Carrageenan is the plant material obtained from various members of the Gigartinaceae or Solieriaceae families of the red seaweed, Rodophyceae.
Use in formulations at 0.5% to 2%.
Whisk steadily into warm water, while heating the water to boiling. It will thicken at boiling point. Can be used as a natural gel and thickener for liquid soaps, shower gels, shampoos and make-up products.