Some sources recommend using dark amber or cobalt blue colored glass bottles. Use plastic or aluminum for products containing â€œdilutedâ€ essential oils. Plastic containers, specifically PET, have been shown to store some products containing essential oils remarkably well.
Let's say you have an unopened half ounce bottle of lavender essential oil in your home. If drinking essential oils is sounding less and less like a good idea to you. .. Not only did it burn my mouth, but it stripped the plastic off the cup I used.