0
0.5
1
1.5
2+
Case
98%
Improvement
Relative Risk
Probiotics Di Pierro et al. Prophylaxis RCT
Do probiotics reduce COVID-19 infections?
RCT 128 patients in Italy (September - December 2020)
Fewer cases with probiotics (p<0.000001)
c19early.org
Di Pierro et al., Minerva Medica, March 2021
Favors probiotics
Favors control