| Plant Material (LEAF) | Total Weight of the material (g) | Weight used for the extraction(g) | Weight of the Extract (g) | Yield (% w/w) |
| Aloe camperi | 123 | 60 | 18 | 30.0 |
| Aloe elegans | 214 | 60 | 11 | 18.3 |
| Aloe scholleri | 138 | 60 | 25 | 41.7 |
| Aloe eumassawana | 91 | 60 | 13 | 21.7 |