Nature's Answer Hawthorn Complete Extractacaps liquid extract in a capsule. Hawthorn has been researched for supporting heart function. Cardio Hawthorn contains Linden and Cayenne to help promote optimal cardivascular function and healthy circulation. Nature's Answer Hawthorn Complete Extractacaps are filled with easy-absorbable liquid extracts and Quick-Sorb, an exclusive blend of herbs known to enhance delivery of nutrients to the body.