Read this BBC News webpage where there is a great deal more detail about this. Speaking for myself, I try to eat a few cloves of garlic a day and I believe it is doing me good. - A safe, rapid way to reduce high blood pressure naturally without using drugs (which always have undesirable side-effects), is to cut down on salt and salty food. This provides many other health benefits too. - Do yourself a favour and cut down on your salt intake. - You will feel so much better!