Welcome @juve, Many of us also have a form of idiopathic neuropathy with no determined cause. While it can be unsettling not to know the cause, there are many different treatments including complementary and alternative treatments. The Foundation for Peripheral Neuropathy has a pretty comprehensive list here - https://www.foundationforpn.org/treatments/.

You are not alone on your quest for finding something that helps. Here is a list of discussions and comments from other members experience - https://connect.mayoclinic.org/search/discussions/?search=neuropathy%20what%20helps.

What symptoms are the most difficult for you to manage?