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Sources and further reading

These are the outside sources we read while building the rankings and guides: dietary guidelines, studies and editorial roundups. Each has a one-line summary so you can decide what to open.

31 sources in 15 topics.

Best healthy high protein snacks

Best low sugar protein bars

Gluten free protein snacks

High protein snacks for kids

High protein snacks on the go (portable, travel, shelf stable)

High protein snacks under 200 calories

How much protein should a snack have

How to choose a healthy protein snack (how to read a snack label)

Keto low carb protein snacks

  • Photo gallery of about twenty-six savory keto recipes credited to network chefs; offers ideas but little per-serving nutrition data.

Post workout protein snacks

Protein per 100 calories snacks (protein density)

Protein snacks for diabetics / blood sugar

Protein snacks for weight loss

  • Protein shakes: Good for weight loss? (opens in a new tab)

    Koc University Hospital (Mayo Clinic Care Network; Mayo Clinic Health Information Library content), health-system

    Partner-hospital mirror of a Mayo Clinic Health Information Library FAQ: protein shakes are not a shortcut, extra protein adds calories, and weight loss rests on energy balance.

Savory high protein snacks (jerky, chips, nuts)

Vegan protein snacks