One of our favorite blogs, Vivawoman, recently blogged about using yogurt as a facial exfoliant because it contains an Alpha Hydroxy Acid (AHA). According to her blog post, “I’m not sure what’s the concentration of AHA in the yogurt but the pH level is definitely under 5 and so most people can use it quite [...] Read more: http://thebeautybrains.com/2011/11/02/is-yogurt-a-natural-exfoliant/#comments