The Drop THC from Viola contains a total of 500 mg of THC in a 20 mL dropper bottle. Each drop contains 0.5 mg of THC and with its metered dropper for accurate and easy titration, The THC Drop from Viola offers discreet, convenient ingestion of your cannabis. Every bottle is formulated with 25mg/mL of THC and 0.5 mg/mL of CBD water-soluble drops.