I'm currently in progress of creating a game in which have this item/accessory called "Stone Charm" that is supposed to add state to its wearer that heals them for 5% of their HP every turn in combat, however after hassling a little bit it and trying look for an answer, I was unable to find and I was hoping that maybe the lot more knowledgeable community here might be able to help me solve this!
Here I have provided you with screenshots of both the item:

And the state:

Thank you in advance!
-Khaz