Vitamin B is a group of eight water-soluble vitamins that play essential roles in the body’s metabolic processes. Vitamin B is involved in energy production, cell growth and division, nervous system function, blood cell production, and DNA synthesis. Vitamin B can be obtained from food, but modern diets have led to an increase in vitamin B deficiency. In severe cases, vitamin B deficiency can lead to symptoms such as fatigue, anemia, nerve damage, and skin conditions. Types of vitamin B supplements Vitamin B supplements can be divided into two main types: Single-ingredient supplements: These supplements contain only one type of vitamin B. For example, a vitamin B12 single-ingredient supplement contains only…