Abstract: The invention relates to compositions, and methods of use thereof, for boosting immunity, e.g. innate immunity, in a subject in need thereof comprising administering to the subject certain polyphenols such as flavanols, procyanidins, or pharmaceutically acceptable salts or derivatives thereof.

Abstract: The invention relates to compositions, and methods of use thereof, containing polyphenols such as flavanols, procyanidins, their derivatives and epimers thereof, for inducing peripheral blood vessel vasodilation, for example for treating or preventing peripheral vascular diseases.

Abstract: The invention relates to compositions, such as pharmaceuticals, foods, food additives, or dietary supplements, containing a flavanol, an A-type procyanidins, a B-type procyanidin or a derivative thereof, and methods of use thereof, for treatment and/or prevention of occlusive thrombosis and related conditions.

Abstract: The invention relates to compositions containing derivatized flavanols such as methylated flavanols, and methods of use thereof for prophylactic or therapeutic treatment of a human or a veterinary animal for example as anti-platelet agents.

Abstract: The invention relates to compositions, such as pharmaceuticals, foods, food additives, or dietary supplements, containing dimer digallates, and methods of use thereof, for prophylactic or therapeutic treatment of a human or a veterinary animal to treat or prevent NO-responsive health conditions, treat hypertension, cardiovascular disease, coronary artery disease, diabetes, cognitive dysfunction or disorder and/or vascular circulation disorders, prevent or reduce the risk of heart attack, stroke, congestive heart failure and/or kidney failure, or to improve blood flow, for example renal blood flow. The composition may optionally contain an additional NO modulating agent and/or a vascular-protective or therapeutic agent, or may be administered in combination with such an agent.

Abstract: The invention relates to compositions, such as pharmaceuticals, foods, food additives, or dietary supplements, containing A-type procyanidins, and methods of use thereof, for prophylactic or therapeutic treatment of a human or a veterinary animal to treat or prevent NO-responsive health conditions, treat hypertension, cardiovascular disease, coronary artery disease and/or vascular circulation disorders, prevent or reduce the risk of heart attack, stroke, congestive heart failure and/or kidney failure, or to improve blood flow, for example renal blood flow. The composition may optionally contain an additional NO modulating agent and/or a cardiovascular-protective or therapeutic agent, or may be administered in combination with such an agent.