Your skin is constantly changing. Hormone fluctuations, climate, travel, lifestyle, and aging can all affect things like skin-cell turnover rate, hydration, sebum production, and barrier function. So your skin-care regimen should also be flexible, adapting to the state of your complexion. “My routine changes almost daily,” says Michelle Henry, M.D., a dermatologist in New York. “I decide which products to use depending on how my skin looks and feels. But I have a few non-negotiables, namely sunscreen and an antioxidant serum, that I consider part of my foundation.”
Tiffany Masterson, the founder of Drunk Elephant, says she started her skin-care line on the premise of daily customization.
“You open your fridge and decide what you’re in the mood to eat,” she says. “I view skin care similarly. My goal is…
