
Whey Peptides Powder

What is the difference between whey peptides and whey protein?
Whey peptides are nothing, but isolates of amino acids derived from much longer whey protein molecules. These isolated whey peptides provide the following benefits: Improved rate of muscle growth. Further, improve gastrointestinal health and immunity.

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Product name: |
Whey peptides |
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Source: |
Chicken egg white / Duck egg white |
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Average Molecular Weight: |
< 1000 Dal |
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Solubility: |
Water-soluble |
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Specification: |
Protein > 85% Peptide > 70.0% |
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Storage: |
In a cool and dry environment away from light |
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Shelf life: |
24 months from date of production |
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Origin: |
China |
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Certificate: |
ISO9001/FSSC 22000 |

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Test Item |
Standard |
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Product name: |
Whey peptides |
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Appearance:: |
White or yellow powder |
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State: |
Uniform powder, no caking |
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Taste & Odor: |
With this product unique taste and smell, no smell |
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Impurity: |
No visible exogenous impurity |
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Bulk density: |
------------- |
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Protein on dry basis: |
NLT 80.0% |
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Content of peptide on dry basis: |
NLT 90.0% |
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Moisture: |
NMT 7.0% |
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Ash: |
NMT 7.0% |
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pH Value (6.67% Aqueous Solution): |
------------- |
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Lead: |
NMT 0.1 mg/kg |
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Mercury: |
NMT 0.05 mg/kg |
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Cadmium: |
NMT 0.4 mg/kg |
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Aerobic plate count, CFU/g: |
n=5, c=2, m=104, M=5×105 |
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Coliform, MPN/g: |
n=5, c=1, m=10, M=10² |
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Salmonella: |
Not detected |
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Shigella: |
Not detected |
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Vibrio parahaemolyticu: |
Not detected |
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Staphylococcus aureus: |
Not detected |

1. Food Industry
As a natural nutritional fortifier, whey peptides can be added to solid beverages, meal replacement powders, baked goods, dairy products, and infant complementary foods. They not only increase the protein content and enhance nutrition but also improve taste and solubility, aligning with the current trend of healthy and convenient food consumption.
2. Dietary Supplements
Whey peptides are commonly formulated into tablets, capsules, powders, oral liquids, and other dosage forms. Targeting groups with low immunity, weak gastrointestinal function, or post-operative recovery needs, they are combined with vitamins, minerals, probiotics, and other ingredients. Highlighted for their easy absorption and high bioactivity, they help boost immune function and improve gastrointestinal health.
3. Pet Industry
Whey peptides are added to pet main food, snacks, and nutritional supplements to provide pets with easily absorbable high-quality protein. They support muscle development and enhance immunity in pets, making them a popular raw material choice for upgrading pet nutrition.

1. High Absorption Rate:
Whey peptide is a small-molecule peptide prepared by enzymatic hydrolysis. It can be directly absorbed and utilized by the human intestinal tract without undergoing complex gastrointestinal digestion and decomposition. Its absorption efficiency is far higher than that of macromolecular proteins such as whey protein powder, enabling rapid supplementation of amino acids required by the body with minimal digestive burden.
2. Safety and Low Allergenicity:
Compared with intact whey protein, whey peptides have a broken molecular structure and reduced allergenic epitopes, significantly lowering the risk of allergic reactions. They are safer for infants, people with mild milk protein allergies, and sensitive groups.
3. Technology:
For whey peptides, the enzymatic hydrolysis + low-temperature spray drying (compared to high-temperature drying) process is adopted: the mild enzymatic hydrolysis conditions can maximize the retention of the active components of the peptides. The process also includes safety steps such as residue filtration, high-temperature sterilization, and metal detection.

Q1: What are the main applications of whey peptides in products?
A1: Whey peptides are widely used, mainly covering four major fields: Sports nutrition (sports protein powder, mass gainer, energy bar); Functional food (solid beverage, meal replacement powder, baked goods, dairy products, infant complementary food); Dietary supplement (tablet, capsule, powder, oral liquid).
Q2: Which groups of people are suitable for consuming whey peptides?
A2: Whey peptides are suitable for a wide range of people, mainly including: Fitness people/athletes ; People with weak digestive function; People with low immunity; People with mild milk protein allergy/sensitive constitution; Infants; Pets .
Q3: What are the differences between whey peptides, collagen peptides, and soybean peptides?
A3: Whey peptides are derived from whey protein, rich in branched-chain amino acids, focusing on muscle repair and immunity enhancement; collagen peptides are derived from animal connective tissue, rich in glycine and proline, focusing on skin, joint and bone maintenance; soybean peptides are derived from soybean protein, plant-sourced, focusing on blood pressure lowering and nutritional supplementation for vegetarian groups.
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