By Shanelle
Updated August 16, 2007 07:00 PM
Products in this story are independently selected and featured editorially. If you make a purchase using these links we may earn commission.

Gregg DeGuire/WireImage

Everyone has that one product that they just can’t imagine making it through their day without. We asked a few of our favorite stars what their star product was — and of course, we had to find out how you could buy it for yourself! Make sure to check out the September issue of StyleWatch to find out what products Hilary Duff, Tyra Banks, and other celebs can’t live without too.

“I’m just obsessed with my Yves Saint Laurent mascara. What can I say!” –Katharine McPhee
Available for $24 at

“I am obsessed with the CoverGirl Queen Collection Natural Hue Compact Foundation, which I created with the help of my makeup artist. It contains less titanium dioxide than other foundations, so it delivers a glowy color without that ashy look.” –Queen Latifah
Available for $9 at

“There’s this great tanning lotion from DuWop called Revolotion. It has SPF 15 and makes you skin look tan and bronzed in a really gorgeous way.” —Daisy Fuentes
Available for $25 at

“Neutrogena, of course. I always use the Acne Stress Control Foaming Wash, which smells like it has green tea in it. It makes my face feel fresh and cool and I love it. I use it morning and night.” –former Miss USA Susie Castillo
Available for $8 at

“Shu Uemura’s eyelash curler. It’s life changing. I’m a totally different person now that I own one.” —Ugly Betty‘s Becki Newton
Available for $18 at

“My splurge and obsession is Creme de la Mer. It’s the best face moisturizer ever.” –Kelly Pickler
Available for $110 (1 oz.) at