STORY AT-A-GLANCE
- A glutathione deficiency may be at the root of severe illness, as it leads to significant oxidative stress, lung inflammation and multiorgan failure with COVID
- One scientist linked glutathione deficiency with many of the comorbid conditions that raise COVID-19 severity, including age, diabetes, gender and smoking
- The researcher also found data indicating that glutathione deficiency can impact your ability to synthesize vitamin D, another risk factor for severe disease
- NAC supplementation, foods rich in glutathione precursors, aerobic exercise and strength training can help support healthy levels