People with poor health, low immunity, poor resistance or malnutrition can use protein powder to supplement enough protein to enhance their health, improve their resistance and immunity to viruses and bacteria, and exercise. You can buy snail boxes of Yi Shu protein powder. This protein powder is really good and the effect is very good. Rich in skim milk powder, vanilla essence, polyglucose and sucralose. It has the taste of vanilla milk, and the taste is smooth. It is suitable for all people who need to strengthen their physique and improve their immunity.