Many ROS are examples of what we call free radicals atoms or molecules with unpaired electrons that makes them highly reactive
[DOI] [PubMed] [Google Scholar] Coskun T., Urva S., Roell W
2001;30(5):426427 Michele Abate, Vincenzo Salini, CosimaSchiavone& Isabel Andia (2017) Clinical benefits and drawbacks of local corticosteroids injections in tendinopathies, Expert Opinion on Drug Safety, 16:3, 341-349, DOI: 10.1080/14740338.2017.1276561 Kong A, Van der Vliet A, Zadow S
Unfortunately there are many things that can negatively impact methylation, such as our diet, exposure to environmental toxins, genetic factors and lifestyle habits
I also recommend limiting your intake of species with moderate mercury levels to a couple times a month
routine you abandon by week two