Grenade Carb Killa Protein Bar (1 Bar)
⚡ In a hurry? Our #1 pick
Grenade Carb Killa Protein Bar (1 Bar)
From $4.35 CAD · In stock · Ships same-day from Montreal

Best high protein bars in Canada in 2026? Our owner-tested picks include Grenade Carb Killa Protein Bar (1 Bar), Built Protein Bars & Puffs (1 Bar), Warrior Crunch Low-Carb Protein Bar (1 Bar) — all in stock and shipping same-day from our Montreal store, no duties.

Our top picks

In stock today — tap any image to view the product.

Grenade Carb Killa Protein Bar (1 Bar)
Top Seller

Grenade Carb Killa Protein Bar (1 Bar)

$3.99 CAD · Grenade · In stock · Ships same-day from Montreal

Built Protein Bars & Puffs (1 Bar)
Staff Pick

Built Protein Bars & Puffs (1 Bar)

$4.35 CAD · Built Bar · In stock · Ships same-day from Montreal

Warrior Crunch Low-Carb Protein Bar (1 Bar)
Staff Pick

Warrior Crunch Low-Carb Protein Bar (1 Bar)

$4.99 CAD · Warrior Supplements · In stock · Ships same-day from Montreal

Barebells Protein Bar (1 bar)
Staff Pick

Barebells Protein Bar (1 bar)

$4.99 CAD · Barebells · In stock · Ships same-day from Montreal

David Gold GF High Protein Bar (1 Bar) *online only for 24h*
Staff Pick

David Gold GF High Protein Bar (1 Bar) *online only for 24h*

$7.29 CAD · David Protein · In stock · Ships same-day from Montreal

Snickers Hi-Protein Bar (1 bar)
Staff Pick

Snickers Hi-Protein Bar (1 bar)

$5.5 CAD · Mars Brand · In stock · Ships same-day from Montreal

Grenade Carb Killa Protein Bar (Box of 12)
Staff Pick

Grenade Carb Killa Protein Bar (Box of 12)

$42.99 CAD · Grenade · In stock · Ships same-day from Montreal

NEW David Protein Bar Bronze (1 bar)
Staff Pick

NEW David Protein Bar Bronze (1 bar)

$7.29 CAD · David Protein · In stock · Ships same-day from Montreal

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What are the best high protein bars in Canada in 2026?

Bars with 20g or more protein per serving, taste-tested by our Montreal team. Top picks include Grenade Carb Killa, David Protein, Barebells, Warrior Crunch, and Quest.

Bars with 20g or more protein per serving. Owner Diana taste-tests every flavor at our Montreal store before it lands on this list. Updated 2026-05-18.

High protein bars 20g+ available at Top Nutrition Montreal
Featured: Grenade Carb Killa Protein Bar (1 Bar)

Comparison — High Protein Bars in Stock Right Now

Brand Bar Protein Calories Net carbs Sweetener Price / bar
Grenade Grenade Carb Killa Protein Bar (1 Bar) 21g 208 n/a Maltitol $4.35
Warrior Supplements Warrior Crunch Low-Carb Protein Bar (1 Bar) 20g 230 n/a Maltitol $4.99
Barebells Barebells Protein Bar (1 bar) 20g 200 n/a Maltitol $6.25
David Protein David Gold GF High Protein Bar (1 Bar) *online only for 24h* 28g 150 n/a Allulose $7.29
David Protein NEW David Protein Bar Bronze (1 bar) 20g 150 n/a Maltitol $7.29
PERF4M Nutrition PERF4M Low Sugar Protein Bar (1 Bar) 20g 220 n/a Maltitol $4.99
Allmax Nutrition Allmax Nutrition Hexapro Protein Bar (1 bar) 20g 240 7g Maltitol $2.99
Quest Nutrition Quest Nutrition Overload Protein Bar (1 bar) 20g 210 4g Stevia $6.25
Think! Think! High Protein Bar (1 Bar) 20g 240 0g Stevia $3.99
Fitcrunch Robert Irvine's FITCRUNCH Low Sugar GF Protein Bar (1 bar) 30g 380 n/a Maltitol $4.99
GHOST Ghost Protein Bar (1 bar) 20g 270 n/a Mixed $6.25
Mammoth Mammoth GF 25g Protein Bar (1 bar) 25g 320 n/a Maltitol $4.35

Why buy from Top Nutrition & Fitness?

  • Montreal-based specialty retailer since July 2016 — owner Diana personally taste-tests every flavor before stocking
  • Same-day shipping from our Montreal warehouse to Canada-wide addresses
  • Carrier options: UPS, GLS, Canada Post, ITS, Canpar, Purolator, FedEx
  • Free shipping on qualifying Canadian orders
  • Authorized retailer for Grenade, Barebells, Built Bar, David, Quest, Warrior, Misfits, Allmax, PERF4M, Wispy, ChocZero, SNCK, Magic Spoon, Fitcrunch, WELLBAR, Ghost, Mammoth, Think!
  • 4.9/5 on Google · 4.87/5 on Judge.me · 40,000+ Canadians served

Optional 90-day satisfaction guarantee — no return required. Choose Checkout+ Now at checkout to upgrade your order with extended 90-day satisfaction protection plus cash back rewards that stack with TNF points. Or pick Continue without Benefits to keep our standard 30-day return policy. Either way, you're covered.

Which High Protein Bar Should You Pick?

  • Best taste: Grenade Carb Killa, Barebells, and David Protein Gold tie for top reviews. Try all three to find your favorite.
  • Best value per bar: Allmax Hexapro at $2.99 and Think! at $3.99 deliver 20g+ protein at the lowest price points.
  • Lowest calorie: David Protein Gold (150 cal / 28g protein) and David Protein Bronze (150 cal / 20g) lead the cutting category.
  • Highest protein: David Protein Gold at 28g and FITCRUNCH at 30g for serious muscle-recovery snacking.
  • Lowest net carbs: Warrior Crunch and PERF4M Low Sugar lead with low net carbs and 20g+ protein.

Related Buying Guides

Frequently Asked Questions — High Protein Bars in Canada

What counts as a high protein bar?

Most nutritionists consider a high protein bar one with 20g or more protein per bar. All bars on this list meet that threshold. Bars typically range from 100-300 calories with sweeteners including allulose, stevia, monk fruit, or sucralose. Choose the texture and macro profile that fits your goal.

How many high protein bars can I eat per day?

Two bars per day is a reasonable cap for most active adults — that puts you at roughly 40-50g of supplemental protein. Use bars as snacks between meals or as a recovery option, not as full meal replacements. Whole-food protein sources remain the foundation of any sound nutrition plan.

Are high protein bars good for cutting and lean phases?

Yes. Bars in the 130-200 calorie range with 20g+ protein give you a high protein-to-calorie ratio, which is ideal during a cut. Look at our David Protein, Allmax Hexapro, and Grenade Carb Killa picks for low-calorie options. Always pair with whole-food meals and adequate fibre.

Which high protein bar has the cleanest ingredients?

David Protein, Quest Nutrition Overload, and Allmax Hexapro use minimal additives and recognizable ingredients. Grenade Carb Killa and Barebells use sugar alcohols (maltitol) and sucralose for sweetness. The "cleanest" depends on your tolerance — taste-testing is the best filter.

Is 20g of protein enough for muscle building?

20-25g of high-quality protein per meal hits the leucine threshold that triggers muscle protein synthesis in most adults. Bars deliver that dose in a portable, shelf-stable format. Spread your protein intake across 4-5 feedings per day for best results.

Do high protein bars need refrigeration?

Most do not — they are shelf-stable for 6-12 months at room temperature. Hot climates can soften the chocolate coating, so store in a cool dry place. Refrigeration extends freshness and firms up texture if you prefer a denser bite.

How do high protein bars compare to a protein shake?

Bars are more convenient and provide chewing satisfaction. Shakes digest faster and let you customize ingredients. For pre or post-workout timing, shakes are usually preferred. For travel, school, work, or as a snack, bars win. Many of our customers use both depending on context.

About the author

Written by Diana Famintsyna, owner of Top Nutrition & Fitness since July 2016. We are a Montreal-based specialty supplement and snack retailer. Diana personally taste-tests every flavor before stocking it. Contact: info@topnutritionandfitness.com · 438-812-5229

Grenade Carb Killa Protein Bar (1 Bar)
Our #1 pick · $4.35
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