Like sweet potatoes, the benefits of fish like salmon and tuna come from a powerful B vitamin that helps convert food into energy: B12.⁸  It’s an ideal lean protein source for when you want a little extra pep in your step, without the heaviness of fattier meats.

Source:

[8] https://ods.od.nih.gov/factsheets/VitaminB12-HealthProfessional/