THE SACO PANTRY CULTURED BUTTERMILK BLEND CONTAINS SWEET CREAM CHURNED BUTTERMILK, SWEET DAIRY WHEY AND LACTIC ACID - AND THAT'S IT. OUR POWDERED FORMULA IS SO CONVENIENT YOU CAN KEEP SOME ON HAND FOR USE IN ALL OF YOUR RECIPES THAT CALL FOR BUTTERMILK. THIS 12 OZ. TUB OF CULTURED BUTTERMILK BLEND MAKES THE EQUIVALENT OF 3.75 QTS. OF BUTTERMILK.