Understanding Vitamin D: its role, recommended level, your needs -Vital Formulas
Nature's Bounty Vitamin D-5000 IU Softgels, Maximum Strength 150 ea (Pack of 2) - Walmart.com
Amazon.com: Nature Made Maximum Strength Vitamin D3 10000 IU (250 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 60 Softgels, 60 Day Supply : Health & Household
Vitamin D3 Maximum Strength 10,000 IU | Vitamin D Deficiency Supplement | Nature Made®
How Much Vitamin D3 Is Too Much? Your Vitamin D3 Daily Intake Based On The Research - YouTube
Are large doses of vitamin D any good? | University of Eastern Finland
What Is the Recommended Intake of Vitamin D?
Why You Need Vitamin D | INTEGRIS Health
Vitamin D and your health: Breaking old rules, raising new hopes - Harvard Health
Vitamin D3 Max (50,000 units per capsule) | Platt Wellness
Vitamin D3 (cholecalciferol) tablets for oral use - Pediatric Endocrinology
10,000 IU of Vitamin D for 7 years with no excessive Calcium in 4,800 patients – Dec 2018 | VitaminDWiki
Recommendations for Vitamin D Intake | Download Table