Anti-Aging Longevity Serum addresses aging where it begins, at the cellular level within DNA. Anti-Aging Longevity Serum aims to increase the lifespan of the cell, thus enhancing cell function and the overall youth of skin. To create this potent defense serum, La Prairie combed the world and harvested the most advanced, natural beauty extracts from each of the seven continents. These ingredients work together to provide immediate and significant firmness and elasticity while improving moisturization and hydration. The number of wrinkles, total wrinkled surface and length of wrinkles are significantly reduced. 1.7 oz.