The ketogenic diet is a high-fat, low carbohydrate, adequate protein diet. With this ratio, the body utilizes fat rather than carbohydrates for energy. The popular Atkin’s diet is a ketogenic diet recommended for weight loss. The diet includes intake of many high protein/fatty foods as well as fruits and vegetables aimed to suppress one’s appetite. Before starting a new diet, consult with your doctor or a registered dietitian nutritionist first to ensure the diet is safe and meets your nutritional needs.