2017/08/22 Professor Kazushige Goto published a research article in PLOS ONE.
The study revealed that endurance exercise-induced hepcidin (iron regulating hormone) elevation was not different between hypoxic condition and normoxic condition.
Kazushgie Goto, Daichi Sumi, Chihiro Kojima, Aya Ishibashi
Post-exercise serum hepcidin levels were unaffected by hypoxic exposure during prolonged exercise sessions. PLOS ONE, 12 (8): e0183629, 2017.