What’s the Tongkat Ali Extract efficacy and side effects?

High quality Tongkat Ali Extract is growing in southeast Asia near the equator of pristine tropical  rainforest damp sandy soil a wild shrub plants, mature period for more than 5 years in general.Tree 4 ~ 6 meters high, up to 12 meters,  the trunk 8 ~ 10 cm in diameter, the largest up to 15 cm.Branches few bifurcate, leaves grow on the top umbrella.Its root nor bifurcate,  into the deepest up to 2 m.1, strong kidney functionThe doctor of traditional Chinese medicine [...]