Also known as pathogenic acid, vitamin B5 is a natural substance that helps maintain bodily function and metabolism. Considered important for nervous, immune, and gastrointestinal systems, it helps your body use fats and proteins. According to a study published in the journal Vitamins and Hormones, it is found in the living cells as a coenzyme A which is considered important for various chemical reactions. Vitamin B5 converts foods into energy and is also important for maintaining healthy eyes, hair, and liver. Due to its minimal side effects, this water-soluble vitamin is considered as a good therapeutic agent for many diseases. Also, its deficiency in the body can lead to fatigue, muscle cramp, and numbness. Therefore, to reap maximum benefits of vitamin B5, here we tell you about some its main sources.