Sturgeon Maw (gas Bladder) (frozen, price per kg)Sturgeon maw (gas bladder) contains rich proteins, collagen and nutrients such as phosphor and calcium. It nourishes 'yin', replenishes kidney and boosts stamina. Furthermore, fish maw does not contain cholesterol and therefore it is a very valuable health enhancing ingredient suitable for long time consumption. In Asian culture, it is considered to be one of the top four delicacies of the sea (abalone, sea cucumber, shark fin, and fish maw). The best