When it comes to a skincare routine, many of us stick with the "if it ain't broke, don't fix it" attitude. Trying several new products on our skin runs the risk bad results, like breakouts, dryness, and redness. But what worked for your skin at age 13 isn't necessarily what's best for you skin in your 20s, 30s, and 40s. We talked to New York dermatologist Heidi Waldorf, MD, and Olga Lorencin, esthetician and co-owner of Kinara Spa in Los Angeles. They filled us in on which skin products are the best for you in your 20s, 30s, 40s, and 50s. Check out their tips for getting the best complexion at every age.