Serrated wrack seaweed bath, you cant beat the real thing. This is an experience you don't want to miss. Seaweed powders only realise minerals into the water, serrated wrack seaweed produces a Gel that coats your skin there is no comparison . Serrated wrack is the proper seaweed for bathing its a sub tidle seaweed that will realise more gel when added to water than any other seaweed in the uk. Simply place the seaweed in the bath or use a quarter of a bag in a bowl and use as a detox wrap.