We also appreciate that Nature Made Vitamin D3 K2 Softgels provide a high dose of Vitamin D (5000 IU) and a decent amount of Vitamin K2 (100 mcg) in each softgel. This makes it easy to get the ...

Currently, many major prescription forms of vitamin D are actually vitamin D2 and not vitamin D3. Vitamin D2 is synthetically made from radiating ... is 100 IU (2.5 mcg) per day in infants with ...

800 IU (20 mcg) per day increases vitamin D blood levels 8 ng/ml (20 nmol/L). 1000 IU (25 mcg) per day increases vitamin D blood levels 10 ng/ml (25 nmol/L). 2000 IU (50 mcg) per day increases ...