![Why Horseshoe Crab Blood Is So Expensive](https://hight3ch.com/wp-content/uploads/2018/12/why-horseshoe-crab-blood-is-so-e-800x440.jpg)
Horseshoe crab blood is a vital resource to the medical field. It’s unique in more ways than one: the blue color and its ability to identify bacterial contamination in small quantities. Horseshoe crab blood contains a special amebocyte that is separated and then used in FDA testing. There’s a lot of questions as to how blood harvesting affects the American horseshoe crab population, but some researchers are dedicated to the cause of protecting such a significant resource.