Do You Need a Vitamin D Supplement? Everything to Know | Everyday Health
Safety and tolerability of high-dose daily vitamin D3 supplementation in the vitamin D and type 2 diabetes (D2d) study—a randomized trial in persons with prediabetes | European Journal of Clinical Nutrition
Too Much Vitamin D: Signs, Treatment, and Daily Dosage
Taking too much vitamin D can cloud its benefits and create health risks - Harvard Health
Vitamin D Myths 'D'-bunked > News > Yale Medicine
Vitamin D vs. D3: Differences, similarities, and which is better for you
Take vitamin D3 daily, weekly, or bi-weekly | VitaminDWiki