Coenzyme Q10 (Co Q10) is essential to human life. It plays a role in the electron transport chain, one of the body's energy-producing cycles that converts food into energy. Research indicates that supplementation with this nutrient may support normal heart Note: If you are pregnant or breastfeeding, consult your health care professional before using this product. 2 to 4 tablets daily, or as recommended by your health care professional. Place tablet under the tongue & allow to dissolve slowly, altering the position of the tablet to avoid prolonged contact with the same area.