Question: how much essential oil do you add to hand sanitizer?
Answer: Homemade hand sanitizer Ingredients Add 8 to 10 drops of essential oils. With 99% alcohol the recipe you need could do three parts alcohol to two parts aloe vera. Add 8 to 10 drops of essential oils. With 70% alcohol the recipe you need would be nine parts alcohol to one part aloe vera to be an effective sanitizer.