Food
| Food name | Side stream | Component group | Component | Value | Unit | Description | Reference |
|---|---|---|---|---|---|---|---|
| Fish, unspecified | Fish meal | Proximates | Cystine | 0.8 | % protein | 60-68%, protein as fed | Feedipedia |
| Fish, unspecified | Fish meal | Proximates | Cystine | 1.2 | % protein | Low protein | Feedipedia |
| Fish, unspecified | Fish protein concentrate | Proximates | Cystine | 1 | % protein | Feedipedia | |
| Fish, unspecified | Fish silage | Proximates | Cystine | 0.8 | % protein | Low oil | Feedipedia |
| Fish, unspecified | Fish solubles, dried | Proximates | Cystine | 1.9 | % protein | Dehydrated | Feedipedia |
| Poultry | Hatchery by product | Proximates | Cystine | 1.1 | % protein | Feedipedia | |
| Beef | Cattle hoof and horn meal | Proximates | Cystine | 1 | % protein | Feedipedia | |
| Animal by-products, unspecified | Liver meal | Proximates | Cystine | 1.2 | % protein | All species | Feedipedia |
| Beef | Cattle manure | Proximates | Cystine | 0.8 | % protein | Fresh | Feedipedia |
| Poultry | Poultry manure, dried | Proximates | Cystine | 2.7 | % protein | Dehydrated, poultry | Feedipedia |