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
The health effects of vitamin D supplementation: evidence from human studies | Nature Reviews Endocrinology
Do You Really Need to Take Vitamin D Supplements? – Cleveland Clinic
Why too much vitamin D can be a bad thing
Supplemental Vitamin D and Incident Fractures in Midlife and Older Adults | NEJM
Should I take vitamin D every day? | Health & wellbeing | The Guardian
Best Vitamin D Sources: Food, Sunlight, Supplements, and More | Everyday Health
Study: Elderly patients previously on vitamin D3 supplements more likely to survive COVID-19
Vitamin D and falls: High-dose intake increases risk in elderly with normal BMI – major study
Brain Sciences | Free Full-Text | Potential Role of Vitamin D in the Elderly to Resist COVID-19 and to Slow Progression of Parkinson's Disease
What Is Vitamin D? | Everyday Health
Best vitamin D supplement 2023: From sachets to tablets and sprays | The Independent
Dietary Supplements for Older Adults | National Institute on Aging
You likely don't need vitamin D pills for strong bones – Harvard Gazette
Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-analysis of individual participant data | The BMJ
What Are the Possible Health Benefits of Vitamin D? | Everyday Health
Vitamin D Supplements | Health Topics | NutritionFacts.org
Edinburgh postcard | Food Standards Scotland
Vitamin D and calcium may increase life expectancy in elderly
High-dose versus standard-dose vitamin D supplementation in older adults with COVID-19 (COVIT-TRIAL): A multicenter, open-label, randomized controlled superiority trial | PLOS Medicine
Association between vitamin D supplementation and mortality: systematic review and meta-analysis | The BMJ
Vitamin D Overdose
Vitamin D supplements boost immunity in the elderly | The University of Edinburgh
