What qualification do i need for this, what courses should i apply for?

my Dream and goal is to have my own skin care line i have been in the beauty industrie for a while now i am also a makeup artist, i know my products and have been doing my Research on natural products and preservatives.., but i have no idea how i would even start!
i am also going to do a business course so i have some idea, does anyone know what courses etc i need to take for this???