ACE Health Coach Certification Practice Test

Which mineral is important for hemoglobin formation and improves blood quality?

1. Iodine

2. Iron

3. Fluoride

4. Chromium

The correct answer is: Iron

Iron is critical for hemoglobin formation because it is a key component of hemoglobin, the protein in red blood cells that carries oxygen throughout the body. When iron is present in sufficient amounts, it enables the production of healthy red blood cells, which in turn improves the quality of the blood. An adequate level of iron in the body helps to prevent anemia, a condition characterized by a deficiency of red blood cells or hemoglobin. Iodine, while important for thyroid function, does not play a direct role in hemoglobin formation. Fluoride is mainly associated with dental health and does not influence blood quality. Chromium is known for its role in glucose metabolism and insulin sensitivity, but it is not involved in the formation of hemoglobin. Thus, among the given options, iron is the essential mineral for ensuring healthy blood and effective oxygen transport.