Cell ID is a restorative Nutritive Defense Serum that helps reduce the appearance of fine lines, wrinkles, dark spots and other signs of aging for a more healthier-looking complexion. Cell ID Nutritive Defense Serum has a new and improved formula! COSMEDIX has taken a fan favorite to the next skin-loving level with an age-defying reformulation that encourages a healthier-looking complexion. Help prevent fine lines, wrinkles and dark spots with the same Nutritive Defense Serum you know and love, now with a modified blend of skin-pampering and plant-based ingredients. Ideal for those seeking rejuvenated-looking skin, Cell ID is formulated with a powerful blend of age-defying peptides as well as Japanese Orchid Stem Cell and African Mahogany Tree Bark Extract that work together to help improve the appearance of skin for a firmer-looking complexion and a more refreshed look.