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Dr. John Campbell on Instagram: "The Century-Old Science Behind Vitamin D and Its Immune Power Explained | Psychopaths, Vit D and extinctions More valuable insights from doctor, endocrinologist, author, medical researcher and teacher, professor David Anderson. Link to order or download, Vitamin D and the Great Biology Reset, https://dgreatbiologyreset.com/ Read Full Description and Watch Full Video : https://www.facebook.com/Campbellteaching/videos/1228784842273661"
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Meet the Expert: Professor David Anderson on Vitamin D | Vitamin D update With Professor David Anderson. Link to order or download, Vitamin D and the Great Biology Reset, https://dgreatbiologyreset.com/ Professor David Anderson (retired endocrinologist) emphasizes the importance of vitamin D3, especially for those in northern locations where sunlight exposure is limited in winter. Vitamin D is primarily produced when skin is exposed to sunlight (UVB rays); Professor Anderson argues most people a
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