Vitamin D is essential for healthy bones and muscles. It’s also widely known that your skin makes it naturally when exposed to sunlight. Sometimes dubbed “the sun vitamin,” vitamin D supports your body’s absorption of calcium, which can reduce your risk of osteoporosis and fractures. If you don’t get enough,

Beautiful, healthy skin empowers you to look and feel your best at any age. But with so many skin care products competing for your attention, how do you know which ones can actually deliver the results you’re looking for? That’s where retinoids come in. The term retinoid refers to a