With so many things being offered to improve our health, you need to check out the science eh? I get that. Here is an independent source with links to the peer-reviewed science of seaweed. Once you have answered all your questions, come back here and order some seaweed capsules. By the way, these are not common kelp capsules. Kelp has too much iodine, which means that if you eat enough to do you any good your uptake of iodine will be too high. Pacific Seamoss is a special type of seaweed with the right balance of good stuff. The scientific name is Kappaphycus alvarezii