From Easy Delivery Co. Unofficial Wiki
Energy Drinks are a consumable item within the game.
They are the primary source of Energy for the player.
They can be found inside EZ-Mart, Easy Depot, or most commonly in EZ-Energy vending machines outside of Shopkeeper buildings.
They are universally priced at $4.75 and restore Two segments of energy, up to a maximum of 4 total energy.
