European adults can take 4000 IU of vitamin D – July 2012 | VitaminDWiki
Vitamin D3 50 ug | All-year-round immunity support | NORDIQ Nutrition®
Sensilab | Vitamin D3 5000 I.E. + K2 200 µg
Dietary, supplemental and pharmaceutical sources of vitamin D 2 and D 3... | Download Table
Vitamin D: A Rapid Review
Northwood Health Foods : Bio-Vitamin D3 5000iu-150mcg (cholecalciferol) : Northwood Health Foods
Solgar Vitamin D3 (Cholecalciferol) 2200 IU (55 µg) Vegetable Capsules - Pack of 100 - Healthy Bones and Teeth - Supports Immunity and Muscle Function - Vegetarian : Amazon.co.uk: Health & Personal Care
VIT D3 125 UG/5000 IU SOFTGEL 60 - NP , Guava Health - Glasgow's Leading Health Food Store
How much vitamin D do I take? Mine is 125 mcg 5000 IU per day. - Quora