Eating a meal does not immediately increase the available amount of energy. After eating a meal the body has to first spent hours on processing the meal before the energy is available.
If a hunter goes for a hunting trip they are usually eating the food after they did their hunting and not before starting their hunting trip. Our body is not optimized to at the same time sending a lot of blood to the intestines to gather resources and send the blood to the muscles for performance.
Eating a meal does not immediately increase the available amount of energy. After eating a meal the body has to first spent hours on processing the meal before the energy is available.
If a hunter goes for a hunting trip they are usually eating the food after they did their hunting and not before starting their hunting trip. Our body is not optimized to at the same time sending a lot of blood to the intestines to gather resources and send the blood to the muscles for performance.