Science
Mechanism of Action
This protein attracts and retains water, forming a protective film that prevents moisture loss and promotes smoother skin. It also provides amino acids for cell restructuring and is believed to enhance collagen and elastin production.
Research
Clinical Evidence
High confidence1.875%
Key findings
- 01 SpecialChem: Functions as a skin and hair conditioning agent in leave-on products (0.00001-0.2%).
- 02 INCIDecoder (Whey Protein): In-vivo tests showed reduced wrinkles and improved firmness within two weeks (0.5%).
- 03 CIR Safety Assessment: Non-irritating/non-sensitizing in human subjects (5%) and non-irritating to rabbit eyes (25%).
Transparency
Dusting Analysis
This ingredient is not commonly identified as being subject to dusting in cosmetic formulations.
The Formula
Formulation
Stability
Hydrolyzed forms are generally more stable than native proteins, showing highest solubility between pH 6-10. Extreme pH can cause precipitation.
Conflicts
- Strong heat (for native proteins)
- pH outside optimal solubility range
Safety
Safety Profile
The CIR Expert Panel found hydrolyzed milk proteins, including whey, safe for cosmetic use, demonstrating non-irritating and non-sensitizing properties up to 25%.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Hydrolyzed Whey is a highly versatile and safe ingredient, offering significant skin conditioning and anti-aging benefits across various skin types and product formulations.
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References
Sources