Protein bars remain one of the most popular grab-and-go products in the health food aisle, as shoppers continue looking for convenient ways to add more protein to their diets. In this roundup, registered dietitians highlight five of the healthiest protein bars available at the supermarket.

The list points readers toward options that fit a more balanced nutrition profile rather than simply choosing the bar with the biggest protein claim on the package. Nut-based bars are among the recommended picks, suggesting that some of the better choices lean on familiar ingredients while still offering a satisfying amount of protein.

Dietitians typically evaluate protein bars by looking beyond marketing language. Factors such as ingredient quality, overall nutrition balance, and added sugar can matter just as much as total protein, especially for people who want a bar that works as a practical snack instead of a candy bar in disguise.

For supermarket shoppers, the takeaway is that healthier protein bars do exist, but the best choices are usually the ones with a simpler ingredient list and a more thoughtful balance of protein and other nutrients. As protein products continue to fill store shelves, expert guidance can help narrow the field to options that better support everyday eating habits.