Carrageenan - a kind of nature polysaccharides hydrocolloid, carrageenan products are a family of sulphated polysaccharides extracted from certain species of red seaweed, Gigartina skottsbergii, Eucheuma cottonii, Eucheuma spinosum

Agar-Agar is derived from certain red seaweed , The two main types of Agar include Gracilaria and Gelidium

Konjac, also known as glucomannan which has an edible corm (bulbo-tuber). It is also known as konjaku.