The 7 Reasons You Need to Know About Vitamin C Serums
The 7 Reasons You Need to Know About Vitamin C Serums Ask a dozen dermatologists about their favorite skin care ingredient, and you’ll likely get a dozen love letters about vitamin C. “It’s one of the few ingredients that both protects and repairs skin, but is also tolerated by a vast majority of patients,” says Dr. Titilola Sode, a board-certified