Food
| Food name | Side stream | Component group | Component | Value | Unit | Description | Reference |
|---|---|---|---|---|---|---|---|
| Animal by-products, unspecified | Bone meal | Proximates | Tryptophan | 0.8 | % protein | Steamed | Feedipedia |
| Eggs | Eggshells | Proximates | Tryptophan | 0 | % protein | Feedipedia | |
| Poultry | Feather meal | Proximates | Tryptophan | 0.6 | % protein | Feedipedia | |
| Fish, unspecified | Fish meal | Proximates | Tryptophan | 1.1 | % protein | High protein | Feedipedia |
| Fish, unspecified | Fish meal | Proximates | Tryptophan | 1 | % protein | 60-68%, protein as fed | Feedipedia |
| Fish, unspecified | Fish protein concentrate | Proximates | Tryptophan | 1.1 | % protein | Feedipedia | |
| Fish, unspecified | Fish solubles, dried | Proximates | Tryptophan | 0.3 | % protein | Dehydrated | Feedipedia |
| Poultry | Hatchery by product | Proximates | Tryptophan | 1.3 | % protein | Feedipedia | |
| Animal by-products, unspecified | Liver meal | Proximates | Tryptophan | 1.3 | % protein | All species | Feedipedia |
| Animal by-products, unspecified | Liver meal | Proximates | Tryptophan | 1.1 | % protein | Pork | Feedipedia |