Blue Fatty is expensive. The price of Blue Fatty in Jingdong is 112 yuan, Blue Sister is at 80 yuan, so Blue Fatty is expensive. Blue fat is the whole milk powder of Mecozhuo, and there is also a skim model, which has a very cute name, called blue sister. Both of them are adult milk powder, which means they can be drunk by anyone over 3 years old, so there is no problem whether you are honoring your parents or buying them for your own consumption in general. The brand is from the world's golden milk source Australia, where the native pasture is world-renowned, with fertile and beautiful natural vegetation.