Be pretty in pink.
Painting nails with a sheer, creamy coat of polish, such as a pale shade of pink, deflects attention away from age spots and crepiness.
Remove polish gently.
Nails often become dry and brittle with age, so it's key to treat them gently. Before removing polish, massage a drop of hand cream or cuticle oil around your nail beds. Then use an acetone-free polish remover to preserve the moisture and natural oils that keep nails flexible.
Eat nail-fortifying foods.
A diet rich in egg yolks, lentils, and peanut butter has been shown to slightly increase nail strength. Several studies also show that supplementing daily with biotin significantly improves the strength of age-weakened nails -- so they're less likely to crack or chip.
Take time off your hands.
Facial care products that you probably already use work great on sun-damaged hands. Retinoids, alpha hydroxy acids, and peptides build collagen and thicken skin that's been broken down by sun exposure—just rub whatever cream is left after treating your face into your hands, instead of washing it down the drain or rubbing it off on a tissue. You'll be fighting waste and wrinkles at the same