date:May 31, 2017
nutritionists, a lot of fruit stones are inedible (such as apple seeds, pear seeds, cherry seeds, and apricot stones), because these stones have cyanophoric glycoside, which will change to hydrogen cyanic acid in the human digestive tract (a highly toxic chemical matter, that only needs a small amount to poison a person). According to food science experts, however, these stones are not only harmless, but are also a natural medicine. For example, the hard stones in the pineapple core have a natur