AMMONIUM THIOGLYCOLATE \ah-mo-nee-um thigh-o-gly-co-late\
Thanks to Elle Woods's courtroom chemistry in Legally Blonde, this perming agent rolls off our tongues.
So much do American derms love this La Roche-Posay sunblock (a French pharmacy brand), they smuggle in cases from Europe and Canada.
Area between the neck and bust.
The ingredient in self-tanners that is responsible for bronzing the skin's surface.
As in Santa's "ho, ho," not your average Joe. The oil is extracted from desert shrubs and enriches skin and hair products.
KEVYN AUCOIN \kev-in oh-kwan\
late legend was as famous for his artful makeup as he was for his friendships with A-listers Naomi Campbell and Gwyneth Paltrow. His cosmetic line lives on.
Aka "Australian cleavage." It describes female breasts exposed "down under" - on the underside of a too-small tank or bikini top. See spring-break beach parties.
OLE HENRIKSEN \ooo-la hen-rick-sen\
Despite the "ooh-la-la" connotations, the natural skincare line devised by this Danish-born, L.A.-based facial maestro is anything but froufrou.
Cuban-born hairstylist who made headlines when it was reported that his daily rate for J.Lo was $10,000. Apparently, his love does cost a thing.
Chemicals being removed from products like nail polish because of potential reproductive risks. (See p. 29b for more info.)
This cheap and chic PA-based hair-accessories brand was named after the creator's pup.
SHU UEMURA \shoo ew-ee-moo-ra\
Japanese-born movie makeup artist who turned his way with a lash into big-time cash with cult-favorite gold curlers, mink falsies, and progressive cosmetics.
SONIA KASHUK \so-nya cash-uck\
Cindy Crawford's go-to makeup girl hit a bull's-eye with her namesake beauty line for Target.