Looking unusually pale could be more than just a cosmetic concern. One health expert says it may be your body signalling that it lacks an essential nutrient. Dr Eric Berg , who has 2.3 million followers and more than 30 million likes on TikTok, recently highlighted the issue in a viral video . In the clip he told viewers simply: “Pale skin, B12 deficiency.” Vitamin B12, also known as cobalamin, is a crucial nutrient that helps the body produce red blood cells and maintain a healthy nervous