Here is one video on lions mane.
Lion's Mane, Supportive to Brain and Nerve Functions - YouTube

You can read the science in the youtube video or search here:
National Center for Biotechnology Information

I say, go for it! Lions mane is awesome. NGF and neurogenesis.
Grow it on your own if you want. Host defence have good stuff. I have not had any clicking, or any symptoms like that. Cbd oil and lions mane seem to be good combos in my opinion. Best of luck on your recovery. Peace