skin functions differently at night, so why shouldn't your moisturizer? this breakthrough nighttime formula from the skin labs at philosophy helps boost skin's nightly cell-renewal cycle and improve skin's ability to fight dehydration, dullness and rough texture. infused with a blend of non-stop skin renewal technology and natural plant extract MYRAMAZE™ ("the resurrection plant"), our deeply hydrating moisturizer continuously replenishes, gently renews and re-energizes for better-looking skin overnight.