Can at-home vitamin D test kits reliably detect deficiency? Here is what science says about dried blood spot testing, accuracy, limitations, and when lab confirmation may still matter.
Study highlights how vitamin D supplementation may help restore immune balance in IBD by reshaping gut microbiome interactions, while underscoring the need for larger clinical trials.
Recent studies strongly suggest that vitamin D deficiency can significantly increase the risk of Type 2 Diabetes and affect insulin sensitivity, causing variations in blood sugar levels