Supplements are used in The Last Of Us Part 2 to learn new recipes and upgrade your character. Check out this The Last Of Us Part 2 supplement location guide to find them all as you are playing. If you miss some you will be weaker down the line.
The Last Of Us Part 2 Supplement Location Guide
In the bathroom up there you can find two pills.
Seattle Day 1 Supplement Location Guide
It doesn’t look like much, but if you climb it to the top you will get some stuff. You will need to break the window out on the way up.
From there, head to Barkos after getting the key in the bathroom. There are more supplements to be had inside Barkos and a holster.
Seattle Day 2 Supplement Location Guide
We are updating this guide as we go so check back soon for more.