Both serve very important functions for skin and the overall body.
Nakdnu Collagen is focused on helping build and maintain the collagen structure of skin, hair, nails and gut health. Whereas Nakdnu Glow Up helps build and protect our skin from our lifestyle choices such as too much sun exposure, alcohol consumption, stress and poor nutrition. All contributing to oxidative stress that deteriorates healthy skin.
Simply put, Nakdnu Collagen is focused on our bodies declining Collagen levels while Nakdnu Glow Up is focused on battling external influences that age our skin faster.
They have been created to be used together, to complement each other in battling different aspects of aging skin.