Essential oils are a higher potency version of flowers and come in a concentrated form. Cartridges are a fast, easy, discreet way to consume cannabis. Much less mess and higher potency than traditional consumption methods, pre-filled vape cartridges are a great option to try today! Elemental Wellness is proud to offer the largest variety of essential cannabis oils in Silicon Valley. Wellness Shopping Tip: Cartridges do vary from batch to batch so please check the product for the THC/CBD %. Experiencing issues with your cartridge?