Melanin is a natural pigment that gives colour to skin. Exposure to sunlight, hormonal influences and ageing can cause an increase in melanin production and trigger hyperpigmentation. Hyperpigmentation appears as dark patches and age spots also known as sun spots that make skin look uneven.Eucerin AntiPigment Night Cream contains Thiamidol, an effective and patented ingredient that acts at the root cause of hyperpigmentation by reducing melanin production. It is clinically and dermatologically proven to reduce dark spots and prevent their reappearance. First results are visible after two weeks and improve continuously with regular use.The night cream also contains Dexpanthenol an active ingredient known to support skin regeneration overnight. Skin appears even and radiant.Clinical and dermatological studies prove very good efficacy and skin tolerability