“As the biggest and most seen organ, the pores and skin not solely offers clues into what’s taking place beneath the floor by way of immune operate, vitamin, oxidative stress, and metabolic points, to call a couple of, however it’s the physique’s first line of protection in opposition to an infection, environmental stressors, and lack of vitamins and water, so addressing the pores and skin is a gateway to general well being and well-being,” says board-certified dermatologist Keira Barr, M.D. “The pores and skin microbiome is consistently interacting with the environment and works to help our well being by defending in opposition to an infection, influencing the immune response, defending in opposition to UV radiation, and helps present nourishment to the pores and skin cells.”