Nineteenth century European physicians made the discoveries that hawthorn berries were beneficial to health and well-being. Hawthorn preparations are derived from the flowers, leaves or berries of a thorny shrub (Crataegus oxyacantha) native to Europe. Puritan's Pride's Natural Whole Herb products utilize ground plant parts to provide the natural components found in nature. Available in (565 mg) Whole Herb Capsules.Hawthorn is used to help protect against heart disease and help control high blood pressure and high cholesterol. Both animal and human studies suggest hawthorn increases coronary artery blood flow, improves circulation, and lowers blood pressure. It has also been used on the skin to treat boils and skin sores.Nineteenth century European physicians made the discoveries that hawthorn berries were beneficial to health and well-being. Hawthorn preparations are derived from the flowers, leaves or berries of a thorny shrub (Crataegus oxyacantha) native to Europe. Puritan's Pride's Natural Whole Herb products utilize ground plant parts to provide the natural components found in nature. Available in (565 mg) Whole Herb Capsules.Hawthorn is used to help protect against heart disease and help control high blood pressure and high cholesterol. Both animal and human studies suggest hawthorn increases coronary artery blood flow, improves circulation, and lowers blood pressure.