This is because field studies can look at sensitive populations (including children), include exposure to all oxidant species of pollution, and may include longer exposure times
Unfortunately, several factors impair the bodys ability to manufacture glutathione, including illness, ageing, stress and nutrient deficiencies
A safer route is a prescription through a licensed telehealth clinic
Other preliminary data suggest oral theanine along with cystine may reduce neuropathy in patients receiving oxaliplatin (33) and esophagitis in those undergoing chemoradiotherapy (35)
The analyzed datasets generated during the study are available from the corresponding author on reasonable request
Azucena S, Cristian H-R, Marjolijn D, William F, Dermot M, Severine V et al