If you eat brewers yeast while breast feeding your baby, your milk may pick up a bitter taste that makes the child not want to breast feed. This is proportional to how much you eat.
Brewer's yeast, the same yeast that is used in the brewing of beer, is considered to be a good food supplement for people who are stressed. It is high in protein, iron and B vitamins, along with various minerals and elements. If you decide to try brewer's yeast, it is recommended to start with one tablespoon of powder each day.
Yeast infections are a common problem when breast feeding. This type of yeast infection can occur in the babies mouth, so be on the look out for white patches inside your baby's mouth. This is a common problem and if this happens, you should seek the medical advice of a professional.