This is the description of the mod:

Improved Oils - ( Attack Power - Loads ) is a mod that allows you to increase the attack power of various monster and object oils, as well as the base load of various items. This application is a mod that allows you to create an easier gameplay experience. In addition, this also allows you to create and use custom-made items in your games.

This application is an unofficial mod for The Witcher 3: Wild Hunt. It is not affiliated with the developer of the game.