Calcium 400mg + Vit D3 200iu – Millions and Millions
Solgar Vitamin D3 (Cholecalciferol) 4000 IU (100 µg) Vegetable Capsule – The Skin Nerd
Table 1 from Moderate Amounts of Vitamin D3 in Supplements are Effective in Raising Serum 25-Hydroxyvitamin D from Low Baseline Levels in Adults: A Systematic Review | Semantic Scholar