Cosmetics Formulation Development

Hello, let's ask for advice. We have a blur. Essential Oil by using Pure Essential + jojobaoil at a rate of 1:1 want to know a word suggest that Is the rate too intense for making Aroma Rollor? Use points on pulse points or points on nose and temples if it's too intense. I'm worried about irritation. and if too concentrated, it will be used as Essential Oil 1 : Jojoba Oil 2 Is it possible and is there any other oil recommended or suitable for making Aroma? Rollor over Jojoba Oil ?

Hello, there is no fixed rate because Essential Oil each type is used in different concentration rates. together For example, if it is a liquid balm, Essential Oil will be used up to 80-100%. selected oil Recommended as a light oil because Jojoba Oil Hold It is a heavy oil, for example Fractionated Coconut Oil