Never tried ginkgo other manufacturers but this - a miracle! A week later, the reception of this additive could feel a new strength, his head stopped hurting at all, there was the energy to work is not crawling with shortness of breath (do not smoke) and the fly on the wings. I bought the drug just like that, nothing magical about not waiting, the effect is stunning. In his 37 years on the felt younger than 15 returned erstwhile energy, clarity of mind. I order myself and my mother (58 years), after a course report back on the results.