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

The David bar’s breakout success is proof that, in our culture of optimization, one macronutrient is king. But can the ...

Some bars, like protein powder, are loaded with added sugars, various protein amounts, and different nutrients. There’s no official definition as to what constitutes a protein bar, per the FDA.

To be sure, this doesn't smell like a protein bar. The chocolate (or chocolat-ish) on the outside of the bar is sweet and mixes with the peanuts inside to give off the feeling you're about to bite ...

The multibillion-dollar protein-bar industry is projected to grow to over 7 billion by 2029 — so it's no surprise there are a lot of bars on the market. But they can't all be winners.

Photo by Adam Sommer 5. RXBAR The best part of these protein bars is the short, simple ingredient list and good taste. The stats are on par with their competitors, with 12 grams of protein, 13 grams ...

Most people should choose a bar with at least 10 grams of protein. Those who are more physically active or trying to build muscle should aim for closer to 15 to 20 grams.

Keen to up your protein intake to support your running? Shop our pick of the best protein bars for runners, as tested by the Runner’s World Lab.