Which is the most important vitamin for times when we need our immune system to be in top shape? During the pandemic, there are so many suggestions – home remedies, homeopathy, ayurveda, and of course, Vitamins.

As a Medical Doctor who is trained in Functional Medicine and one of India’s top experts on Vitamin D use for immune conditions, Dr.Renu Mahtani is well placed to give the right advice.

Speaking to Sepalika Co Founder Mahesh Jayaraman, she reveals the right doses of this extremely valuable vitamin and its amazing, research-backed effects on human immunity during Covid times.