Our neck Collagen whitening cream contains collagen, Purslane extract. It can tighten and tighten loose skin, reduce wrinkles, and reduce melanin precipitation. Its application is simple: clean and dry your skin. Apply an appropriate amount of cream to your face and neck. Gently massage until absorbed. Moreover, it can promote collagen production, remove excess neck fat, improve facial contour and skin tone, increase collagen, and reduce melanin production.