Malnutrition vs. Undernutrition — What's the Difference?

Malnutrition is a condition that results from eating a diet which does not supply a healthy amount of one or more nutrients. This includes diets that have too little nutrients or so many that the diet causes health problems.

Inadequate nutrition resulting from lack of food or failure of the body to absorb or assimilate nutrients properly.

Poor nutrition because of an insufficient or poorly balanced diet or faulty digestion or utilization of foods.

Inadequate nutrition, either due to a lack of food, or to the inability of the body to absorb its nutrients

A lack of adequate nourishment.

Faulty or imperfect nutrition; inadequate or unbalanced food intake.

A state of poor nutrition; can result from insufficient or excessive or unbalanced diet or from inability to absorb foods