Other foods or substances are not recommended postpartum if breastfeeding because they may have effects on the baby via breastmilk. Some clinicians discourage the use of caffeine. This could produce fussiness in the baby. Alcohol use is strongly discouraged. Consuming fish is healthy and provides vitamins, minerals and proteins. Consumption of oily fish like haddock, herring, sardines, grouper, and tuna may need to be limited due to pollutants.
