Some research has linked HCG weight-loss products to a possible increase in cancer risk. HCG might encourage the production of androgen cells, which could result in the growth of certain types of cancers. However, diets that so severely limit calories have risks, such as gallstone formation, irregular heartbeat, limited intake of vitamins and minerals, and an imbalance of electrolytes. Side effects have also been reported with the HCG diet and include fatigue, irritability, restlessness, depression, fluid buildup edema Where to get Anavar, and Where to get Anavar of the breasts in boys and men gynecomastia. Another serious concern is the risk of blood clots forming and blocking blood vessels thromboembolism. If weight loss is your goal, there are safer ways to lose weight. Talk with your doctor or other health care provider about how to make healthy changes that lead to permanent weight loss, such as eating a balanced diet and getting regular exercise. Katherine Zeratsky, R. Mayo Clinic does not endorse companies or products.