Colloidal platinum in hydrogen-rich water exhibits radical-scavenging activity and improves blood fluidity.
Shinya Kato, Ryoji Hokama, Hajime Okayasu, Yasukazu Saitoh, Keizou Iwai, Nobuhiko Miwa · Journal of nanoscience and nanotechnology · 2012
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Independent study record
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H2HUBB TAKEAWAY
When applied with the 0.25-0.5 ppm Pt/PVP-colloid in RW or HW, the level of DPPH radicals decreased to 77.5-59.6% or 16.1-5.6%, in contrast to the level as high as 81.3% for HW alone, respectively, as measured by an electron spin resonance method. This source-grounded publication contributes evidence relevant to molecular hydrogen and is retained in a transparent general research category when a more specific study design is not supported by the indexed record.
What the Findings Mean
H2HUBB reviewed how hydrogen-rich water was evaluated in this publication and summarizes the source-grounded findings below. The 'colloidal platinum' stabilized with polyvinylpyrrolidone (Pt/PVP-colloid) was dispersed in hydrogen-rich water (HW; hydrogen concentration, 0.82 ppm; oxidation-reduction potential, -583 mV) or regular water (RW; <0.01 ppm, +218 mV).
What Effects Did Molecular Hydrogen Have?
The 'colloidal platinum' stabilized with polyvinylpyrrolidone (Pt/PVP-colloid) was dispersed in hydrogen-rich water (HW; hydrogen concentration, 0.82 ppm; oxidation-reduction potential, -583 mV) or regular water (RW; <0.01 ppm, +218 mV). The results could be mainly attributed to the enhanced antioxidant activity of Pt/PVP in HW, which may be due to captured-hydrogen on platinum.
Why These Findings Matter
These findings add evidence supporting molecular hydrogen's therapeutic potential within the biological process and outcomes directly measured in this publication and contribute to the growing body of molecular-hydrogen research.
How Strong Is This Evidence?
H2HUBB classifies this publication as other research and interprets only the outcomes directly supported by the source record.
Technical Study Details
H2HUBB classifies this publication as other research with other supported evidence. The hydrogen delivery method was hydrogen-rich water.
Limitations and Safety
No separate limitations or safety findings were identified in the current-study source text available to H2HUBB.
Original Study and H2HUBB Research Context
H2HUBB presents this source-grounded research record as one contribution to the broader molecular-hydrogen evidence base.
What the Researchers Studied
The available source identifies this publication as other research. A more specific population or model was not separately reported in the source text available to H2HUBB.