Tested on 30 subjects with dry skin over a period of 7 days
- Before application
- 30 minutes after application
- After 2, 4, 7 days of use
- Corneometer Study of skin hydration: measures the electro-conductivity of the skin, i.e. how much moisture is retained?
- TEWA-Meter: measures trans-epidermal water-loss. Reduction of water-loss is an indicator of high barrier film integrity.