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Washington knows how to maintain clear skina gift that no doubt helped her nab a L'Oreal Paris contract back in 2007. To accentuate the star's supple sheen, Somerville turns to ultrasound treatments. "They detoxify and are good for acne," she says. "When used in combination with lightening agents, ultrasound can improve and brighten pigmentation." Ask your facialist or dermatologist if you're interested in trying a similar approach.