Caprylyl Glycol:

Caprylyl Glycol can be either plant-derived or synthetically made. It is a humectant and skin conditioning agent that works as a moisturizer and an emollient in cosmetic products. Additionally, it has strong anti-microbial properties. 

Can be found in the following O Naturals Products: Green Clay Face Mask, Pink Clay Face Mask, Yellow Clay Face Mask