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Amazon.com: Vitamin D3 5000 IU (125 mcg) - High Potency Vitamin D-3 Supplement (2 Month Supply) for Bone, Teeth, Muscle and Immune Health Support - Dietary Supplement, Gluten Free, Non-GMO - 60 Softgels : Health & Household
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Nutrients | Free Full-Text | Vitamin D Effects on the Immune System from Periconception through Pregnancy
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The importance of vitamin d metabolism as a potential prophylactic, immunoregulatory and neuroprotective treatment for COVID-19 | Journal of Translational Medicine | Full Text
Vitamin D3 and B12 deficiency is a silent epidemic; linked to your immune system, brain and hormonal health | The Times of India
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A review of the critical role of vitamin D in the functioning of the immune system and the clinical implications of vitamin D deficiency - Schwalfenberg - 2011 - Molecular Nutrition &
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