Yuanjing Animal Husbandry A2 pure milk, which exceeds the EU standard milk source and is the AFNOR (Afnor certification in China, is close to the composition of breast milk and human digestive system, and can relieve or avoid discomfort such as abdominal distension and diarrhea in lactose intolerant people, so it is very suitable for sensitive people. Drinking this A2 milk after exercise can supplement the nutrients and trace elements lost during exercise, which is indispensable for bodybuilders. . Thanks for your support. I hope my answer is useful. Welcome questions. Thanks again!