| Apple-0.5% Carvacrol | 2.2 ± 1.3CDEFGH | 1.5 ± 0.8ABCD | 2.1 ± 1.1BCDEF | 2.1 ± 1.3CDEFGH | 1.5 ± 0.7C |
| Carrot-3% Cinnamaldehyde | 2.2 ± 1.2CDEFG | 1.3 ± 0.6ABCD | 2 ± 1.2BCDEF | 2 ± 1.1DEFGH | 1.8 ± 1.0ABC |
| Hibiscus 3% Carvacrol | 2.5 ± 1.3BCDEF | 1.8 ± 1.1ABC | 2.6 ± 1.3ABCDE | 2.5 ± 1.3ABCDEF | 2.1 ± 1.4ABC |
| Apple-1.5% Cinnamaldehyde | 2.6 ± 1.2ABCDE | 1.1 ± 0.3D | 2.1 ± 1.2BCDEF | 2.4 ± 1.3ABCDEF | 1.6 ± 0.9BC |
| Apple-3% Cinnamaldehyde | 2.7 ± 1.5ABCDE | 1.4 ± 0.7ABCD | 1.7 ± 1.1EF | 2.5 ± 1.4ABCDEF | 1.6 ± 1.0BC |
| Carrot-1.5% Carvacrol | 2.7 ± 1.2ABCD | 1.5 ± 0.7ABCD | 2.7 ± 1.4ABCD | 2.7 ± 1.3ABCDE | 2.1 ± 1.2ABC |
| Apple-3% Carvacrol | 2.8 ± 1.3ABCD | 1.8 ± 0.9A | 2.4 ± 1.3BCDEF | 2.5 ± 1.2ABCDEF | 1.9 ± 1.2ABC |
| Carrot-3% Carvacrol | 2.8 ± 1.2ABCD | 1.8 ± 1.0AB | 2.9 ± 1.5ABC | 2.9 ± 1.5ABCD | 2.4 ± 1.4AB |
| Hibiscus-1.5% Cinnamaldehyde | 2.9 ± 1.5ABCD | 1.2 ± 0.4CD | 2.2 ± 1.3BCDEF | 3.0 ± 1.4ABC | 1.7 ± 1.1BC |
| Hibiscus-1.5%Carvacrol | 3.0 ± 1.3ABC | 1.5 ± 0.8ABCD | 2.9 ± 1.5AB | 2.8 ± 1.4ABCD | 2.1 ± 1.2ABC |
| Hibiscus-3% Cinnamaldehyde | 3.3 ± 1.4AB | 1.3 ± 0.8ABCD | 2.0 ± 1.1CDEF | 3.2 ± 1.5A | 2.1 ± 1.4ABC |
| Apple-1.5% Carvacrol | 3.5 ± 1.2A | 1.8 ± 0.9A | 3.4 ± 1.4A | 3.2 ± 1.4AB | 2.6 ± 1.5A |