Antioxidant Serum

In your 30s IF YOU USE ONE PRODUCT, MAKE IT:

‘Collagen production takes a nosedive in your thirties and the effects of the sun start to become apparent,’ says Dr Hartman. Applying an antioxidant-rich serum or cream in the morning protects you. A product with vitamin C, vitamin E and/or niacinamide helps prevent sagging, sun damage and pigment issues.

Our pick: Paula’s Choice Resist Super Antioxidant Concentrate Serum, £36