Macrophages (immune system cells that "eat" bacteria) don't function well without adequate Vitamin D.
If the sun angle isn't high enough, Vitamin D won't be produced in the skin. Thus, those in higher northern latitudes should take a Vitamin D3 supplement from September through April (year-round if you live very far north).
Chronic Lyme Disease, Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication/Chemical Allergies & Intolerances, Asthma, Gut issues (dysmotility, non-specific inflammation), UCTD ("Secondary Lupus-Like Syndrome"), Osteoporosis, Pancytopenia, chronic malabsorption/malnutrition, etc.; G-Tube; Currently TPN-dependent.
Meds: Zofran, Pulmicort, IV Ceftazidime, Heparin (to flush PICC line), Claritin, Colloidal Silver (used topically), probiotics, homeopathy.