This study aimed to measure the long-term improvement (duration: 1 week) of skin hydration after the application of Whitening Body Lotion, under normal conditions of use.
Instrumental measurement using the "skin moisture oil tester" to measure the percentage of retained water content measured and completed by the investigator. Measurements performed in triplicate and mean determined.
Data were collected for each product at 4 time points:
• Baseline: before the application
• T2: Day 2, after one-day application
• T4: Day 4, after three days of application
• T8: Day 8, after one-week application
DATA PROCESSING
The moisture content percentage after one-day application is greater than zero. This indicated that the products have a hydrating effect. Three days after application, the moisture content percentage showed a significant increase in the hydrating effect. One week after application, the hydrating effect showed this formula was increased to 93%.
