By Erica Metzger
If you want your moisturizer to help reduce fine lines and tighten skin, make sure it contains powerhouse anti-aging ingredients like retinol -- a vitamin A derivative -- and peptides, says Francesca Fusco, MD, a dermatologist in New York City. They help stimulate new collagen, which plumps skin from the inside out.
At the Derm: Thermage CPT uses radiofrequency technology to tighten and lift the deepest layers of the skin, says David Bank, MD, a dermatologist in Mount Kisco, New York. It only takes one treatment to see results but it'll cost you -- expect to pay $2,500 to $4,000.
Try: Olay Regenerist Deep Hydration Regenerating Cream, $19, is a rich formula loaded with antioxidants and peptides.