It sounds like an act of witchcraft, but it’s actually the cutting edge of medicine—on paper, at least. Researchers at China’s Wuhan University say they can grow genetically engineered rice that yields blood. Human blood. Blood rice.

The trick lies in embedding human genes within the rice DNA, the Telegraph reports, which creates a protein needed for Human Serum Albumin—a valuable blood extract used in transfusions.

via Non-Mad Scientists Say They’ll Turn Rice into Blood.