When it comes to skincare products, we’re constantly on the hunt for the next great ingredient to keep our skin looking young and fresh. Sometimes the secret is to work backwards. For instance, much like collagen, our body produces a compound called squalane, which declines in volume as we get older—simply put, the more we age, the more squalane we lose, and the older we look. The simple fix, then, is to load up on products that are packed with the compound for a more youthful-looking glow. Below, browse our favorite products infused with the miracle ingredient.