Pronounced: Fa-yeh! Milk produced without the use of rBST. The FDA has said no significant difference has been shown, and no test can now distinguish, between milk derived from rBST treated and untreated cows. Reduced fat (2% milkfat). 58% less fat than our 5% milkfat yogurt (per 150 g). Fat content reduced from 6 g to 2.5 g per 150 g.