Back in the day, it was widely held that chocolate, fried foods and other less-than-healthy eating choices led to breakouts and flawed complexions. But two studies published in 1969 and 1971 suggested otherwise, convincing many experts that no link existed between diet and skin problems [source: Bowers]. More recently, however, new research has revived the theory that there is a healthy skin diet and certain foods and dietary habits increase the likelihood of acne, wrinkles, irritation, skin cancer and more. Are the things you eat and drink taking a toll on your face? Click through this image gallery to discover five food mistakes that hurt your skin.