Bioclinic Naturals Opti Active D delivers the active form of vitamin D your body can actually use, supporting bone strength, immune health and healthy vitamin D levels even when standard supplements have failed to make a difference.
Contains calcifediol, the form of vitamin D already circulating in your blood, absorbed immediately without liver conversion
Clinically shown to raise vitamin D levels significantly faster than standard vitamin D3 supplements
One capsule or tablet daily, simple and effective for those who have struggled to lift their vitamin D levels
