Alcohol and Vitamin B12 absorption: 5 things light to heavy drinkers should know Save your Vitamin B12. comment b12 get ebook, Stop drinking , This is not moral advice , This is pure biochemistry , Alcohol damages B12 in multiple ways:, Stomach acid B12 cannot be B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics Can you drink alcohol while taking your medications? Its important to know which medications interact with alcohol. Some medicines can cause serious side effects or make your treatment less effective