In general, cuttlefish juice is not harmful to human health. Cuttlefish juice is squid, squid and other marine organisms encountered when the danger of a substance released, the main components are water, squid melanin, protein, fat, polysaccharide and other substances, which also exists in trace amounts of toxic substances, but because of the content of a small amount of general can not be harmful to the human body, and after high-temperature treatment, these toxic substances will be decomposed, so as to lose toxicity. It should be noted that even if the cuttlefish juice loses its toxicity after heating, it is not advisable to consume too much, so as not to cause indigestion. It should be noted that people who are allergic to cuttlefish or cuttlefish juice should not consume it.