0
0.5
1
1.5
2+
Mortality
-1%
Improvement
Relative Risk
Vitamin C for COVID-19 Gadhiya et al. LATE TREATMENT
Is late treatment with vitamin C beneficial for COVID-19?
Retrospective 281 patients in the USA
Study underpowered to detect differences
c19early.org
Gadhiya et al., BMJ Open, April 2021
Favors vitamin C
Favors control