Tons of people are buzzing about garcinia cambogia extract diet pills—thanks in part to an Internet scam that illegally used the Women's Health brand likeness and copyrighted materials (and the likeness and materials of other respected health brands) to promote the pills. Bottom Line: There is no evidence that raspberry ketones cause weight loss in humans, and the rat studies showing it to work used massive doses. Effectiveness: Several human studies have shown that green coffee bean extract can help people lose weight ( 19 , 20 ). Bottom Line: Green coffee bean extract may cause modest weight loss, but keep in mind that many of the studies were industry sponsored.>> http://supplementstip.com/fat-burning-machine/