Vitamin D3 1000iu High Strength 365 Tablets Vitamin D 1,000iu Vit d
Vitamin D3 (Cholecalciferol) 1,000iu or 25μg (500% RI ). RI = Reference Intake. Reference intake of an average adult (8400kj/2000kcal). Vitamin D3 1,000iu Tablets. About Vitamin D3. Why start taking Vitamin D3?.