Beauty buzz: nail base coat

Base coats for nails not only prevent the damage some varnishes cause - they also create a smooth canvas on which to apply the polish. We've tested four so you don't have to.

is very rich but dries quickly to leave a thin, smooth surface. It's described as being "nude" in tone, but is more or less transparent. The base contains sweet almond oil to nourish weak or brittle nails.