Mother ate crabs need a day to metabolize away, crab sex cool, if the mother ate crabs, and then breastfeeding to small children, will cause small children diarrhea and other adverse phenomena, you can stop breastfeeding for a day, during this period to drink more water to accelerate the body's metabolism, you can eat warm tonic type of food, generally one day after the crab can be metabolized in the body discharged to feed the baby can be temporarily replaced by milk powder to breastfeeding.