If you're overwhelmed by the countless protein bars out there, we asked dietitians to help narrow down which are the best.

Protein bars can be a great way to up your protein intake, but it’s important to choose a healthy one. Avoid bars with added sugar, processed ingredients, and unhealthy fats. Instead, look for ...

ONE’s Rocky Road protein bars are available in 12-pack boxes online at just $2.33 per bar. Be sure to get yours while they last, however, as the “limited-edition” stamp means this delectable flavor ...

Full-size original One protein bars are 2.12 ounces, whereas One Plant bars are slightly smaller at 1.59 ounces. One Minis protein bars, the smallest variety, are 0.78 ounces apiece. How much you ...

If you’re having a protein bar as a snack or post-workout supplement, aim for a one that has roughly 200 calories per serving, Mr. DiMarino said, with fewer than five grams of fat and five grams ...