Onion {51111315}

- Onion are very rich in healthy soluble fibers called fructans. In fact, onions are among the main dietary sources of fructans.
- Anthocyanins. Only found in red or purple onions, anthocyanins are powerful antioxidants and pigments that give these onions their reddish color.
- Quercetin extracted from yellow onion skin. An antioxidant flavonoid, may lower blood pressure and successfully inhibited the growth of Helicobacter pylori (H. pylori) and Methicillin-resistant Staphylococcus aureus (MRSA)
- Sulfur compounds. These are mainly sulfides and polysulfides, which may protect against cancer.
- Thiosulfinates. These sulfur-containing compounds may inhibit the growth of harmful microorganisms and prevent the formation of blood clots.
- yellow onions may contain almost 11 times more antioxidants than white onions.
- Onions contain over 25 different varieties of flavonoid antioxidants.
- onions provide onionin A, a sulfur-containing compound that has been shown to decrease tumor development and slow the spread of ovarian and lung cancer.
- Onions contain fisetin and quercetin, flavonoid antioxidants that may inhibit tumor growth.
- Onions are particularly rich in the prebiotics inulin and fructooligosaccharides.