The biggest issue would probably be the calorie count of your shake vs. I just started Nutrisystem. Drinking over ounces and eating tons of leafy greens. Planning on finishing up the second month and then on the 3rd month working in more home cooked meals and tracking to stay at the same calorie level. I really liked your story. An enormous reduction in junk food, sugary foods, fried foods, sugary foods, beef, and white flour products may perhaps be necessary.
It is apparently also an ingredient in some weight loss products as hydroxycitric acid. Oz promoted it and continues to assert that garcinia cambogia is an effective aid to weight loss. The claims for weight loss are nothing short of outlandish and there is real science that suggests the whole thing is a hoax. Studies that claim to have found weight loss were carried out on animals.
Studies involving humans are for the most part badly designed.