Olivia Culpo Has a $2 Walmart Skin Care Secret

Olivia Culpo has gorgeous, glowing skin. But as the Instagram recently shared with Us Weekly, it's not the work of a super pricey skin care routine.

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Her secret? Exfoliating her face twice a week "with a pinch of Arm & Hammer Baking Soda mixed with one pump of creamy cleanser."

The $2 product isn't the only budget-friendly beauty item she relies on. She also went on to share she applies Burt's Bees Lip Balm ($5) before working out and uses Pantene's Pro-V Dry Shampoo in Original Fresh ($6) because it "smells good."

Want to know more beauty benefits of baking soda? You may be surprised.