It's already in your cabinet.
The staple for any gory Halloween look is fake blood. It’s gooey, gross and honestly just fun to experiment with in costumes.
Special effects make-up artist Gregory Hewett (Gregory F/X) says that some materials and fake blood don’t mix well and can sometimes cause it to congeal in an unnatural way.
He shared one of his tips to make sure your fake blood looks as real as possible come Halloween!