Natural and Artificial Sour Berry Candy Flavoring Oil, Used for Hard Candy Flavoring, Smoothies, Frostings,etc. No alcohol, High Concentrate. ~~~~Enhance a sour flavor in fruit flavors with Citric Acid for citric fruits like Orange, Lemon, Lime or Malic Acid for non citric fruits, like Apples, Melons and Berries. CLICK HERE TO BUY CITRIC or MALIC ACID!