To maintain your vitamin and mineral needs you take daily supplements of vitamins and important minerals like calcium and iron. Unless you are motivated to adjust your eating habits and increase your physical activity, you may not maximize your weight loss from the operation or you may regain the weight you have loss. Motivation and life style change are key to your long-term success. Weight loss and maintenance even with surgery requires significant life style change. With positive life style change, your likelihood of significant weight loss that stays off is high.
Some effort is always better than no effort.
We call this the concept of baby steps. To be success at weight loss you must be motivated to make at least some small changes regularly. There is no consistent evidence that Pyruvate alone, without a reduction in caloric intake and increased physical activity will help you lose weight. Enemas are not a solution for the short term or long term treatment of obesity. This can be a dangerous option to pursue.