None were recommended. See if I can remember: Protect and Perfect, Simple moisturiser on its own, Nivea Q10, an expensive Dior (60/80 or soemthing like that), L'Oreal (the one Penelope Cruz advertises)....
The docs said protect your skin from the sun, use cream with a high SPF, use the cheapest that suits your skin without irritating. They found an improvement in only one woman's skin but she was soap and water and nothing else before the trial. Most guinea pigs had more wrinkles after the month.