What is green apples sour?

Green apples are known for their tart and sour taste. The sourness of green apples is due to the presence of malic acid in the fruit. This gives them a distinct flavor profile that many people enjoy. The acidity level of green apples varies depending on the variety, but they are generally more acidic than their red counterparts. Some of the popular green apple varieties include Granny Smith, Jonagold, and Golden Delicious. These apples are not only delicious but also have various health benefits as they are rich in fiber, minerals, and vitamins. They are also low in calories and help in promoting weight loss.