New from Quest Nutrition, these delicious peanut butter cups pack 11 grams of protein, less than 1 gram of sugar and only 1 gram of net carbs per serve. These peanut butter cups are the ultimate keto friendly Reece's alternative, and perfect for anyone following a low carb or ketogenic lifestyle. Hold on. The Nutritional Information label says 13g carbs? Quest peanut butter cups feature a US nutrition information, which is slightly different to Australian ones.