Category: Superhero biology

While most species require regular sustenance to function, Viltrumite physiology allows them to endure prolonged periods without food or water without any significant decline in health. Their superhuman stamina and advanced cellular structure enable them to subsist on minimal nourishment, raising the question of just how important eating and drinking truly are for them.

According to established DC Comics lore, the cells of a Kryptonian under a yellow sun function like living solar batteries, absorbing and converting solar radiation directly into energy. This unique physiology is central to the question: do Kryptonians need to eat food, or is their famous strength merely a side effect of their solar-powered existence?