Which vitamin is particularly important for muscle function and energy metabolism?

Vitamin D plays a crucial role in muscle function and energy metabolism. It is essential for maintaining optimal muscle health because it influences calcium absorption, which is vital for muscle contraction. Adequate levels of vitamin D contribute to improved muscle strength and performance, helping prevent muscle weakness and improving overall physical function.

Additionally, vitamin D is involved in the regulation of various metabolic processes. It helps the body manage energy production and utilization, which is especially important during physical activity. This makes it not only fundamental for muscle health but also for activities that require endurance and energy.

The other vitamins listed serve important roles in the body, but they are not as directly linked to muscle function and energy metabolism as vitamin D. For example, vitamin A is essential for vision and immune function, vitamin C is crucial for collagen synthesis and antioxidant protection, and vitamin E primarily serves as an antioxidant that protects cells from damage. However, none of these play the same direct role in muscle function and energy metabolism as vitamin D does.