India, Dec. 27 -- Vitamin B12 deficiency is quietly becoming one of the most common nutritional gaps in India. Dr Manjusha Agarwal, Senior Consultant of Internal Medicine at Gleneagles Hospital, Parel, Mumbai, says to HealthShots that low B12 levels are now seen almost as often as vitamin D deficiency, especially among vegetarians. The reason is simple. Vitamin B12 is primarily found in animal-based foods, so plant-based diets can fall short unless carefully planned and supplemented.

This matters because B12 plays a crucial role in maintaining steady energy levels and a healthy nervous system. Low levels may manifest as constant fatigue, tingling in the hands or feet, poor concentration, or weakness that can be easily attributed to stres...