Actually I have a month old baby and he is unable to latch hence I'm using electric breast pump to express milk .. 1.my query is I take around 40 mins including both the breasts but the expressed milk is only 20 ml total from both the sides..is this normal amount which is expressed to every other mother ?? 2.If not any Exact and Rapid increase in Breast milk supply.. 3.Can lack of iron and calcium reduces milk supply...please prescribe  any lactation tablets for steady supply of milk ? 4.I want to know how long I need to express milk and gap to be given for next pumping ...