For millions of people living with psoriasis or parapsoriasis, every day can feel like a battle against their own skin: redness, itching, and endless scaling that refuses to fade.
While medications can help, many treatments come with side effects, limited results, or relapse once stopped.
Now, scientists have discovered a surprisingly gentle solution: bathing in hydrogen-rich water. And the results might change how we think about inflammation, not just on the skin but throughout the body.
What Is Hydrogen Water Therapy?
Hydrogen therapy uses molecular hydrogen (H₂), the smallest, lightest molecule to neutralize harmful free radicals and reduce inflammation.
Unlike traditional drugs, hydrogen doesn’t block biological functions. Instead, it restores oxidative balance at the cellular level.
When dissolved into water, hydrogen creates hydrogen-rich water, which can be safely used for drinking, washing, or bathing.
Because hydrogen molecules are tiny, they penetrate deep into the skin and tissues, bringing antioxidant and soothing effects directly where inflammation occurs.
How the study was done?
A research team in China conducted a clinical trial to test whether hydrogen-water bathing could improve symptoms in patients with psoriasis and parapsoriasis en plaques — both chronic inflammatory skin diseases.
- Participants: 41 psoriasis patients and 6 parapsoriasis patients
- Method: Bathing in hydrogen-rich water twice a week for 10–15 minutes per session
- Control group: Similar patients who bathed in normal tap water while receiving standard medical care
- Duration: 8 weeks
Results: Skin Healing from Within
The difference between hydrogen and regular bathing was striking.
✨ Psoriasis patients:
- PASI (Psoriasis Area and Severity Index)：Lower Score = Better Skin Condition
- VAS (Visual Analog Scale)：A lower number means less itching.
| Result | Hydrogen-water group | Control group | Meaning |
| ≥PASI90 | 4.8% | 0% | Only the hydrogen group had patients nearly fully recovered |
| ≥PASI75 | 24.4% | 2.9% | 1 in 4 patients had over 75% improvement — much better than control |
| ≥PASI50 | 56.1% | 17.6% | More than half showed clear skin improvement |
| VAS (itch relief) | Significant improvement | Little to no change | Hydrogen baths reduced itching noticeably |
Several participants in the hydrogen-bathing group showed remarkable improvement in their psoriasis after 8 weeks of treatment.
✨ Parapsoriasis patients:
- 2 out of 6 patients achieved complete recovery (CR).
- The other 4 showed partial improvement (PR) after 8 weeks.
- Some patients noticed visible skin recovery within just 4 weeks.
💚 Safety:
No serious side effects were reported, only minor discomfort due to water temperature, which was easily resolved.
How Does Hydrogen Help the Skin?
Hydrogen’s healing power lies in its ability to balance oxidative stress and inflammation:
- Neutralizes harmful free radicals (ROS)
Hydrogen selectively eliminates the most toxic oxidants (like hydroxyl radicals) without disturbing beneficial ones. - Reduces inflammatory cytokines
It helps lower levels of molecules like TNF-α, IL-6, and IL-8, which drive redness, swelling, and itch. - Activates protective pathways
Hydrogen may stimulate the Nrf2–Keap1 antioxidant defence system, the body’s natural shield against cellular stress. - Supports tissue repair
By calming oxidative stress, hydrogen promotes healthier cell turnover and barrier recovery in damaged skin.
In short: hydrogen acts like a gentle firefighter, cooling down inflammation and allowing the skin to heal naturally.
Conclusion: A New Chapter in Skin Healing
Hydrogen may be the simplest element in the universe, but its potential impact on human health is anything but small.
This study suggests that something as natural as a bath could help reduce inflammation, ease itching, and promote clearer, healthier skin — without harsh drugs or chemicals.
“Sometimes, healing doesn’t come from stronger medicine, but from restoring balance with nature’s gentlest molecule — hydrogen.”
Reference
Zhu, Q., Wu, Y., Li, Y. et al. Positive effects of hydrogen-water bathing in patients of psoriasis and parapsoriasis en plaques. Sci Rep 8, 8051 (2018). https://doi.org/10.1038/s41598-018-26388-3
Soyoshi Hydrogen Water Generator
The journey to good health is not a sprint, it’s a marathon. Pace yourself, and enjoy the ride. You can now maximize the amount of hydrogen in your Soyoshi Hydrogen Water Generator and enjoy hydrogen water every day!
Why many choose the Aqua vitalité Oxy-hydrogen Inhaler
- Certified by Japan’s PSE safety standards
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- Long-lasting & efficient cooling system
- Supervised by Japan’s Orient Pharmaceutical Co., Ltd
SOYOSHI
- 10 years R&D by 7 scientists
- Certified by Japan’s Ministry of Health
- Natural Health 2019 Award
- Available in Japan, Taiwan, Malaysia, China, India, etc