Our box of baking soda has been lurking somewhere in the back of the fridge for months. But now we know the Arm & Hammer belongs in a place of honor in the bathroom. Sodium bicarbonate isn’t just for cleaning the oven and curbing kitchen odors. This white powder also has amazing beauty benefits. Just like coconut oil and olive oil, you can use it from hair to toenails. You can even gargle with baking soda for fresher breath and healthier teeth. Keep reading to learn all the ways to incorporate baking soda into your daily beauty routine and one rumored remedy to completely avoid.