Milk as a high nutritional value of food, drink less difficult to meet the nutritional needs, drink more is not easy to digest and absorb, so it should be based on age, work consumption and economic conditions to determine the amount of milk to drink every day. Generally speaking, adults are best to ensure that about 250 milliliters per day that is a bottle (bag) of milk, and strive to drink 400 - 500 milliliters of milk, if the economic conditions allow, the best to drink 750 milliliters, but should not be more than 1,000 milliliters that is four bottles (bags).
Milk is a basic food, three meals a day is generally appropriate to drink after meals. A bottle a day to drink the best breakfast, two bottles a day to drink the best morning and evening, but also according to their own habits in the three meals outside the time to drink milk, but should not drink milk on an empty stomach.
Your constipation and drinking milk has nothing to do with it, milk is not only will not cause constipation, but also can treat constipation.
Your constipation is very serious, it is recommended that you go to the hospital for a checkup.