Most Beautiful 2013

Revealed! Beauty Secrets of the Stars

We got the scoop on how Emily Blunt, Scarlett Johansson and more enhance their natural good looks. Check out their top get-gorgeous tricks

GET GLOSSED OVER

Jessica Chastain knows the power of a good gloss. Her hair guru, Negin Zand of Sally Hershberger in L.A., used L'Oréal's Fiberceutic treatment to amp up the beauty of her red mane (rather than covering it with dyes or highlights). Known in the industry as "Botox for hair," it strengthened and thickened Jessica's locks and made the color really pop.