Overview Vitamin deficiency anemia is a lack of healthy red blood cells caused by lower than usual amounts of vitamin B-12 and folate. This can happen if you don't eat enough foods containing vitamin B-12 and folate, or if your body has trouble absorbing or processing these vitamins. There are eight types of vitamin B. The symptoms of a vitamin B deficiency vary depending on which B vitamin you’re deficient in, and may include fatigue, skin rash, or confusion. If you suspect • Symptoms include muscle pain, bone pain, tingly sensation in hands or feet, muscle weakness • Treatment includes lifestyle changes, vitamin D supplements, medication • Involves endocrinology, pediatric endocrinology & diabetes Overview Related Specialists Thomas Carpenter Silvio Inzucchi Clemens Bergwitz MD More Related Specialists Print Overview 1. Fatigue, bone pain, muscle weakness Feeling tired? Experiencing bone pain? Having muscle weakness? It could be a sign that you're lacking vitamin D.  This vitamin is important for bone health along with the health of your nervous, musculoskeletal and immune systems. Older adults are at higher risk for being D deficient. bone loss depression type 2 diabetes heart disease multiple sclerosis An estimated 1 billion people around the globe have low blood levels of the vitamin ( 4 ). One research review found that .

symptoms of vitamin deficiency chart