JB System Inc. is also engaged in the import and export of health care supplements such as diet support capsules, weight loss support capsules etc. Excessive weight loss is always harmful unless it is combined with a good diet support plan which contains additional supplements such as vitamins and minerals. These supplements will help in constructing a healthy immune system and metabolism. It is always advisable to go for a diet plan which has good amount of vitamins and minerals in it. Starving one's self is not the solution for losing weight.