What Is Garcinia Cambogia? Garcinia cambogia is a tropical fruit also known as Malabar tamarind. It looks very much like an undersized pumpkin, green in color and slightly more oval in shape. The active component in Garcinia cambogia is in the fruit's rind and is called hydroxycitric acid (HCA) According to a WebMD article about a review published in the Journal of Obesity, they found that people who took Garcinia cambogia (HCA) lost about 2 pounds more* than people who did not take...