I haven't had them before but it looks like they do have very limited ingredients, still a lot of sugar, but it seems the sugar is all from dates which has a low glycemic index.
Ingredients: Dates, Egg Whites, Almonds, Cashews, Cacao, Sea Salt, Natural Chocolate Flavor
Nutrition: 210 Cals @ 9g Fat, 24g Carbs (6g Fiber, 15g Sugar, 3g Other), 12g Protein, 270mg Sodium, 330mg Potassium