• Sneezycat@sopuli.xyz
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      7 months ago

      Let’s do the math…

      You can donate three times a year to the red cross (once every 112 days). According to some page, you donate around 10% of your blood volume each time.

      That means, for a volume equivalent of 300 people, you’d need to donate 3000 times, which would take around 1000 years.

      The vampire is going to need more people, or to keep a person alive 1000 years with vampire magic.

    • knorke3@lemm.ee
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      7 months ago

      But then you need to feed them iron-rich foods which could be used to make a vegan alternative instead, expanding your potential market.