Viridian Co-Q10 200mg & MCT Veg Caps 30 size #368 Up To 30% OffCo enzyme Q10 is produced naturally in the body and found in the mitochondria inside every cell. The highest concentration of CoQ10 is found in the organs that have the highest energy requirements, such as the heart, liver, kidneys and lungs. As we age our bodies naturally produce less Co Q10, but it is possible to increase intake through diet or supplementation and can be found in foods such as fatty fish, broccoli, cauliflower, oranges, strawberries