Food
| Food name | Side stream | Component group | Component | Value | Unit | Description | Reference |
|---|---|---|---|---|---|---|---|
| Sugar beet | Sugar beet pulp, dried | Proximates | Tryptophan | 1 | % protein | Dehydrated | Feedipedia |
| Sugar cane | Sugar cane tops | Proximates | Tryptophan | 1.3 | % protein | Fresh | Feedipedia |
| Date | Date palm pits | Proximates | Tryptophan | 0.8 | % protein | Phoenix dactylifera | Feedipedia |
| Distillery by-products, unspecified | Vinasse | Proximates | Tryptophan | 0.4 | % protein | Sugarcane, liquid | Feedipedia |
| Pork | Hog hair meal | Proximates | Tryptophan | 0.8 | % protein | Hydrolysed | Feedipedia |
| Animal by-products, unspecified | Blood meal | Proximates | Tryptophan | 1.4 | % protein | Feedipedia | |
| Animal by-products, unspecified | Blood meal | Proximates | Tryptophan | 1.1 | % protein | Chicken | Feedipedia |
| 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 |