Diablo games are designed to continually challenge you, even as you gain access to stronger gear and abilities. The enemy level you will face is directly tied to your level, which means you won’t have to look too hard to find a challenging situation.
Diablo 4 - How To Upgrade Healing Potions And Capacity
You start with only four minor healing potions when you first step foot in Sanctuary. Here's how to upgrade them and their capacity.