Effect of fermented milk on upper respiratory tract infection in adults who lived in the haze area of Northern China: a randomized clinical trial.
- 2021-01
- RCT · n = 136
- Pharmaceutical biology 59(1)
- Hong Zhang
- Junli Miao
- Miya Su
- Bryan Y Liu
- Zhenmin Liu
- PubMed: 34062085
- DOI: 10.1080/13880209.2021.1929344
- High evidence
- Large Human Trial
- Clinical
Qingrun yogurt significantly reduced the incidence of the common cold (OR, 0.38; 95% CI, 0.17-0.81; p = 0.013)
- Effect
- Beneficial
- Effect size
- Large
- Significant
- Yes
- Dose
- 250 g/day (Qingrun yogurt containing the probiotic)