The thyroid also needs iodine and selenium to function correctly, so make sure these minerals are included in her daily diet/supplement routine.
Biotin, zinc, antifungal tannins, caprylic acid, garlic, grapefruit seed extract, oregano & thyme, probiotics, etc. are also all good for fungal infections.
And applying oregano oil (dilute 50:50 in veg. oil - coconut oil would be great cuz then you get the caprylic acid too) to the feet a couple times a day may also help get rid of the toenail fungus.
My brother was told to never wear the same shoes two days in a row to give the shoes time to air out. This reduces bacteria, fungus, etc. growing in the shoes. Also frequent foot washing is a good idea.
Chronic Lyme Disease, Chronic Bartonella (clinical dx only), Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication/Chemical Allergies & Intolerances, Asthma, Gut issues (dysmotility, non-specific inflammation), UCTD ("Secondary Lupus-Like Syndrome"), Osteoporosis, chronic Lymphopenia, etc.; G-Tube; Currently weaning off TPN.
Meds: Pulmicort, IV Doxycycline, Heparin (to flush PICC line), Claritin, Singulair, Domperidone, Colloidal Silver (topically & nasally), probiotics, Liver support herbs, Ailanthus, digestive enzymes, homeopathy.