Has many Chinese to contract the serious lactose not to bear sickness, in the milk lactose can let their dyspepsia, the diarrhea, is not suitable to drink the fresh milk.

• 有很多中国人患有严重的乳糖不耐症，牛奶中的乳糖会让他们消化不良、腹泻，并不适合喝鲜奶。