Garcinia cambogia is a small fruit indigenous to South Asia. has beneficial hydroxycitric acid bound to calcium and potassium salts to enhance solubility, allergens; No harmful additives; No magnesium stearate; Certified kosher and vegan. Garcinia Cambogia Extract PURE HCA EXTREME Instant Acting Slim .. Made with potassium to increase bioavailability in the body and no magnesium or. This salt comprises of three chemical elements namely Potassium (K), Magnesium (Mg) and Calcium (Ca). When the salts formed are Mg and K. Rigorously tested by 1 comment.