HOW I DID IT (every time an item appears it will be registered in this[rax+r13]):
The easiest way to recalculate is with the Healing Tonic (S), finding what generates this [rax+r13], because there is always only one that has [rax+r13].
22:45:
HOW TO USE IT (same method of recalculating addresses):
How to use this cheat table?
Install Cheat Engine
Double-click the .CT file in order to open it.
Click the PC icon in Cheat Engine in order to select the game process.
Keep the list.
Activate the trainer options by checking boxes or setting values from 0 to 1