Low ferritin isn’t always just about not eating enough iron. With Hashimoto’s, I always want to ask: why isn’t the body absorbing or maintaining iron properly? Ferritin is needed for proper T4 to T3 conversion. H. pylori is one potential piece of that puzzle. It can interfere with iron absorption and utilization, and studies have linked H. pylori infection with iron-deficiency anemia. Other GI issues like low stomach acid, celiac disease, intestinal inflammation, or impaired absorption can contr