First of all, I want to say that blood is not necessary for magic, not even necessary. Blood in magic is a superstructure. Simply something extra if you hold the view that at certain times and in certain rituals it is more than appropriate. It is absolutely not appropriate to force yourself into this practice for any reason. Magic will survive without blood because there are many other ways and directions in which you can self-realize in magic. I'll point out things that can be used to replace blood as well. There it will be more about the symbolism of blood. We associate blood with life and the colour red is its symbol. Often this colour alone is enough because there is a connection with the symbolism of blood. It is the colour of the runes, the various seals that we animate. Often red wine is used symbolically instead of blood (the more ferrous the better). For practical effects, it must be remembered that the blood itself does not stay red for long, but its colour changes to
about magic, runes, tarot, astrology