Viral infections, like SARS-CoV-2 that cause COVID-19, can induce massive reactive oxygen species (ROS) that lead to severe tissue injury
Hicks et al., 2007)
For this reason, Sinclair and colleagues measured stem cell protein markers NANOG and EPCAM in the rejuvenated cells
While B12 is essential for numerous bodily functions, including energy production and nerve health, its effects can vary from person to person
Int J Oncol 39(1):193202 Wehner MR, Chren MM, Nameth D, Choudhry A, Gaskins M, Nead KT et al (2014) International prevalence of indoor tanning: a systematic review and meta-analysis
Local side effects in the mouth and throat are common