Do you want to improve your concentration? Boost your energy? Fight aging? Ginkgo biloba, an extract from the oldest tree in the world, can increase your brain function and offer a wide range of benefits--from better sexual performance to higher test scores! Used in China for centuries, this potent herb has undergone rigorous clinical studies that prove its astounding effectiveness.  Authoritative and completely up-to-date, this remarkable guide brings you in-depth information on ginkgo biloba, a powerful natural aid for health and healing.  Discover:<br><br> Greater intelligence--a boost for academic and career performance, the right supplementation provides better short-term memory and concentration at any age<br> An effective antidepressant--no side effects, no "downside," the special properties of ginkgo biloba may be your natural alternative to prescription drugs<br> One of the world's most potent antioxidants--a ginkgo biloba "plus" that slows aging and keeps you young<br>  Circulatory health--the secret of ginkgolides for improved tone of blood vessels and protection against heart attack and stroke<br>  Male potency--exciting news about ginkgo biloba and men's sexual health<br> And much more!