Increased Natural Killer Cell Proportion
| Supplement | Research Paper | Effect Type | Effect Size |
|---|---|---|---|
| Lactobacillus fermentum MAK20L13F | 10.1016/J.NUT.2007.01.004 | Beneficial | Moderate |
| Lactobacillus fermentum Lf-33 | 10.1016/J.NUT.2007.01.004 | Beneficial | Moderate |
| Lactobacillus fermentum ME-3 | 10.1016/J.NUT.2007.01.004 | Beneficial | Moderate |
| Lactobacillus plantarum DSM 6596 | 10.3390/nu11081925 | Beneficial | Small |
| Bifidobacterium lactis HN019 | 10.1093/AJCN/74.6.833 | Beneficial | Moderate |