A. Vogel Cardioforce Heart Drops contain more than 700 mg of fresh Hawthorn (Crataegus oxycanthus) berry extract per serving. Hawthorn is widely regarded in Europe as a safe and effective treatment for the early stages of heart disease and has been used for a number of ailments including angina, myocarditis, arteriosclerosis, nervous conditions like insomnia, and diarrhea. Chemical constituents in the berries have been shown to enhance enzyme metabolism and oxygen utilization in the heart. It has also been indicated for strengthening blood vessels, vascular insufficiency and blood clots, restoring the heart muscle wall, lowering cholesterol, and to aid digestion. A. Vogel Cardioforce Heart Drops contain ethically wild crafted Hawthorn berries and are produced in accordance with the Swiss Good Manufacturing Practices to ensure uniform quality and potency.