Acerola

Benefits 
There is one reported and scientifically proven benefit from consumption of Acerola fruits. One thing that is often brought up is the very high Vitamin C (Ascorbic Acid) content, which is proven to have a beneficial effects on skin, hair, and immune health as well as preventing scurvy.  

References

 Other websites 
Growth Range Source

Benefits Source
Category:Fruits
Category:Malpighiales