After years of research, scientists were able to track down a ginkgo tree in China and discovered that the tree was not extinct because the monks at a monastery had been growing them for decades. The good news is that with discovery a whole new range of possibilities opened up for European and American countries who are trying to find more natural ways of dealing with illnesses. However, favenoid compounds work to stabilize the cell membranes, while additionally causing blood vessels and red blood cells to gain in flexibility. This results in an increase in blood flow, which acts as nourishment for places within the brain, hands, limbs, as well as other extremities. Increased blood flow, ultimately results in an increased amount of oxygen to the brain. People who suffer from more serious illnesses will have to take a higher dose in order to experience an improvement in their condition. If you suffer from any brain disorder the suggested intake is 120-140 milligrams of concentrate twice or three times a day. People who suffer from leg pains and loss of balance should have 120-160 milligrams twice or three times a day. Mainly, this has to do with the many potential ginkgo biloba side effects with nursing or pregnant women. Some of the most common types of ginkgo biloba side effects are diarrhea, headaches, nausea, restlessness, and vomiting. Therefore, pregnant or nursing women may need to lower their dosage or stop taking the supplements if they experience any of the ginkgo biloba side effects. In order for the biloba ginkgo vitamin to be effective is must have at least 24% flavenoids, as well as six percent terpenoids. Taking it at this level ensures optimal results. There are three major benefits of the biloba ginkgo vitamins. One has to do with the way they are known to help with a person's blood flow. As it has been around for so many years the use of ginkgo is a very common practice in Asian cultures for different applications. But before mentioning the different uses it can have, let's have a look at some interesting facts about this ancient tree. 1- It is believed that this tree came along more than two hundred million years ago.