Neutrogena
Rapid Wrinkle Repair Serum, $16.99 at Amazon
"This Neutrogena serum contains stabilized retinol with proven stability and penetration into the skin," says Joshua Zeichner, Director of Cosmetic and Clinical Research at Mount Sinai Hospital in New York City. Its low price point and proven effectiveness make it one of the best-kept secrets for treating aging skin, he says.
Lubriderm
Daily Moisture Lotion 3 Pack, $22.97 at Amazon
"When it comes to moisturizing during the colder months, I encourage my patients to buy the biggest bottle (at the cheapest price) of fragrance-free moisturizer and us...