Diet Blood is a beverage that SpongeBob is seen drinking in the episode "Born to Be Wild."
Diet Blood is a beverage that comes in a red cup. The cup is labeled "Diet Blood" in dark red font. It has a lid and a straw.
SpongeBob is seen drinking it after he mentions how bloodthirsty he is. Patrick first offers him some Blood, but SpongeBob politely says no because he has Diet Blood.
- It is unknown what the chemical and taste difference is between this and the regular Blood.
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