Mozuku Fucoidan extracted from Okinawa in Japan is the most popular type of Fucoidan. Okinawa is well-known for its clear, beautiful pristine sea waters, life longevity, and also Mozuku seaweed – you can only find this seaweed here on this island. Mozuku Fucoidan, which is widely used, is not easily extracted. One kilogram of Mozuku seaweed is required to obtain one gram of Fucoidan. Compared to other Fucoidan extracts, Mozuku Fucoidan has shown to have a higher apoptosis inducing effect on cancer cells.