How Hydrogen Acts as a Smart Antioxidant in the Body
- Authors
- Qiang Sun, Wenjie Han, Atsunori Nakao
- Journal
- Hydrogen Molecular Biology and Medicine
- Year
- 2015
- DOI
- 10.1007/978-94-017-9691-0_5
- Study Type
- clinical
- Peer Reviewed
- Yes
- Country
- China
- Health Condition
- Oxidative Stress-Related Diseases
- Body System
- Cellular
TL;DR
Hydrogen is special because it only attacks the bad free radicals that hurt your body, while leaving the good ones alone that your body actually needs—which makes it way better at fighting disease than other antioxidants that kill everything.
Key Finding
Hydrogen demonstrates selective antioxidant properties by targeting only highly reactive free radicals while preserving beneficial oxidative signaling, rather than blocking all free radicals indiscriminately.
Summary
This article explains how hydrogen may work as an antioxidant (a substance that protects cells from damage). Unlike some antioxidants that block all free radicals (unstable molecules), hydrogen appears to selectively target only the most harmful ones while leaving beneficial free radicals alone. The authors argue this selective approach is better than broad antioxidant treatments because it lets the body maintain normal functions that depend on some free radical activity.
Practical Takeaway
This is a review article that explains a theory rather than reporting new experimental results, so it does not provide direct evidence about hydrogen water's effects in humans. The selective antioxidant concept is interesting, but actual clinical studies in people would be needed to determine whether hydrogen water delivers these theoretical benefits for health.
Abstract
Selective antioxidation is the mechanism underlying the biological effect of hydrogen, which has been widely recognized. We cannot fully understand this mechanism until we are familiar with radicals, reactive oxygen species, and oxidative damage. In order to let the readers have a general understanding of free radical biology, this chapter provides knowledge which is closely related to the selective antioxidation of hydrogen. If someone wants to get a more comprehensive understanding of the free radical biology, references related to free radicals will be needed. People believe that free radicals or reactive oxygen species is a main source of sickness, which exaggerates the negative effects of free radicals or reactive oxygen species. In fact, the oxidative stress is crucial in maintaining the body’s normal function. There exist different types of free radicals or reactive oxygen species, most of which are beneficial to the body; only a small number of them that are highly reactive are key to the oxidative damage. Selective antioxidation and endogenous antioxidant are the most reliable means to resist oxidative damage. The finding of selective antioxidation and endogenous antioxidant of hydrogen will be two of the important achievements in the field of free radical biology.