How Much Is Crab Blood Worth?

facts about horseshoe crab blood

Interesting Facts About Horseshoe Crab

Blue Blood from a horseshoe crab is very expensive. It can fetch upwards of $60,000/gallon on the open market. Horseshoe crab have a compound in their blood called LAL – Limulus Amebocyte Lysate. This compound immediately binds and clots around viruses, endotoxins, and fungi. This makes it very, very valuable and a crucial component of the medical industry and medical device testing.

The horseshoe crab uses hemocyanin to carry oxygen through their blood. It is used to test for contamination during manufacturing. Harvesting these crabs off the east coast of America is very big business.

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