Black sesame oil has been celebrated for its nourishing and health-giving properties for literally thousands of years. It has also become one of the most studied oils in existence, with a wide variety of human studies conducted over the years. Modern medicine has uncovered how black sesame oil can support your heart... your nervous system... your metabolism... help maintain normal blood sugar balance... and more. Perfect Press™ Black Sesame Oil is the purest, most potent sesame oil ever created — and has all the life-changing benefits of thousands of black sesame seeds in one bottle. 8 oz bottle.