Minor QoL PSA: if you get indigestion every time you consume milk or milk products, you probably have lactose intolerance, which can be fixed semi-cheaply and effectively by taking a lactase supplement before consuming milk. Lactose intolerance is widespread in adults (statistics range from 33% to 75%). Lactase supplements are available without a prescription. Considering how useful as a source of nutrients, not to mention tasty, milk is ..