Is seaweed halal

Answer 1

of course it is. Halal is everything except pork and Gelatin in food Salaam. It is very dangerous to say HALAL IS EVERYTHING because it is wrong, halal is only that animal that has been sacrificed and slaughtered in the Islamic method but that animal also has to be one of the chosen animals that we are allowed to eat for example a cow and a pig, we are allowed to eat cow but only if its slaughtered in the Islamic way, if its just killed any other way then that specific cow is haraam for us to eat but a pig we are not allowed to eat so even if its slaughtered in the Islamic method its still haraam for us. Yes gelatin is also haraam. Salaam
Yes, it is kind of sea food that is halal to eat and allowed for Muslims to eat.

Answer 2

Fresh it is kosher as it's a vegetable. If it's processed in any way (including dried), it has to have kosher certification.

Answer 3

Squid is a kind of water creatures. None of water creatures is forbidden in Islam for eating. So, squid is halal (allowed) for Muslims to eat it.

Answer 4

Yes it is.