NARS Sheer Glow, Hourglass Vanish Foundation Stick, Chantecaille Future Skin Foundation and Laura Mercier Silk Creme Moisturising Photo Edition Foundation are the best selling foundations at Space NK. But, do these foundations actually live up to their glowing reviews? We put each one to the test to find out…

For more from Cosmo, visit http://www.cosmopolitan.co.uk