Fishes and Shellfishes High in Cystine (21st - 40th) (per 100 g edible portion)
- Tilapia (raw)
- Gizzard shad (raw)
- Shirasuboshi (mild dried)
- Tile fish (raw)
- Black rockfish (raw)
- Yellowtail (mature, raw)
- Purple puffer (raw)
- Red sea bream (wild, raw)
- Atlantic capelin (semi-dried, raw)
- Chum salmon (raw)
- Brown sole (raw)
- Black scraper (raw)
- Mantis shrimp (boiled)
- Tiger prawn (cultured, raw)
- Pacific herring (raw)
- Spanish mackerel (raw)
- Mackerel (raw)
- Croaker (raw)
- Horse mackerel (raw)
- Firefly squid (raw)