Hydrolyzed Keratin Ingredient
Keratin Peptide Powder
Bulk Hydrolyzed Keratin Peptide for dietary supplement, beauty nutrition and nutritional formulation development.
Product Overview
Hydrolyzed Keratin Peptide for Nutritional Product Development
A Keratin-Derived Protein Ingredient
Hydrolyzed Keratin Peptide is a keratin-derived protein ingredient manufactured from feathers and supplied in powder form for nutritional formulation development.
For ingredient buyers and formulation teams, evaluation should focus on product identity, protein specification, molecular profile, batch analytical results and suitability for the intended finished-product format.
Ingredient Evaluation
Key Technical Advantages for Ingredient Buyers
A useful keratin peptide specification should help procurement, R&D and quality teams evaluate the material consistently, rather than relying only on broad marketing claims.
Defined Protein Specification
Protein is controlled as a measurable specification parameter. This gives buyers a defined basis for comparing incoming material and reviewing batch documentation without treating protein content as equivalent to peptide purity.
Controlled Molecular Profile
Average molecular weight is included in the product specification, giving formulation teams an additional technical parameter for assessing the hydrolyzed material. It should be interpreted as an average molecular-weight criterion rather than a claim about every individual peptide.
Batch-Level Analytical Review
Physicochemical, heavy-metal and microbiological parameters can be reviewed together on the applicable Certificate of Analysis, helping quality teams compare an actual production batch against the established specification.
Technical Data
Keratin Peptide Powder Specifications
The following specification limits and analytical results are recorded for reference batch 20250616.
| Test Item | Specification | Test Method | Batch Result |
|---|---|---|---|
| Physical & Chemical Properties | |||
| Organizational Form | Uniform powder, soft, no caking | — | Pass |
| Color | White or light yellow powder | — | Pass |
| Taste & Smell | Characteristic taste and smell of the product; no abnormal smell | — | Pass |
| Impurity | No visible exogenous impurity | — | Pass |
| Stacking Density | — | GB5009.2 | 0.39 g/ml |
| Protein | ≥90.0% | GB5009.5 | 93.50% |
| Moisture | ≤7.0% | GB5009.3 | 5.88% |
| Ash | ≤7.0% | GB5009.4 | 1.08% |
| pH (6.67% Aqueous Solution) | 4.8–7.5 | GB5009.237 | 6.3 |
| Average Molecular Weight | <2,000 Da | GB31645-2018 | Pass |
| Heavy Metals | |||
| Lead (Pb) | ≤0.50 | GB5009.12 | Pass |
| Arsenic (As) | ≤0.50 | GB5009.11 | Pass |
| Mercury (Hg) | ≤0.50 | GB5009.17 | Pass |
| Chromium (Cr) | ≤2.00 | GB5009.123 | Pass |
| Cadmium (Cd) | ≤0.10 | GB5009.15 | Pass |
| Microbiological Parameters | |||
| Total Bacteria | ≤1,000 CFU/g | GB4789 | 200 CFU/g |
| E. coli | Negative / 10 g | GB4789 | Negative |
| Mold & Yeast | ≤50 CFU/g | GB4789 | <50 CFU/g |
| Salmonella, Shigella, Vibrio parahaemolyticus & Staphylococcus aureus | Negative | GB4789 | Not Detected |
Batch-specific analytical results may vary within the applicable product specification. Heavy-metal limits are reproduced as stated on the available COA; confirm the applicable units in current technical documentation before use.
Applications
Keratin Peptide Applications in Nutritional Formulations
Potential applications should be evaluated according to the finished-product concept, dosage form, manufacturing process and regulatory requirements of the destination market.
Hair, Skin & Nail Supplements
A relevant ingredient category for developers evaluating protein-derived materials for beauty-from-within and hair, skin and nail nutritional concepts.
Capsules & Tablets
Powder-format keratin peptide can be assessed for solid-dose products where the required serving level, excipient system and manufacturing process are compatible.
Nutritional Powder Blends
Dry nutritional formulations provide another development route when blending behavior, sensory requirements and finished-product stability have been evaluated.
Formulation Development
What R&D Teams Should Evaluate
Product specifications provide a starting point for ingredient selection, but finished-formulation performance should be verified under the actual processing and storage conditions of the intended product.
Solid-Dose Development
- Evaluate powder handling and flow behavior.
- Confirm compatibility with the selected excipient system.
- Assess capsule filling or tablet-processing performance.
- Verify the required serving level in the finished dosage form.
Powder Blend Development
- Assess blend uniformity with other formulation components.
- Review sensory characteristics in the complete formulation.
- Evaluate moisture management during processing and storage.
- Confirm stability in the intended packaging system.
Liquid Concept Screening
- Verify solubility or dispersibility experimentally.
- Evaluate flavor and appearance in the finished matrix.
- Review pH compatibility with the complete formulation.
- Conduct finished-product stability testing before launch.
These are formulation-development considerations, not declarations of unverified product performance. Suitability should be established through application-specific testing.
Procurement & QA
Supplier Qualification for Keratin Peptide Powder
Bulk ingredient approval normally requires more than a headline specification. Procurement, quality and regulatory teams should confirm the documentation relevant to their company and target market before commercial use.
Build the Review Around Your Finished Product
Documentation requirements vary by market, application and customer quality system. Use the current product documentation together with your own supplier-approval process rather than assuming that one specification covers every commercial use.
Purchasing Process
From Technical Review to Bulk Inquiry
A structured inquiry helps both technical and commercial teams evaluate the project without relying on assumptions about the finished application.
Define the Application
Identify the intended dosage form, destination market and formulation requirements.
Review Technical Data
Assess the specification and relevant product documentation against your internal requirements.
Conduct Evaluation
Complete any formulation, quality or regulatory assessment required for ingredient approval.
Request Commercial Terms
Provide the required quantity and delivery destination for current quotation and supply discussion.
Request Keratin Peptide Powder Pricing
Tell us your required quantity, destination market and intended formulation so the inquiry can be reviewed against your technical and purchasing requirements.