I can’t get a reference on this, but selenium and glutathione (NAC is a cheap source) could be helpful too. These are important antioxidants in any case, and easily depleted when suffering from an infection, e.g. candida.
Hypothyroidism is also a big cause, and a lot of people with candida also have this. If you’ve stopped iodised salt, an iodine supplement like kelp is essential to avoid worsening the problem. A lot of people have mentioned hypothyroid symptoms on here. Here’s a list for anyone who’s curious.
Signs of Hypothyroidism
(which may indicate iodine deficiency)
inability to concentrate