Frank Body Exfoliating Scalp Serum The Frank Body Exfoliating Scalp Serum (£17) is an exfoliating, water-based serum that helps break down dead skin cells lingering on your scalp and dissolve away product build-up, which is does with the help of lactic acid. However, the formula also has a soothing and calming effect on the scalp, thanks to the addition of prebiotics and witch hazel extract. Image Source: frankbody.com Frank Body Exfoliating Scalp Serum £17 from frankbody.com Buy Now