Source: MODERN FARMER, 4/11/22


Chitosan, found in the shells of crustaceans, is a surprisingly versatile compound that can be used to make everything from fertilizers to food preservers. We’ve been looking at crab, and other crustaceans, all wrong. Going crabbing for food, digging into the (admittedly delicious) meat and tossing the shell away, all to end up in a landfill or compost pile? That’s just throwing away the most valuable part of the crab, argues Kevin Hammill, CEO of Tidal Grow, a branch of Tidal Vision. The company has gone all in on crab shells. Why? Because of chitosan. 

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