Black fungus,also called wood ear or judas ear,is a kind of exitic mushroom from orient.It is considered as healthyfood and found active action in high pressure.

Black fungus was nutritionists hailed as 'hormone in the meat' and 'prime the king', for every 100 grams of black fungus in 185 mg of iron, green leafy vegetables than the highest iron content 20 times higher than spinach, animal foods than the highest liver iron content is also higher than about 7 times the iron content in foods of various meat and vegetables the most.