A malnourished client receives instructions for iron supplementation. Which client statement indicates proper understanding?

The statement that indicates proper understanding is that iron is best absorbed if taken on an empty stomach. This is because an empty stomach promotes optimal absorption of iron, as food, especially those that are high in calcium or certain other minerals, can interfere with the body's ability to absorb iron effectively.

Iron supplements are often recommended to be taken with water or juice to enhance absorption, particularly with vitamin C, which can improve iron uptake. Therefore, understanding that iron is best absorbed when not mixed with food supports the client’s ability to maximize the benefits of their supplementation.

The emphasis on taking iron on an empty stomach is crucial, especially for clients who are malnourished, as they may need to increase their iron levels more efficiently.