Support joint mobility. Support normal brain function. Help maintain normal GI health. Help maintain calmness. Easy to measure. Doctor formulated. Complimentary support from medical professionals. Every batch of our products are tested by state-certified laboratories in accordance with California cannabis testing regulations to ensure quality and safety. Extra Strength formulations are made 10:1, optimal for those needing more advanced support The best value in our extra strength formulation is this 500 mg, which offers 8.33 mg CBD, and 0.83 mg THC per 1ml dose.