Make Your Own Medicinal Chafing Powder
Came here for the ratio as well. I think it is 5:1, arrow root/corn starch to zinc oxide (non-nano). Edit: I also just found the recipe as 2 cups arrow root to 1/2 cup zinc oxide (source: https://www.edensongskincare.com/blog/diy-baby-powder-recipe). So, I...
