Garlic's antibiotic action is well-known. It is useful for chest infections, colds and 'flu. It also helps to maintian cardiovascular health (in combination with other dietary and lifestyle changes) by lowering cholesterol and blood pressure and keeping blood thin. Suitable for children.High doses should be avoided by those taking anti-coagulant therapy. Avoid high doses during pregnancy. High blood pressure should be monitored by a healthcare professional.