I can't. According to the inquiry of the paper. Red orange powder can't be drunk after it expires for one year. You can't drink it as long as it exceeds the production date. Due to the deterioration of nutrients in expired milk, it is not only unable to supplement nutrition, but also easy to cause pathogenic microorganisms bred in expired milk to enter the body, causing discomfort such as abdominal distension and abdominal pain, and even food poisoning in severe cases.