It's common knowledge that fruit and vegetables contain powerful antioxidants. They help to protect skin from the cellular damage that is caused by free radicals. What are free radicals? Free radicals are caused by smoking, pollution and sunlight. They're not good - they can cause wrinkling and age spots. To help your body combat the effects of free radicals, you should aim to eat at least five portions a of fruit & veg a day, ideally eating different types. Betacarotene, found in pumpkin, carrots and sweet potatoes, and lutein, found in kale, papaya and spinach are potent antioxidants, important for normal skin cell development and healthy skin tone.