Izumio was used as the material in this study (Jan 2018)
Autistic children have less Grehlin.
Link: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4175729/
Ghrelin as a promising therapeutic target for co-occurring autism and epilepsy.
Link: https://pubmed.ncbi.nlm.nih.gov/21220213/
Oral ‘hydrogen water’ induces neuroprotective ghrelin secretion in mice
Physical exercise and intermittent administration of lactulose may improve autism symptoms through hydrogen production
Link: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3464164/
HydrogenRich Water administration ameliorates autistic-like behavioral deficits. (6 August 2018)
The studies suggest that hydrogen water is likely able to retard the development and progression of Parkinson's disease. (3 April 2009)