Secrets to a younger looking you

Dr. Oz unlocks the secrets to a younger looking you:

Antioxidants protect the skin from free radicals

Walnuts can keep your hair shinier and more youthful looking

Smokers have older-looking skin because smoking reduces collagen production

Vitamin A has been proven to increase chemicals that reverse wrinkles

Foods that contain biotin, such as tomatoes and romaine lettuce, help strengthen the nails