It is worth your time to look it up the next time you bike down to the Library. Gabby is a professional who knew her stuff, was pleasant, thoughtful, and took care of us.
Oz, a TV personality made famous by Oprah Winfrey. The fruit is known in India as gambooge. 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.