0
0.5
1
1.5
2+
Symp. case
68%
Improvement
Relative Risk
Case
5%
Ct values
21%
Zinc Stambouli et al. Prophylaxis DB RCT
Is prophylaxis with zinc beneficial for COVID-19?
Double-blind RCT 115 patients in Tunisia (November 2020 - February 2021)
Improved viral load with zinc (p<0.000001)
c19early.org
Stambouli et al., Int. J. Infectious D.., Jun 2022
Favors zinc
Favors control