Yes. Breastfeeding moms need more protein than the average woman (about 54 grams per day), but too much protein can have adverse effects on both mother and baby. Here are some of the risks of eating too much protein: - Weight gain - Bad breath - Constipation - Diarrhea - Dehydration - Kidney damage - Increased cancer risk - Heart disease - Calcium loss Focus on eating a healthy balanced diet. And reach out to your doctor if you have questions or concerns.