HAIR
• Allergan, the maker of Botox and Latisse, is beginning clinical trials for a hair-growth treatment based on the active ingredient in its eyelash serum. [Modern Medicine]

• Catherine McNeil lightened up her long, dark hair with some auburn highlights and chopped most of it off. [Modelinia]

• Oh, look: Another girly updo from Taylor Swift. But this time she had some interwoven braids going on in the back. [Girls in the Beauty Dept./Glamour]

FRAGRANCE
• 2010’s fragrance sales reports are in, and it looks like Gucci Guilty and Chanel’s Chance Eau Tendre were some of the most successful women’s debuts, while men went for Bleu de Chanel and Ralph Lauren’s Big Pony collection. [NYT]

MAKEUP
• Harper’s Bazaar is challenging its editors to wear bright lipstick this week, and so far they’ve tackled red, hot pink, orange, and violet. [Harper’s Bazaar]

SKIN
• Miranda Kerr is a fan of body brushing (also known as "dry brushing"), a painful procedure of questionable effectiveness. "It stimulates blood flow and exfoliates the skin," she says. [Vogue Australia]