Some third-party sellers dilute their oils. I always look for a GC/MS test report (a chemical breakdown) in the product images or description to verify purity.
If Rose, Sandalwood, and Jasmine are the same price as Lemon or Eucalyptus, they are almost certainly fake. Those florals are incredibly expensive to produce. buying essential oils on amazon
Having them arrive the next day via Prime is a game-changer when you run out of your favorite sleep blend. The Cons: Some third-party sellers dilute their oils
You can often get 4oz bottles for the price of a 15ml bottle elsewhere. which gives me peace of mind.
Brands like Plant Therapy, Edens Garden, and Now Foods all have official storefronts here, which gives me peace of mind.