Thanks to official website's inquiry, it is known that the fermented milk with Yougu flavor tastes of black rice, but there is no black rice flour in the ingredient list. Take Deyuyougu flavor fermented milk as an example: ingredient list: raw milk > 8%, fruity sauce (black rice, walnut and white peach) ≥1%, white sugar, thin cream, evaporated milk, concentrated whey protein, starch, agar, pectin, Lactobacillus bulgaricus, Lactobacillus acidophilus, Bifidobacterium lactis, Streptococcus thermophilus and Lactobacillus casei.