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.
It has been said that aluminum bottles are acceptable if the interior of the bottles are lined. Essential oils should also be stored in a cool, dark place. Glass amber "Boston round" bottles that essential oils are typically stored in.
While it is true that oil will dissolve some plastics, there are other container options. better to be safe and use glass with DIY products, especially if you plan on storing a. We would not anticipate any issues in using essential oils in aluminum .