IS a MACRONUTRIENT
NO
Oxygen is not considered a primary or secondary macronutrient. It is a non-mineral nutrient.
It's neither.
maybe
Carbohydrates are macronutrients.
What_are_some_frequently_asked_nutrition_questions
Protein
Phosphorous is a macronutrient.
carbohydrate
carbohydrates
carbohydrate