Human Studies | Molecular Hydrogen Research Articles

· updated June 26, 2025

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Zhu, Q., et al., Positive effects of hydrogen-water bathing in patients of psoriasis and parapsoriasis en plaques. Sci Rep, 2018. 8(1): p. 8051.

Nishimaki, K., et al., Effects of Molecular Hydrogen Assessed by an Animal Model and a Randomized Clinical Study on Mild Cognitive Impairment. Curr Alzheimer Res, 2018. 15(5): p. 482-492.

Nakayama, M., et al., Novel haemodialysis (HD) treatment employing molecular hydrogen (H2)-enriched dialysis solution improves prognosis of chronic dialysis patients: A prospective observational study. Sci Rep, 2018. 8(1): p. 254.

Ostojic, Sergej M., et al. “28-days Hydrogen-rich Water Supplementation Affects Exercise Capacity in Mid-age Overweight Women: 2942 Board# 225 June 1 3.” Medicine & Science in Sports & Exercise 50.5S (2018): 728-729.

Yang, Q., et al., Protective effect of hydrogen-rich water on liver function of colorectal cancer patients treated with mFOLFOX6 chemotherapy. Mol Clin Oncol, 2017. 7(5): p. 891-896.

Trivic, T., et al., Drinking hydrogen-rich water for 4 weeks positively affects serum antioxidant enzymes in healthy men: a pilot study. Current Topics in Nutraceutical Research, 2017. 15(1): p. 45-48.

Sun, Y.P. and L. Sun, Selective protective effect of hydrogen water on free radical injury of athletes after high-intensity exercise. Biomedical Research on Trace Elements, 2017. 28(10): p. 4558-4561.

Shibayama, Y., et al., Hydrogen-rich Water Modulates Redox Status Repeated Three Consecutive Days Of Strenuous Exercise (3298 Board# 203 June 2). Medicine & Science in Sports & Exercise, 2017. 49(5s): p. 941.

Ono, H., et al., Hydrogen Gas Inhalation Treatment in Acute Cerebral Infarction: A Randomized Controlled Clinical Study on Safety and Neuroprotection. J Stroke Cerebrovasc Dis, 2017.

Nishimaki, K., et al., Effects of molecular hydrogen assessed by an animal model and a randomized clinical study on mild cognitive impairment. Curr Alzheimer Res, 2017.

Mizuno, K., et al., Hydrogen-rich water for improvements of mood, anxiety, and autonomic nerve function in daily life. Med Gas Res, 2017. 7(4): p. 247-255.

Korovljev, D., et al., Molecular hydrogen affects body composition, metabolic profiles, and mitochondrial function in middle-aged overweight women. Ir J Med Sci, 2017.

Katsumata, Y., et al., The Effects of Hydrogen Gas Inhalation on Adverse Left Ventricular Remodeling After Percutaneous Coronary Intervention for ST-Elevated Myocardial Infarction- First Pilot Study in Humans. Circ J, 2017.

A. Ponte, A., et al., Effects of hydrogen rich water on prolonged intermittent exercise. J Sports Med Phys Fitness, 2017.

Shimminju, Effects of H2-Rich Water Consumption on Oxidative Stress, PBMC Profiles and Their Transcriptome: A Randomized, Double-blind, Controlled Study (Doctoral dissertation,). 2018.

Qian, L.R. and J.L. Shen, Successful treatment with hydrogen rich water in a case of chronic graft-versus-host-disease. Med Gas Res, 2016. 6(3): p. 177-179.

Maeda, K., et al., Improvement of the fraction of human mercaptalbumin on hemodialysis treatment using hydrogen-dissolved hemodialysis fluid: a prospective observational study. Renal Replacement Therapy, 2016. 2(1): p. 42.

Kawamura, T., et al., Effects of hydrogen bathing on exercise-induced oxidative stress and delayed-onset muscle soreness. Jpn J Phys Fitness Sports Med,, 2016. 65(3): p. 297-305.

Drid, P., et al., Molecular Hydrogen Affected Post-Exercise Recovery in Judo Athletes: 3820 Board# 259 June 4, 9: 30 AM-11: 00 AM.”. Medicine and science in sports and exercise, 2016. 48(5): p. 1071.

Tanikawa, R., et al., Relationship between Exhaled Hydrogen and Human Neutrophil Function in the Japanese General Population. Hirosaki Medical Journal, 2015. 65: p. 138-146.

Tamasawa, A., et al., Hydrogen gas production is associated with reduced interleukin-1beta mRNA in peripheral blood after a single dose of acarbose in Japanese type 2 diabetic patients. Eur J Pharmacol, 2015. 762: p. 96-101.

Ishibashi, T., et al., Improvement of psoriasis-associated arthritis and skin lesions by treatment with molecular hydrogen: A report of three cases. Mol Med Rep, 2015. 12(2): p. 2757-64.

Azuma, T., et al., Drinking Hydrogen-Rich Water Has Additive Effects on Non-Surgical Periodontal Treatment of Improving Periodontitis: A Pilot Study. Antioxidants 4(3): p. 513-522.

Takeuchi, S., et al., Effects of intravenous infusion of hydrogen-rich fluid combined with intra-cisternal infusion of magnesium sulfate in severe aneurysmal subarachnoid hemorrhage: study protocol for a randomized controlled trial. BMC Neurol, 2014. 14(1): p. 176.

Sakai, T., et al., Consumption of water containing over 3.5 mg of dissolved hydrogen could improve vascular endothelial function. Vasc Health Risk Manag, 2014. 10: p. 591-7.

Ostojic, S.M., et al., Effectiveness of oral and topical hydrogen for sports-related soft tissue injuries. Postgrad Med, 2014. 126(5): p. 187-95.

Ostojic, S.M. and M.D. Stojanovic, Hydrogen-rich water affected blood alkalinity in physically active men. Res Sports Med, 2014. 22(1): p. 49-60.

Ishibashi, T., et al., Therapeutic efficacy of infused molecular hydrogen in saline on rheumatoid arthritis: A randomized, double-blind, placebo-controlled pilot study. Int Immunopharmacol, 2014. 21(2): p. 468-473.

Yoritaka, A., et al., Pilot study of H(2) therapy in Parkinson’s disease: A randomized double-blind placebo-controlled trial. Movement Disorders, 2013.

Xia, C., et al., Effect of hydrogen-rich water on oxidative stress, liver function, and viral load in patients with chronic hepatitis B. Clin Transl Sci, 2013. 6(5): p. 372-5.

Terawaki, H., et al., Transperitoneal administration of dissolved hydrogen for peritoneal dialysis patients: a novel approach to suppress oxidative stress in the peritoneal cavity. Medical Gas Research, 2013. 3(1): p. 14.

Song, G., et al., Hydrogen-rich water decreases serum LDL-cholesterol levels and improves HDL function in patients with potential metabolic syndrome. Journal of Lipid Research, 2013. 54(7): p. 1884-93.

Shin, M.H., et al., Atomic Hydrogen Surrounded by Water Molecules, H(H2O)m, Modulates Basal and UV-Induced Gene Expressions in Human Skin In Vivo. PLoS One, 2013. 8(4): p. e61696.

Nagatani, K., et al., Safety of intravenous administration of hydrogen-enriched fluid in patients with acute cerebral ischemia: initial clinical studies. Med Gas Res, 2013. 3: p. 13.

Matsumoto, S., T. Ueda, and H. Kakizaki, Effect of supplementation with hydrogen-rich water in patients with interstitial cystitis/painful bladder syndrome. Urology, 2013. 81(2): p. 226-30.

Li, Q., et al., Hydrogen water intake via tube-feeding for patients with pressure ulcer and its reconstructive effects on normal human skin cells in vitro. Med Gas Res, 2013. 3(1): p. 20.

Drid, P., et al., Hydrogen-Rich Water in Judo Training. . Psycho-Physiological, Spiritual and Ethical Aspects), 2013: p. 129.

Ono, H., et al., Hydrogen (H2) treatment for acute erythymatous skin diseases. A report of 4 patients with safety data and a non-controlled feasibility study with H2 concentration measurement on two volunteers. Medical Gas Research, 2012. 2(1): p. 14.

Ono, H., et al., A basic study on molecular hydrogen (H2) inhalation in acute cerebral ischemia patients for safety check with physiological parameters and measurement of blood H2 level. Medical Gas Research, 2012. 2(1): p. 21.

Ishibashi, T., et al., Consumption of water containing a high concentration of molecular hydrogen reduces oxidative stress and disease activity in patients with rheumatoid arthritis: an open-label pilot study. Medical Gas Research, 2012. 2(1): p. 27.

Aoki, K., et al., Pilot study: Effects of drinking hydrogen-rich water on muscle fatigue caused by acute exercise in elite athletes. Medical Gas Research, 2012. 2(1): p. 12.

Ostojić, S.M., et al., Drinks with alkaline negative oxidative reduction potential improve exercise performance in physically active men and women: Double-blind, randomized, placebo-controlled, cross-over trial of efficacy and safety. Serbian journal of sports sciences, 2011. 5(1-4): p. 83-89.

Kang, K.-M., et al., Effects of drinking hydrogen-rich water on the quality of life of patients treated with radiotherapy for liver tumors. Medical Gas Research, 2011. 1: p. 11.

Ito, M., et al., Open-label trial and randomized, double-blind, placebo-controlled, crossover trial of hydrogen-enriched water for mitochondrial and inflammatory myopathies. Medical Gas Research, 2011. 1(1): p. 24.

Nakayama, M., et al., A novel bioactive haemodialysis system using dissolved dihydrogen (H-2) produced by water electrolysis: a clinical trial. Nephrology Dialysis Transplantation, 2010. 25(9): p. 3026-3033.

Nakao, A., et al., Effectiveness of Hydrogen Rich Water on Antioxidant Status of Subjects with Potential Metabolic Syndrome-An Open Label Pilot Study. Journal of Clinical Biochemistry and Nutrition, 2010. 46(2): p. 140-149.

Huang, K.C., et al., Electrolysed-reduced water dialysate improves T-cell damage in end-stage renal disease patients with chronic haemodialysis. Nephrology Dialysis Transplantation, 2010. 25(8): p. 2730-2737.

Nakayama, M., et al., Biological Effects of Electrolyzed Water in Hemodialysis. Nephron Clinical Practice, 2009. 112(1): p. C9-C15.

Koyama K, T.Y., Saihara Y, Ando D, Goto Y, Katayama A, Effect of hydrogen saturated alkaline electrolyzed water on urinary oxidative stress markers after an acute exercise: A randomized controlled trial. Anti-aging Med, 2008. 4: p. 117-122.

Kajiyama, S., et al., Supplementation of hydrogen-rich water improves lipid and glucose metabolism in patients with type 2 diabetes or impaired glucose tolerance. Nutrition Research, 2008. 28: p. 137–143.

Yang, E.J., et al., A Clinical Trial of Orally Administered Alkaline Reduced Water. 대한의생명과학회지, 2007. 13(2): p. 83-89.

Bittner, A.C., et al., Intra-Individual Ergonomics (I2E): Performance Effects of Ultra-Negative-Ion Water. Proceedings of the Human Factors and Ergonomics Society Annual Meeting SAGE Journals, 2007. 55(26): p. 1617-1621.

Yeung, L.K., et al., Effect of electrolyzed reduced water hemodialysis on peripheral lymphocyte intracellular cytokine expression. Nephrology Dialysis Transplantation, 2006. 21: p. 204-204.

Lu, K.C., et al., Electrolyzed reduced water attenuates hemodialysis-induced mononuclear cells apoptosis in end-stage renal disease patients. Nephrology Dialysis Transplantation, 2006. 21: p. 200-201.

Huang, K.C., et al., Electrolyzed-reduced water reduced hemodialysis-induced erythrocyte impairment in end-stage renal disease patients. Kidney Int, 2006. 70(2): p. 391-8.

Hiraoka, A., et al., Effects of drinking a water product with anti-oxidant activities in vitro on the blood levels of biomarker substances for the oxidative stress. Journal of Health Science, 2006. 52(6): p. 817-820.

Lee, K.J., et al., Effect of electrolyzed-reduced water: in vivo and in vitro examination and clinical trials, in The 3rd Asia Pacific Conference on Evidence-Based Medicine. 2004: Hong Kong.

Fujiyama, Y. and T. Kitahora, Alkaline electrolytic water (alkali ions water) for drinking water in medicine. Mizu no Tokusei to Atarashii Riyo Gijutsu, Enu-Ti-Esu, Tokyo, 2004: p. 348-457.

Huang, K.C., et al., Reduced hemodialysis-induced oxidative stress in end-stage renal disease patients by electrolyzed reduced water. Kidney Int, 2003. 64(2): p. 704-14.

Tashiro, H., et al., Clinical evaluation of alkali-ionized water for chronic diarrhea-placebo-controlled double blind study. Digestion & Absorption, 2000. 23: p. 52-56.

These scientific articles, although promising and interesting, do not constitute clinical guidelines that hydrogen can cure or prevent a specific disease. Consult your medical health provider for medical questions.

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