Minerals in Onion

The chart below shows the mineral content of onion.

Minerals Percent Daily Value (DV) per 100 g
Calcium 23mg 2.3%
Iron 0.21mg 2.1%
Magnesium 10mg 2.5%
Phosphorus 29mg 4.1%
Potassium 146mg 3.1%
Sodium 4mg 0.3%
Zinc 0.17mg 1.5%
Copper 0.04mg 4.4%
Manganese 0.13mg 5.7%
Selenium 0.5µg 0.9%
Fluoride 1.1µg 0%