Leslie Knope: Yesterday I said some pretty harsh things about Sweetums and their great new product. But when I looked at the research, I found some pretty compelling facts about Drink-ems that made me change my tune. Each Drink-ems is packed with 35% of your daily monopotassium phosphate requirement. MPP is an emulsifier as well as a plus-7 PH buffer. Now, I know what you're thinking, what about its molar mass? How does 136.086 grab you?