Why Do You Have Such a Sharp Head as a Cultivator?

In this world, poor people can't even afford poison!​​ Chen Huai, a farm boy who was squeezed dry by the world, The only thing I can do is eat poisonous elixirs as food—— Avert evil medicine! Power pill! Bone-strengthening medicine! Shenshi pills! When I look back, Chen Huai has already ascended to the fairy world by using medicine! "Master, why do you have a pointy head after you become an immortal?" "What's the pointy thing? Do you have any manners, little brat? Then I'll ask you. Then I'll ask you."