Cod (fresh)
Only fresh or frozenSalmon
Only very fresh
Caution
May cause symptoms in more sensitive people. Track your own reaction.
Fresh salmon contains more histidine than white fish, so it is more prone to histamine formation when it is not perfectly cooled. If it is really fresh and immediately processed, it is usually tolerated, but requires caution. (Maintz & Novak, 2007)
Safer alternatives
Suitable
Flounder / Halibut (fresh)
Just freshFresh beef
They must be fresh, not ripening