Because if you are allergic to shellfish you most likely are allergic to iodine or betadine which is what they use to prep your arm with when they draw your blood.
you could vomit for hours
There are people who can eat fish but who are allergic to shellfish, though that is not a guarantee eating fish is ok for any given individual.
it is a fish in shell
No it isn't unless your fish is allergic to something in it.
It is a fish that swims and if you are allergic to any type of fish then just don't eat any type of fish
the shell fish eat reef rocks
no
no
No, I had it in my fish bowl too, it's fine I don't think they're allergic to any rock.
yes
shell fish eateat a diet composed primarily of Phytoplanktonand ZooplanktonFile:Oysters_p1040741.jpg
I think he was allergic to fish or tree nuts, im not sure which