1000 µg = 1 mg = 0.001 g

sweet cherries 250 g**
protein 2 g
protein quality 7 %
fat 1 g
linolenic acid 115 mg
carbs 33 g
vitamin E activity 325 µg
vitamin B1 98 µg
vitamin B2 105 µg
vitamin B3 675 µg
vitamin B5 475 µg
vitamin B6 113 µg
folic acid 130 µg
calcium 43 mg
magnesium 28 mg
phosphorus 50 mg
iron 875 µg
zinc 181 µg
potassium 573 mg
sodium 7 mg
chloride 8 µg
copper 288 µg
nickel 150 µg
manganese 215 µg
fluoride 45 µg
iodide 2 µg
chromium 8 µg
selenium 3 µg

* USDA database
** Souci, Fachmann, Kraut;
Food Composition And Nutrition Tables
Medpharm Scientific Publishers Stuttgart