Ceramides are a specific group of lipids known as sphingolipids – long fatty acid chains with an amide bind and a waxy texture (“cera”-meaning wax in Latin). They are amphipathic meaning they have hydrophilic (water attracting) and hydrophobic (water repelling) components within their structure.

What is the best advice for older people with dry skin. What should they be using on their skin?

I always remember a lecture I heard a few years ago which suggested that “food” is best eaten and should not be put in moisturisers and...