Improved Feed-to-Gain Ratio
| Supplement | Research Paper | Effect Type | Effect Size |
|---|---|---|---|
| Lactobacillus johnsonii VPro 33 | 10.3390/ani13101595 | Beneficial | Moderate |
| Lactobacillus johnsonii LJ09 | 10.3390/ani13101595 | Beneficial | Moderate |
| Bacillus subtilis DE111 | 10.1111/jpn.13199 | Beneficial | Moderate |