Vit D supps reduce antibodies in women on Levo with low D levels.
A small study published this month, but v exciting given the lack of treatments for Hashis. Would presumably work for women before they started levo.
Lead author Krysiak R, pub Jan 10, on pubmed.
Forgive if this already has been posted, but it does mean a v good reason to push for D testing and to supplement throughout winter in the UK.