Vitamin B12, a crucial nutrient often overlooked, plays a pivotal role in maintaining overall health and vitality. While many are aware of its importance for energy and red blood cell production, the lesser-known symptoms of B12 deficiency can often go unnoticed, leading to prolonged discomfort and health complications. In this article, I will delve into the lesser-known symptoms of B12 deficiency and explore how supplementation can offer relief and rejuvenation.