The 23 Best High-Protein Foods, According to a Dietitian

12) Sardines

This is an oily fish with very high protein and low mercury levels. As such, sardines are a healthy option you can find almost anywhere. It comes as canned food, but it will be better for your health if you can buy fresh sardines instead. They have high-quality protein but also healthy fatty acids and sufficient calcium and iron.

3 canned sardines weighing 114 grams contain close to 24 grams of protein. This comes with zero carbohydrates, sugars, and fiber, which is a good thing to consider if you’re following a keto diet.