With a strong 11 grams of protein, 4 grams of fiber, and only 7 grams of added sugar, it's perfect for an on-the-go snack. Quest nutrition bars are all about the protein, making them an ideal choice if you're trying to fend off cravings and gain lean muscle. 12g of protein keeps you full and low calories are great if you’re trying to lose weight. For weight loss, look for bars with a 2:1 ratio of protein to carbohydrates. Some diets require you to count net carbs, which is the number of carbs minus the amount of fiber and a portion … The bar is free of artificial sweeter or sugar alcohols … These bars have great flavor and are perfect for an on-the-go meal replacement. “Calories are important to consider, depending on your goal. Are meal replacement shakes good for weight loss? And if weight loss or weight gain is your goal, Samuels recommends looking at calories. Made with natural ingredients and full of vitamins these protein bars … These bars pack a punch with goodness as well as good taste. Though some people experience stomach discomfort with whey, the massive serving of 20 grams of protein per 180-calorie bar is perfect … “If weight gain is your goal, your bar … If your goal is weight loss, I usually recommend keeping the calories for bars around 150 calories,” she said.