What is the primary function of B vitamins?

The primary function of B vitamins is to assist in energy metabolism. B vitamins are essential for converting carbohydrates, fats, and proteins into energy, which is critical for the body's overall functioning. They play a pivotal role in the metabolic processes that generate ATP, the energy currency of the cell.

Each B vitamin contributes uniquely to this process. For instance, B1 (thiamine) helps in the metabolism of carbohydrates, B2 (riboflavin) and B3 (niacin) are involved in the production of energy from fats and sugars, while B6 (pyridoxine) is crucial for amino acid metabolism. B12 (cobalamin) is vital for red blood cell formation and neurological function, aspects that are interconnected with energy levels.

In contrast, while supporting immune function, enhancing visual health, and promoting skin health are important roles of certain nutrients, they are not the primary function of B vitamins. These nutrients contribute to broader health aspects, but when it comes to B vitamins specifically, their most significant role is in facilitating energy production and metabolism.