| 1 | Kim et al. (2010a) | Pork | 5 | Glycerol, sorbitol, kiwi, pineapple | 5, 5, 2, 2 |
| 2 | An et al. (2010) | Pork | 2 | Kimchi powder | 2 |
| 3 | Kim et al. (2010b) | Pork | 2 | Rice bran fibre | 2 |
| 4 | Han et al. (2011) | Chicken | 4 | Konjac, isolated soy protein, egg albumin | 0.2, 0.2, 0.2 |
| 5 | Kim et al. (2012a) | Chicken | 4 | Wheat fibre, chicken feet gelatin | 2, 1, 4 |
| 6 | Kim et al. (2015) | Chicken | 2 | Chicken feet gelatin | 1 |
| 7 | Jang et al. (2015) | Beef | 4 | Sorbitol, glycerol, xylitol | 2.5, 5, 5 |
| 8 | Choi et al. (2016) | Chicken | 3 | Chicken skin, acid-treated chicken skin | 5, 5 |
| 9 | Park and Kim (2016) | Pork | 2 | Black rice powder | 3 |
| 10 | Lee and Kim (2016) | Chicken | 2 | Red pepper seed powder | 3 |
| 11 | Sorapukdee et al. (2016) | Spent hen | 3 | Glycerol, sorbitol | 15, 15 |
| 12 | Chen and Lin (2017) | Pork | 4 | Sucrose, lactose, maltose | 24, 24, 18 |
| 13 | Kim et al. (2020) | Pork | 4 | Carrageenan, duck skin gelatin | 1, 1.3 |
| 14 | Aung et al. (2023a) | Goat | 3 | Pineapple, pineapple and tomato | 0.5, 0.5 |