Baking soda and lemon for whiter teeth. This may be one of the most popular of t

Baking soda and lemon for whiter teeth. This may be one of the most popular of t

Baking soda and lemon for whiter teeth. This may be one of the most popular of the natural teeth whitening home remedies. The chemical reaction of baking soda with the citrus of lemon juice has a smile-brightening effect. Either one of these ingredients works well, but together they are super-effective!