Can Cutting Carbs Help Acne? What the Skin Research Says
The idea that diet affects acne went in and out of fashion for decades, often dismissed entirely. The picture has shifted, and there is now genuine trial evidence that the kind of carbohydrate you eat influences breakouts. For anyone eating low-carb who has noticed their skin improve, this is the research behind it.
The landmark study The most-cited evidence is a randomised controlled trial by Smith and colleagues, published in the American Journal of Clinical Nutrition in 2007.