1. The shell contains 80-85% calcium carbonate, 6-7% chitin, and a small amount of calcium phosphate, sodium chloride and magnesium salts.
2. Muscle contains 77% water, 19% crude protein, 1.4% crude fat, 2.6% ash. And in 1000 grams of fresh squid muscle containing betaine (Betaine) 4.2 grams, taurine (Taurine) 3.5 grams, oxidation of trimethyl aminoxide (Trimethyl aminoxide) 0.93 grams, trimethylamine (Trimethylamine) 0.16 grams, myosine (Carnosine) 2.2 grams.
Wu Zetian in the Tang Dynasty ate a "flower cake" made of pollen, and Empress Dowager Cixi in the Qing Dynasty bathed in pollen mixed with yellow