Can HCA Help with Weight Loss? Hydroxycitric acid is a naturally-occurring chemical in a tropical fruit called Garcinia cambogia or Garcinia gummi-gutta, and has gained popularity in recent years as weight loss agent. HCA is heavily marketed in fat burning agents; but despite all the hype, there are no concrete studies yet available to prove its efficacy, however, it’s one of highest selling weight loss supplement. It is available in various forms and interestingly, it is extracted from the rinds…