You may have developed an extensive skincare regimen by following advice from celebrities’ go-to experts and using top-rated beauty products. But when it comes to anti-aging, prevention is the best medicine for a wrinkle-free future.

According to dermatologist Michelle Hure of OC Skin Lab in San Juan Capistrano, California, that medicine comes in the form of one of three leading cosmetic injectables: Botox, Dysport, and Xeomin. Whether you’re for ’em, against ’em, or still deciding, keep reading to find out what you should know.