Do you use PPO treated almonds (the chemical propylene oxide)? Jean Updated December 14, 2017 21:58 Follow No, our almonds are not treated with PPO; we only use steam and water in our blancher for pasteurization. Related articles What do you do with the almond by-product after you make your Almondmilk? Is any wasted or thrown away? What Kinds of Sweetener do You Use? How much calcium is in your plant milk products? Comments 0 comments Article is closed for comments.