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Protein Bars & Snacks

39 products
E3 Energy Cubes - Peanut Butter Lovers Pack (12 bars) - Protein Supplements E3 Energy Cubes - Peanut Butter Lovers Pack (12 bars) - Protein Supplements
$39.96
$39.96
Two peanut butter favorites in one pack -- 12 bars: 6 Peanut Butter and Chocolate + 6 Peanut Butter and Jam (Strawberry). Protein base: Egg white protein + grass-fed hydrolyzed collagen peptides...
E3 Energy Cubes - PB & Jam Strawberry Protein Bars (12 bars) - Protein Supplements E3 Energy Cubes - PB & Jam Strawberry Protein Bars (12 bars) - Protein Supplements
$39.96
$39.96
Classic Pb&J in a refrigerated, high-fiber protein bar: Organic peanut butter, organic apple-juice infused dried strawberries, egg white protein, and grass-fed hydrolyzed collagen peptides. ...
E3 Energy Cubes - 5 Flavor Variety Pack (12 bars) - Protein Supplements E3 Energy Cubes - 5 Flavor Variety Pack (12 bars) - Protein Supplements
$39.96
$39.96
All five flavors in one box -- 12 bars: Almond Cherry, Peanut Butter and Chocolate, Lemon Blueberry, Orange Cranberry, and Peanut Butter and Jam (Strawberry). Protein base: Egg white protein + g...
E3 Energy Cubes - Orange Cranberry Protein Bars (12 bars) - Protein Supplements E3 Energy Cubes - Orange Cranberry Protein Bars (12 bars) - Protein Supplements
$39.96
$39.96
Bright citrus-forward flavor in a refrigerated, high-fiber bar: Egg white protein, grass-fed hydrolyzed collagen peptides, Mct oil, and prebiotic fiber. Prebiotic fiber for sustained energy: Nea...
All Real Nutrition - Peanut Butter Protein Bar (50g x 12) - Protein Supplements All Real Nutrition - Peanut Butter Protein Bar (50g x 12) - Protein Supplements
$40.00
$40.00
16g Irish grass-fed milk protein: Each bar delivers 16g of protein from Irish grass-fed milk protein, with all nine essential amino acids in the ratios your body uses for recovery and daily prote...
All Real Nutrition - Cashew Cookie Dough Protein Bar (50g x 12) - Protein Supplements All Real Nutrition - Cashew Cookie Dough Protein Bar (50g x 12) - Protein Supplements
$40.00
$40.00
16g Irish grass-fed milk protein: Each bar delivers 16g of protein from Irish grass-fed milk protein, with all nine essential amino acids for recovery and lasting fullness. Creamy cashew base: W...
All Real Nutrition - Almond Vanilla Protein Bar (50g x 12) - Protein Supplements All Real Nutrition - Almond Vanilla Protein Bar (50g x 12) - Protein Supplements
$40.00
$40.00
16g Irish grass-fed milk protein: Each bar delivers 16g of protein from Irish grass-fed milk protein, with all nine essential amino acids for muscle support and lasting fullness. Slow-roasted al...

High-protein bars, ready-to-eat snacks, and meal-boosting options for hitting daily protein targets when shaking a powder is not realistic -- travel, work, between meals, or as a satisfying treat that still serves your training.

Browse our full Protein collection to compare bars and snacks against whey, plant, and animal protein powders side by side.

What to Look For

  • Protein per bar: Look for at least 15g of protein per bar as a meaningful contribution to daily intake. Many bars marketed as "protein" deliver only 5-10g -- closer to a candy bar with marketing than a real protein source.
  • Protein source: Whey isolate and milk protein blends deliver complete amino acid profiles. Collagen-protein hybrid bars contribute to joint and skin support but should not be your only protein source -- collagen is incomplete on its own.
  • Sugar and sweeteners: Watch for added sugars (some bars contain more than a candy bar) and sugar alcohols (maltitol, erythritol) which can cause GI distress in some people. Bars sweetened with stevia, monk fruit, or dates are generally cleaner.
  • Fiber content: 4-8g of fiber per bar improves satiety and slows protein absorption for sustained energy. Prebiotic fibers (chicory root, inulin) also support gut health.
  • Ingredient simplicity: Bars with whole-food ingredients (dates, nuts, real fruit) tend to be cleaner than highly processed bars with long ingredient lists.

Frequently Asked Questions

Are protein bars a good replacement for a protein shake?

For convenience and travel, yes -- a 15-20g protein bar covers a snack-sized protein need. For post-workout recovery, a fast-absorbing whey or plant protein shake is more effective because liquid protein hits the bloodstream faster. Bars are best for between-meal protein when you cannot shake a powder.

How many protein bars can I eat in a day?

One or two is reasonable for most people. Quality bars are 200-300 calories each, which adds up quickly if you stack three or more on top of regular meals. They are designed as snacks or convenience options, not full meal replacements.

What about sugar alcohols in low-sugar bars?

Sugar alcohols (maltitol, erythritol, xylitol) let manufacturers reduce sugar content while maintaining sweetness, but they are notorious for causing bloating, gas, and diarrhea in many people, especially in doses over 10-15g. If a bar lists multiple sugar alcohols, test with half a bar first to assess tolerance.

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These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult with your doctor to see if this product is right for you.