Popsugar Family Little Kids Best Proteins For Kids A Nutritionist Ranked the 10 Best Proteins For Your Kids August 28, 2018 by Laurel Niedospial View On One Page Photo 3 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Tuna Whether it's on a sandwich or in a sushi roll, tuna is pretty amazing. This heart-healthy meal improves immunity and strengthens those growing bones. Previous Next Start Slideshow Little KidsHealthy Eating TipsHealthProtein