21st Century Co Q-10 is an extra strength dietary supplement containing 200mg of Coenzyme Q10 per capsule. This natural biochemical compound supports cellular energy production, particularly in the heart. Each bottle contains 45 capsules. Coenzyme Q10 (CoQ10) is a naturally occurring antioxidant that plays a vital role in energy production at the cellular level. The 200mg dosage represents an extra strength formulation. As a dietary supplement, CoQ10 may help support heart health and overall energy levels. The product comes in an easy-to-use bottle with a purple cap for convenient storage and dispensing.