Three new products have already been test-launched as a result of this work: Snickers Hi Protein, Snickers & Twix Oaty and M&M's Munchums. Real-life store tests show that these innovations outperform ...

RXBAR Chocolate Sea Salt is my pick for the best overall because it checks every box: high in fiber, more than 10 grams (g) of protein, free of added sugar, and made with whole food ingredients.