Iron

Definition

Iron is a mineral that the body needs for growth and development. It helps make hemoglobin, a protein in red blood cells that carries oxygen to all parts of the body.

Scientific / Technical Definition

Iron is an essential mineral that plays a critical role in various bodily functions, including the formation of hemoglobin in red blood cells for oxygen transport, the production of certain hormones, and support of normal cellular energy metabolism. Biologically, it is involved in electron transport and enzymatic reactions.

Benefits

• Improves energy levels by aiding oxygen transport in the blood.
• Supports muscle function and strength.
• Boosts the immune system.
• Helps in cognitive and neurological development.

Examples

• Red meat
• Spinach
• Lentils
• Fortified cereals

Additional Information

• Known issues: Consuming too much iron can lead to iron toxicity, which can cause organ damage and other serious health issues.

Related Terms

• Anemia
• Hemoglobin
• Ferritin
• Vitamin C

References

• Iron Fact Sheet for Health Professionals
• Dietary Iron Plus Vitamin C Improves Nonanemic Iron Deficiency Among Women of Reproductive Age