Food
| Food name | Side stream | Component group | Component | Value | Unit | Description | Reference |
|---|---|---|---|---|---|---|---|
| Poultry | Feather meal | Proximates | Serine | 11.4 | % protein | Feedipedia | |
| Fish, unspecified | Fish meal | Proximates | Serine | 4 | % protein | High protein | Feedipedia |
| Fish, unspecified | Fish meal | Proximates | Serine | 3.9 | % protein | 60-68%, protein as fed | Feedipedia |
| Fish, unspecified | Fish meal | Proximates | Serine | 3.5 | % protein | Low protein | Feedipedia |
| Fish, unspecified | Fish silage | Proximates | Serine | 5.5 | % protein | Low oil | Feedipedia |
| Frog | Frog meal | Proximates | Serine | 4.9 | % protein | Frog waste | Feedipedia |
| Beef | Cattle hoof and horn meal | Proximates | Serine | 7 | % protein | Feedipedia | |
| Animal by-products, unspecified | Leather meal | Proximates | Serine | 3.3 | % protein | Hydrolysed | Feedipedia |
| Animal by-products, unspecified | Leather meal | Proximates | Serine | 4.1 | % protein | Non-hydrolysed | Feedipedia |
| Animal by-products, unspecified | Meat and bone meal | Proximates | Serine | 4 | % protein | High fat | Feedipedia |