Iron

Definition

Iron is a mineral that's essential for making hemoglobin, a protein in red blood cells that carries oxygen from the lungs to the rest of the body.

Scientific / Technical Definition

Iron is a critical trace element that is integral to various proteins and enzymes, playing a vital role in oxygen transport, electron transfer, and DNA synthesis. It is predominantly stored in hemoglobin and myoglobin but also found in various tissues and cellular processes.

Benefits

• Supports oxygen transport in the blood.
• Aids in energy production and metabolism.
• Enhances immune function.
• Promotes healthy growth and development during pregnancy.
• Helps maintain cognitive function and concentration.

Examples

• Red meat (beef, lamb)
• Poultry (chicken, turkey)
• Seafood (shellfish, sardines)
• Beans and lentils
• Spinach and broccoli
• Iron-fortified cereals and bread

Additional Information

• Importance: Iron is crucial during pregnancy as it supports increased blood volume and fetal development. It is also vital during lactation to maintain maternal health and support the nutritional needs of the infant.

Related Terms

• Hemoglobin
• Anemia
• Folate
• Vitamin C
• Zinc

References

• Iron-Deficiency Anemia
• Iron in diet: MedlinePlus Medical Encyclopedia