PharmaXtracts’ CBD tinctures begin with laboratory tested, pure CBD extracted from industrial hemp then is dissolved in 10 ml of refined coconut and palm kernel oils. Our 500 mg of CBD in our 30 ml bottle is for people who want a low strength dose of CBD. Our tincture containing 500 mg of CBD in 30 ml of MCT oil delivers 16.66 mg of CBD in each milliliter. Our 1000 mg of CBD in our 30 ml bottle is for people who want a mild strength dose of CBD. Our tincture containing 1000 mg of CBD in 30 ml of MCT oil delivers 33.33 mg of CBD in each milliliter. Our 2500 mg of CBD in our 30 ml bottle is for people who want a medium dose of CBD. Our tincture containing 2500 mg of CBD in 30 ml of MCT oil delivers 83.33 mg of CBD in each milliliter. Our 7500 mg of CBD in our 30 ml bottle is for people who want a high-strength dose of CBD. Our tincture containing 7500 of CBD in 30 ml of MCT oil delivers 250 mg of CBD in each milliliter.