Baking soda makes Julia Roberts' teeth shine!

"I brush [my teeth] with baking soda. (My grandfather) would put a big heaping mound of it on his toothbrush. He had only one cavity in his entire life," Roberts said.

u00a0Julia Roberts

The 44-year-old actress said at times she is so busy as a mother that she barely has time to take care of her teeth, reported InStyle magazine. "Sometimes that's all I do as far as a regimen goes. Look, I'm happy if I have on moisturizer and ChapStick!

When you're dressing three people besides yourself, something has to fall away. I've learned to always have a big pair of dark sunglasses within arm's reach before going out," she said. When she does have time to primp, Roberts relies on a tip from the late makeup artist Kevyn Aucoin.

"'Mascara, mascara, mascara!' It just makes you look like you've had a good nap." Would she ever rely on Botox or plastic surgery for the same effect? Probably not. "I'm pro whatever works for you. "For me, at this point, I'm clinging to my good genes and lots of hugs and kisses from my husband."u00a0