Science
Mechanism of Action
This ingredient promotes collagen and elastin production, reducing fine lines and improving skin plumpness. Its lactic acid provides gentle exfoliation, while whey proteins offer anti-inflammatory benefits and help strengthen the skin barrier.
Research
Clinical Evidence
Medium confidence0.5%
Key findings
- 01 A 0.5% concentration reduced wrinkles and improved firmness in human tests within two weeks (INCIDecoder, for Whey Protein).
Transparency
Dusting Analysis
There is no available data to suggest that Whey Filtrate is commonly dusted in cosmetic formulations.
The Formula
Formulation
Stability
Whey proteins are heat-sensitive, denaturing above approximately 50°C. Optimal pH for stability ranges from 3.0 to 7.0, with specific pH points impacting foam stability and solution clarity.
Safety
Safety Profile
The CIR Expert Panel found bovine milk proteins, including Whey Protein, safe for cosmetic use, with no dermal irritation or sensitization observed. Specific maximum concentration for Whey Filtrate is unknown, but related casein-derived ingredients have been used up to 2% in leave-on products.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Whey Filtrate is a versatile ingredient offering comprehensive skin benefits, from anti-aging and firming to gentle exfoliation and soothing, suitable for all skin types.
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