If you've got dry or dehydrated skin, may dermatologists will tell you to look for a cream that contains ceramides. Created naturally by your skin, ceramides help keep your skin's naturally barrier healthy and strong, and if they are depleted, that's when your skin can become dry, itchy, flaky, or irritated. The new Sunday Riley Ice Ceramide Moisturizing Cream (£60) contains ceramides in spades, as well as coconut, beetroot and red algea extracts, which simultaneously hydrate and protect the skin from free radical damage. The light, whipped texture makes it an idea summer hydrator.