Simple ways to make cosmetics
Are you familiar with Instructables.com? It’s a website where people share their methods for making different things. They have a number listings for different cosmetic products and most of the techniques that I found were not too good.
But I like this one for creating your own fragrance.
This moisturizer formula however…not so good.
How to make a basic moisturizer
Still, this is an interesting site and could provide you with some inspiration for making your next formulation.