The RX version of D, given by doctors doesn't work well or much at all. (50,000IU D2 ergocalciferol)
Your friend needs to read our D3 thread:
http://neurotalk.psychcentral.com/thread92116.html
It might help to stop drinking alcohol for a while. People vary in how much drinking damages nerves.
Also going gluten free is an option.
Investing 100% in our medical interventions today, does not work 100% for PNers. PN is often an acquired environmental problem, besides the metabolic and compressive mechanical causes. And the hereditary forms are still not treatable at this time aside from symptom control.
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All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
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Weezie looking at petunias 8.25.2017
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