The amount of consumption in a day was not negligible.
If it were during a battle, he would only need to control the enemy for a moment to determine the victor.
However, such regular control would require bearing a significant burden of spiritual energy.
Only if he deepens his future Daoism practice, could he possibly reduce the consumption of spiritual energy, or even directly control poisonous germs and filaments, absorbing the power of the manipulator inside the body, achieving a self-sufficient effect.