Our family ha been low carbing for 7 months. The only side efects have been positive. Both my husband and I have had our cholesterol medication cut in half. All blood and urine tests from our last physical were good. My 20 year old daughter ha s been a "joy" to live with. (No mood swings) Our MD even said that the weight we were carrying was more of a health concern than the diet. This from a man who pushes low fat eating