the differences between a macromineral and a trace element is that their is no difference they both has something to do with the health

magnesium

i honestly have no freakin idea.

Micronutrients include Vitamins and Minerals. Calcium is a miconutrient but is a macromineral.

Point Hill

Macro-minerals are any minerals required in the diet in relatively large amounts (100 mg or more daily), especially calcium, iron, sodium, magnesium, phosphorus, potassium, chloride and zinc.