The Blackberry is an aggregate fruit, containing many small dark purple colored drupes with soft fragile skin. There is a greenish white core in the middle of the cluster. Immature red and hard blackberries convert into mature black and shiny juicy fruit. Omega 3 fatty acids are also present in blackberries. The benefits of Omega 3 fatty acide include reducing the risk of cancer and reducing the risk of heart disease. In addition, Omega 3 fatty acids are known for improving brain function, specifically memory and performance.