A hormone precursor is a substance that is used by the body to create or produce hormones. It is like a building block or ingredient that helps the body in making the hormones it needs. Full definition
Vitamin D is a fat - soluble steroid hormone precursor that contributes to the maintenance of normal levels of calcium and phosphorus in the bloodstream. (sciencedaily.com)
This means that you will start to see substantial drops in hormones like DHEA and testosterone, as hormone precursor material is diverted towards the cortisol production pathway. (adrenalfatiguesolution.com)
The omega - 3 and omega - 6 PUFA in plant oils must be desaturated and elongated by the body to form the important fatty acids that have structural and hormone precursor value, such as DGLA and AA in the omega - 6 family, and EPA and DHA in the omega - 3 family. (westonaprice.org)