Vichy Laboratoires

This study tested a special shampoo on 40 people with moderate to severe dandruff and itching. Participants used the shampoo 3 times a week for 4 weeks, then once a week for 24 weeks. Researchers checked dandruff levels and asked participants about itching and discomfort.

This study tested whether using a conditioner along with shampoo works better than shampoo alone for people with moderate to severe dandruff. 80 participants used the products 3 times a week for 4 weeks, then stopped for 12 weeks to see how long the effects lasted. Researchers me…

This study involved 250 healthy women aged 20 to 75 to create a photographic atlas of skin aging. Researchers used a special camera (LC-OCT) to take 3D images of collagen in the skin without any needles or surgery. The goal was to understand how age and sun exposure affect collag…