1, can be directly preserved with salt. Purchase back fresh jellyfish can be directly preserved with salt, but jellyfish can not be stained with fresh water and other pollutants, directly placed in the salt rolling back and forth, so that its surface is covered with salt, the jellyfish stained with salt can be placed in a jar that can be sealed, placed in a cool place to save.

2, jellyfish contains pentazocine, histamine and other toxic amines and toxic peptide proteins. Eating is easy to cause abdominal pain, vomiting emergency and other symptoms of poisoning. Therefore, fresh jellyfish should not be eaten, must be repeatedly impregnated with salt, alum, remove the water and toxic mucus protein, can be eaten.