Post 7s sauce
Finding posts when it comes to blood and spirits are rare, normally it is just talked about on occult sites. I was lucky enough to find this one. How long it will stay I am not sure. It has English translation a little down the page.
https://journals.openedition.org/etudesafricaines/10302
The blood can also be used along with other fluids to cast powerful magic.
When menstrual blood is used they can cast spells of immense power, this is something that the armor of God will help defend you against. Always be praying.
http://www.luckymojo.com/bodyfluids.html
Magic Spells with Menstrual Blood, Semen, and Urine
Hoodoo in Theory and Practice by catherine yronwode: a practical manual of hoodoo, conjure, rootwork, magic spells, rituals, root doctoring, and African American folk magic.
http://www.luckymojo.com/bodyfluids.html