Hence, many keto advantage weight support are sold without precautions or further studies. It is an appetite killer, totally natural that can help in losing weight with definitely no side effect. For teenagers, it is advised to avoid junk foods with preservatives, sodas and coffee. You may spend more money on curing the side effects rather than gaining any health benefit. According to studies done by a Nutrition Business Journal, the supplements for losing weight industry have made a yearly sale of about $3.9 billion.