
Why your vitamin D levels are low even after taking supplements Vitamin D is essential for immune system stimulation, bone health maintenance, and general wellbeing. However, a lot of individuals are perplexed when they find that even after taking supplements, their vitamin D levels are still low. One common question that has to be addressed is why your vitamin D levels are low even after taking supplements. Gaining an understanding of the causes of this problem is essential to enhancing your health and making sure your body receives the nutrients it need.