Function?

Pantothenic acid is an essential component of coenzyme A (CoA), which plays a central role in the breakdown of carbohydrates, fats, and proteins for energy production. Coenzyme A is also involved in synthesizing fatty acids, cholesterol, and steroid hormones in the body. Vitamin B5 contributes to the maintenance and repair of tissues throughout the body, is involved in forming red blood cells, and supports healthy skin.

Whole food sources?

Organ meats, salmon, grass-fed beef, raw milk, and pasture-raised eggs.