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 ...
The high potency of this supplement is also noteworthy. Each capsule contains 1000 IU of vitamin D3 and 120 mcg of vitamin K2, which is more than enough to meet your daily needs. The fact that it ...