“…), 3% cinnamaldehyde ( Cinnamonum spp. ), and 2% capsicum oleoresin ( Capsicum annum )Weaned pigs | 33 | 26 | −4 | Nofrarías, et al [11] | Fennel | 100 | Fennel and caraway oil were obtained by steam distillation from fennel or caraway seeds | Weaned pigs | 6 | 3 | −3 | Schone et al [12] |
Caraway | 100 | 0 | −1 | −2 |
EO blend | 100 | Buckwheat, thyme, curcuma, black pepper and ginger | Weaned pigs | 0 | -3 | −4 | Yan et al [13] |
EO blend | 1,000 |
Cinnamomum verum, Origanum vulgare spp., Syzygium aromaticum, Thymus vulgaris and Rosmarinus
| Weaned pigs | 2 | - | −2 | Huang et al [14] |
EO blend | 300 | 4.44 g of anise oil, 1.30 g of clove oil, and 2.0 g of cinnamon oil/kg of additive | Weaned pigs | 10 | 5 | −4 | Maenner et al [15] |
EO blend | 300 | 27.8 g of anise ( Pimpinella anisum) oil, 12.5 g of clove ( Syzygium aromaticum ) oil, and 46.0 g of peppermint ( M. arvensis ) oil/kg of additive | 7 | 4 | −3 |
EO blend | 50 | Thymol, cinnamaldehyde | Weaned pigs | 11 | 7 | −3 | Li et al [16] |
100 | 22 | 19 | −2 |
150 | 22 | 15 | −5 |
EO blend | 1,000 | Oregano, which contained 60% active substance (Cymene, Terpinene, Carvacrol) and 40% carrier (dextrin) | Weaned pigs | 2 | 2 | −1 | Zhang et al [17] |
Chinese medicinal herbs | 1,000 |
2 0% of each of Dioscoreaceae batatas, A. macrocephala, G. uralensis and Platycodon grandiflorum
| Weaned pigs | 16 | - | −14 | Huang et al [18] |
3,000 | 13 | - | −11 |
EO blend | 100 | 18% thymol and cinnamaldehyde (EOD) | Weaned pigs | 12 | 1 | −10 | Li et al [19] |
EO blend | 100 | Weaned pigs |
…”