Unilever R&d

This study looks at whether a toothpaste with a special gum-health ingredient can improve gum health in people with gingivitis. 150 adults will use the test toothpaste for 13 weeks, then switch to a regular fluoride toothpaste for 4 weeks. Researchers will measure gum inflammatio…

This 6-month study tests two cosmetic scalp products to see if they can reduce the appearance of gray hair. About 380 healthy adults aged 25-60 with 15-35% gray hair will use one of the products. Researchers will assess gray hair through expert visual checks, image analysis, and …