Table 2.

Mineral composition in grains (mg/100 g).

		Finger millet	Foxtail millet	Quinoa	Amaranth	Buckwheat
Calcium	Ca	364	15.27	198	181	18
Copper	Cu	0.67	0.26	0.48	0.81	1.10
Iron	Fe	4.62	2.34	7.51	9.33	2.20
Magnesium	Mg	146	122	119	325	231
Manganese	Mn	3.19	0.33	1.77	5.29	1.30
Phosphorus	P	210	101	212	374	347
Potassium	K	443	94	474	433	460
Sodium	Na	4.75	3.35	4.50	2.70	1.00
Zinc	Zn	2.53	1.65	3.31	2.66	2.40

Compiled from Johnson and Croissant (1985); Gopalan et al. (1989); Longvah (2017); Dayakar et al. (2017); USDA National Nutrient Database for Standard Reference. https://fdc.nal.usda.gov/(accessed on October 28, 2019).