Improved Eggshell Strength
| Supplement | Research Paper | Effect Type | Effect Size |
|---|---|---|---|
| Bacillus subtilis AB22 | 10.3382/ps/pew389 | Beneficial | Moderate |
| Bacillus Subtilis | 10.3382/ps/pew389 | Beneficial | Moderate |
| Bacillus subtilis SNZ-1972 | 10.3382/ps/pew389 | Beneficial | Moderate |
| Bacillus subtilis MB40 | 10.3382/ps.2012-02474 | Beneficial | Moderate |