Look for ingredients that are proven to help build collagen, decrease puffiness and dark circles, and add moisture to the skin. Ciraldo and Turegano recommend looking for ingredients like peptides, antioxidants, vitamin C, ceramides, squalane, niacinamide, and hyaluronic acid. Keep reading for the best eye creams to start using in your 40s (and before!), according to Ciraldo and Turegano.