10/30/2025
Iron is one of the most underappreciated regulators of hormone, brain, and mitochondrial health.
Too little impairs thyroid hormone activation, dopamine synthesis, and cellular energy.
Too much promotes oxidative stress, mitochondrial injury, and neuroinflammation, especially in midlife men and postmenopausal women.
Functional medicine seeks balance within optimal range, not extremes, to preserve cellular integrity and metabolic health.