Lisa Costa Bir, a naturopath and fx Medicine ambassador, joins health expert Alison Mitchell to discuss the intricacies of iron deficiency. They differentiate between iron deficiency and iron deficiency anemia, explore iron absorption and the role of heme iron, and delve into the recycling of iron from red blood cells. They also discuss the impact of infections, inflammation, and gut dysfunction on iron levels, as well as subtle signs of deficiency and the connection between iron and mood swings. Additionally, they touch on timing for testing and supplementing iron, and offer insights on complementary approaches to balancing iron.