It simply includes meals and snacks per day for 4 weeks, so you have all your dietary needs covered, but without the extra help — except for the online resources available on the website. But now I am older and I dread the fact it may take me years to lose all this fat. Compare that to your average grocery bill these days, and that seems like a pretty good deal to me. I had to get used to eating the right sized portion instead of overeating. As they say in the support forum, it's all about taking it one day at a time and doing your best to stick with the meal plans and not deviate, which is hard to do if you have co-workers that want to eat out for lunch all the time. The Nutrisystem plan comes with a money back guarantee.
A few quality studies have been carried out over the years, starting in 1998 with a double-blind, placebo-controlled trial of 135 adults over 12 weeks published in The Journal of the American Medical Association. They found no evidence that hydroxycitric acid, the active ingredient in weight loss products made from garcinia cambogia, produced significant weight loss.
The American Journal of Clinical Nutrition in 2004 published a systematic review of meta-analyses and clinical trials on dietary supplements for weight loss by complementary medicine researchers at the Universities of Exeter and Plymouth. None of the over-the-counter weight loss aids worked, including garcinia cambogia.
Late in 2010 the peer-reviewed Journal of Obesity published a meta-analysis of studies testing the garcinia as a weight loss aid.