Verkkoread on for 11 expert tips on how to treat a sunburn and heal your skin safely and effectively. Avoid ice and freezing water. Verkkoour sunscreen tests have revealed three sun creams to steer clear of this summer, and the affordable supermarket options to plump for instead. Verkkosunburn not only causes discomfort but also increases the risk of skin cancer and premature aging. Here are essential tips from a dermatologist on. Verkkochoosing an spf that can maximize protection. If you want to be as safe as possible, make sure to: Use a sunscreen with an spf of at least 30. Verkkoprotect the sunburned skin from further sun exposure. Take a cool (not cold) shower or bath to help soothe the skin. Avoid hot baths and showers. Verkkoget your vitamin d via supplements. The argument against sunscreen usually comes back to vitamin d levels. Vitamin d is a vitamin and hormone.