Soy Peptide Powder
Protein Content: 92.13%
Peptide content: 91.47%
Bulk density: 0.36 g/ml
pH (10% solution): 5.62
Moisture: 4.65%
Ash: 3.82%
Products Description
Soy Peptide Powder is derived from non-GMO soybean protein through a controlled enzymatic hydrolysis process, designed to produce low molecular weight peptides with consistent quality and functional performance.
The production process is optimized to ensure uniform peptide distribution, high solubility, and stable performance in various industrial and food-grade applications.
Raw Material Control
- Non-GMO soybeans (identity preserved available upon request)
- High-purity soy protein isolate as substrate
- Strict supplier qualification and batch traceability
Each batch of raw material is tested for:
- Protein content
- Microbiological limits
- Heavy metals
- Moisture

Manufacturing Process
The production of soy peptide is based on a multi-stage enzymatic hydrolysis system, combined with downstream purification and drying processes.
Step 1 – Protein Preparation
Soy protein isolate is dispersed in purified water under controlled temperature and pH conditions to form a stable protein solution.
Step 2 – Enzymatic Hydrolysis
Specific protease systems are applied
Reaction temperature: 45–60°C
pH controlled within optimal enzyme activity range
Hydrolysis time: 2–6 hours
👉 The Degree of Hydrolysis (DH) is precisely controlled to achieve target molecular weight distribution.
Step 3 – Enzyme Inactivation
Thermal treatment is applied to stop enzymatic activity and stabilize peptide composition.
Step 4 – Filtration & Purification
Membrane filtration (UF/NF) used to remove:
High molecular weight fractions
Insoluble residues
👉 Ensures:
≤1000 Da peptides ≥ 80%
Improved clarity and solubility
Step 5 – Concentration
Vacuum concentration is applied to reduce water content while preserving peptide integrity.
Step 6 – Spray Drying
Inlet temperature: 160–180°C
Outlet temperature: 80–90°C
👉 Produces:
Fine powder
Good dispersibility
Low moisture content

Application Fields
Food & Beverage Industry
Ready-to-drink protein beverages
Plant-based nutrition drinks
Powdered protein blends
Nutritional Products
Sports nutrition
Meal replacements
Protein fortification
Industrial & Fermentation
Nitrogen source in microbial fermentation
Functional ingredient in specialty formulations
Process Advantages
Enzyme system optimization → consistent peptide profile
Membrane filtration → controlled molecular distribution
Scalable production capacity
Stable batch-to-batch quality
👉 Suitable for customers requiring:
Industrial-scale supply
Stable formulation performance
Custom specifications

Quality Assurance
Full batch COA provided
Microbiological control according to food-grade standards
Heavy metal compliance
Traceability from raw material to finished product

Packaging & Supply
Standard packaging: 20kg/bag or 25kg/drum
Shelf life: 24 months
Lead time: 2–3 weeks (depending on quantity)

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