DREW BARRYMORE

THE 48-year-old actress argues: ‘You need a concealer and a lipstick. You can make blush out of it or contour with it. Really you only need two items in your purse.’ She admires Sunday Riley Good Genes Glycolic Acid Treatment (£70, spacenk.com) and Garnier Ultimate Blends No Rinse Strengthening Conditioner (£3.49, boots.com).