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Hepcidin inhibits the absorption of iron from the intestines and hinders the recovery of iron from the breakdown of red blood cells (see Chapter 4)

Without adequate B12, these pathways slow, reducing the efficiency with which your body generates fuel

NAD + also plays a critical role in other aspects of mitochondrial function, which must be maintained to ensure cellular health through several dynamic and coordinated homeostatic pathways

More than half of the nearly 1.1 million people living with HIV in the U.S

Studies that used 1 mg/day in oral and intravenous trials did not show meaningfully better outcomes than lower doses, and higher doses were associated with more reports of headache, diarrhea, and gastrointestinal effects

This process reduces the accumulation of the amino acid homocysteine in the body, potentially protecting against cognitive decline