India, Feb. 28 -- Vitamin supplements are now a routine part of many households. Among them, the vitamin B group is often associated with energy, mental sharpness, and recovery from fatigue. Pharmacies and online platforms display combinations that promise stamina and stress relief. This growing dependence on supplements has also led to an important question in medical circles. Can too much vitamin B do harm?

The vitamin B family consists of several nutrients that work together in the body. They help convert food into usable energy, maintain healthy nerves, support brain function, and help form red blood cells. "Folate and vitamin B12 are especially important for cell division and healthy blood formation. For people with proven deficienc...