detected | USP <62> |
| Salmonella | Absent in 25 g | Not Detected | USP <62> |
| Lead (Pb) | ≤0.20 mg/kg | 0.06 mg/kg | ICP-MS |
| Arsenic (As) | ≤0.20 mg/kg | 0.04 mg/kg | ICP-MS |
| Cadmium (Cd) | ≤0.20 mg/kg | 0.03 mg/kg | ICP-MS |
| Mercury (Hg) | ≤0.05 mg/kg | <0.01 mg/kg | ICP-MS |
| Melamine | ≤0.10 mg/kg | Not Detected | LC-MS/MS |
| Aflatoxin B1 | ≤2.0 μg/kg | <0.2 μg/kg | HPLC |
| Aflatoxins (B1+B2+G1+G2) | ≤4.0 μg/kg | <0.5 μg/kg | HPLC |
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Industry Background
The development of Hydrolyzed Rice Protein Powder is inextricably linked with the current industrial changes and commercial transition towards sustainable plant-based agricultural processing and high-efficiency ingredient production. The rice milling industry traditionally has generated low-value by-products and broken grain fractions as wastes of the milling process, but recent industrial biotechnology and green extraction technologies have made it possible to extract and enzymatically convert these by-products and broken parts into high-value functional ingredients. The industrial shift fills a huge market demand for allergen-friendly and sustainable protein components that overcome these environmental and supply chain challenges with traditional animal and major allergen-associated crops. Contract manufacturers and raw material suppliers have been expanding controlled enzymatic hydrolysis technologies to produce specialized pre-digested peptide powders that are highly transparent and resource efficient, a critical factor as more and more commercial enterprises focus on clean label transparency and resource efficiency. Today, this sector is being regulated and quality-controlled globally, with the processing plants being GMP-certified and offering reliable and standardized raw materials to enable the functional food, beverage, and dietary supplement industry to fulfill various commercial specifications without having to use harsh chemical processes or artificial additives.
Development History
The commercial development of rice peptides as ingredients is a good example of the evolution of technology, from simple innovations in cereal grain milling to highly sophisticated enzymatic biotechnology applications for the contemporary B2B scenario. The first industrial development was mainly mechanical separation and conventional extraction methods, which led to the separation of fractions of basic grain components for animal feed and crude food products, resulting in a limited number of soluble protein products with low functional capacity. In the past decade, however, the need to develop specific and high-performance plant proteins for global applications became more acute, and biotechnology research and processing engineers began to devise targeted enzymatic hydrolysis protocols to hydrolyse complex grain matrices to low molecular weight peptides. This technological advance gave rise to the ability to have control over the manufacturing process, shifting production from crude commodity extraction to precise molecular engineering, where manufacturing parameters, such as the length of the peptide chain and the optimization of functional parameters like dispersion and digestibility, can be controlled. Over the last few years, there has been a continued improvement in multi-stage bioreactor processing and the development of advanced ultrafiltration systems, which have enabled the industrial bioreactors to reach an unprecedented degree of purity, reproducibility, and scalability. Today, this progressive path allows commercial enterprises and contract manufacturers around the world to easily incorporate the most advanced, sustainably processed Hydrolyzed Rice Protein Peptides into their more complex global product lines with high quality, safety, and functional efficacy.

Application
1. Sports Nutrition & Athletic Performance Formulation:
Hydrolyzed Rice Protein is used by bulk manufacturers for making fast-absorbed post-workout drink mixes, recovery drinks, and amino acid supplements targeted to active lifestyle consumers.
2. Clinical & Specialized Dietary Nutrition:
Incorporated into medical nutrition powders, institutional formulators for hypoallergenic enteral feeding solutions, and optimized dietary management programs that call for soft, easily digestible macronutrients.
3. B2B Contract Manufacturing (OEM/ODM) Blends:
Used as a functional base ingredient in custom-blended multi-source plant protein formulations, dry-mix sachets, and tablet granulation.
4. Bakery & Confectionery Industrial Production:
Combined with high-protein snack bars, baked products, and extruded cereal products to enhance nutritional value without compromising softness and moisture retention.
5. Veterinary & Pet Nutrition Products:
Chosen by pet food companies who make high-end companion animal feed as an ultra-clean, highly digestible protein source for hypoallergenic pet food formulations and dietary supplements.
FAQ
Q: What is Rice Protein Hydrolysate Powder?
A: Advanced, enzymatically pre-digested botanical ingredient, specially formulated for commercial B2B manufacturing, made up of short-chain peptides and free amino acids.
Q: How does enzymatic pre-digestion benefit industrial formulation?
A: It can decompose complex protein structures, which can guarantee rapid systemic absorption, easy dry blending, and excellent dispersion stability in the end product line.
Q: In which industrial sectors is this hydrolysate primarily utilized?
A: It's used all over the place in sports nutrition products, in clinical nutritional products, in OEM/ODM dry-mix blends and specialty baking products, as well as in high-end pet nutrition.
Q: Is this raw material free from common food allergens?
A: Yes, it is naturally soy/dairy/gluten free, making it a safe ingredient choice for brands that appeal to sensitive consumers around the world.
Q: How is the product manufactured and quality-assured for bulk buyers?
A: Each wholesale lot is subjected to a series of tests to ensure consistency and compliance, and is processed in GMP-approved facilities with strict multi-stage processing.
Production Process

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