Simplify the following text for a Grade 13 native English-speaking person.
Original: The German-speaking scientists who isolated and described vitamin K ( in addition to naming it as such ) did so because the vitamin is intimately involved in the ` Koagulation ' ( clotting ) of blood following wounding .
Simplified: The German-speaking scientists who isolated and described vitamin K ( in addition to naming it as such ) did so because the vitamin is intimately involved in the Koagulation of blood following wounding .