Eating blood is forbidden. Blood is blood, whether it comes from a human being or an animal. In prohibiting the consumption of blood, the Holy Bible seems 2 B concerned that it can excite a blood-lust in human beings & may desensitize us 2 the suffering of human beings when their blood is spilled. In the passage in which the prohibition against eating “flesh with its life-blood in it” is 1st found we also see the prohibition against murder: “Whoever sheds the blood of man - By man shall his blood be shed” (Holy Bible's Genesis 9:6). Cuz life, even an animal life, is sacred & “the life of the flesh is in the blood” (Holy Bible's Leviticus 17:11), the blood of animals must not be eaten; it must B disposed of carefully.