Answer: Nutrient
Step-by-step explanation:
Malnutrition can be defined as the condition which results from eating a diet which has one or more nutrients in less amount.
It can also be defined as the condition where one or more nutrients are more in amount. It may involve carbohydrates, vitamins, minerals calories, et cetera.
Basically it can be defined as the lack or excess of nutrients in the daily diet that we consume to get energy.