Zentein Protein Bars - Explained

Most protein bars look healthy. But flip them over and you’ll often find artificial sweeteners that cause bloating and crashes, sugar alcohols and fillers that upset digestion, ultra-processed ingredients your body doesn’t recognize, and β€œprotein” that’s poorly sourced or hard to absorb.

That problem becomes more than an inconvenience in real-world situations. During time spent in and around the Canadian military, the need was clear: a protein bar had to be ready to eat, durable, and genuinely nourishing. It needed to deliver real protein and energy without artificial sweeteners or additives that could compromise digestion. Gut issues can be a liability when you’re operating in the field or responding to emergencies.

That same standard guided the creation of Zentein protein bars. Real ingredients. Real nutrition. No artificial sweeteners. A homecooked meal is the best option but when life gets busy, we've created a bar you can rely on whether you’re training, working long days, traveling, or living your life.

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25 g of Protein

Per Package

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No Artificial Sweeteners, Colours, or Preservatives
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Made Fresh Weekly

Best Before: 12 Months

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Sweetened with Canadian Honey

And some Belgian Chocolate

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Protein from Bovine Collagen

Can support joints, connective tissue, and gut health

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High Quality Ingredients

We put the same thought, care, and attention into every bar

We designed our bars to function like real food, not candy with protein added.

Delicious, Nourishing, and Satisfying

Two Delicious Flavours

Peanut Butter Cup blends rich chocolate with natural peanut butter, while Strawberry Blondie offers a lightly sweet bite with real strawberry notes and white chocolate.

Peanut Butter Cup blends rich chocolate with natural peanut butter, while Strawberry Blondie offers a lightly sweet bite with real strawberry notes and white chocolate.

Collagen-Based Protein

Most of the protein in each bar comes from high-quality bovine collagen, providing unique amino acids that support connective tissue, joints, and gut health, not just muscle macros.

Most of the protein in each bar comes from high-quality bovine collagen, providing unique amino acids that support connective tissue, joints, and gut health, not just muscle macros.

Steady Energy from Simple + Complex Carbohydrates

A thoughtful combination of Canadian honey and whole oats delivers both quick and sustained energy. Honey provides readily available fuel, while oats release energy more slowly: helping avoid spikes and crashes.

A thoughtful combination of Canadian honey and whole oats delivers both quick and sustained energy. Honey provides readily available fuel, while oats release energy more slowly: helping avoid spikes and crashes.

Whole-Food Fats from Natural Nut Butters

Natural peanut butter supplies healthy fats and additional protein that slow digestion and promote longer-lasting fullness, keeping energy levels stable between meals.

Natural peanut butter supplies healthy fats and additional protein that slow digestion and promote longer-lasting fullness, keeping energy levels stable between meals.

Belgian Chocolate, Purposefully Used

Premium Belgian dark and white chocolate are chosen not just for taste, but for balance. Dark chocolate contributes cacao’s naturally occurring antioxidants, while white chocolate adds smoothness and richness. Chocolate creates a satisfying flavour and texture without relying on artificial sweeteners.

Premium Belgian dark and white chocolate are chosen not just for taste, but for balance. Dark chocolate contributes cacao’s naturally occurring antioxidants, while white chocolate adds smoothness and richness. Chocolate creates a satisfying flavour and texture without relying on artificial sweeteners.

No Refrigeration Required

Shelf-stable and easy to store, our products require no refrigeration. If stored in cooler temperatures, the texture may firm up naturally. Simply let it come back to room temperature for the best eating experience.

Shelf-stable and easy to store, our products require no refrigeration. If stored in cooler temperatures, the texture may firm up naturally. Simply let it come back to room temperature for the best eating experience.

Protein bar package labeled 'Peanut Butter Cup' on a white background
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Durable, Protective Packaging

Made with a thick, resilient film designed to withstand real life. From the bottom of backpacks and purses to the occasional wash-and-dry mishap. It protects the food inside from damage, and everything outside.

Go-Anywhere Design

Designed to fit easily into purses, backpacks, gym bags, jacket pockets, and rucksacks. Convenient, compact, and ready whenever you are.

Easy-Tear Notch

Thoughtfully designed for fast, frustration-free opening: at the gym, at work, or on the go.

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Two Pieces Per Package

Each package contains two individually sized pieces: perfect for sharing, portioning, or saving one for later.

25g Protein Per Package

Each two-piece package delivers 25g of protein to support energy, strength, and recovery.

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Ingredients:

Bovine Collagen
Canadian Honey
Oats
Natural Peanut Butter
Belgian Chocolate
Freeze Dried Strawberries

Collagen

Collagen is a structural protein rich in glycine, proline, and hydroxyproline - amino acids that play a key role in connective tissue, joints, skin, and gut lining. Gelatin is simply collagen that has been gently processed into a form that’s easy to use and digest, while retaining its characteristic amino acid profile. In foods, gelatin helps create structure, softness, and a satisfying bite. This helps the bar’s texture and stability without the need for artificial binders.

Canadian Honey

Honey provides readily available glucose and fructose for quick energy, while also containing trace bioactive compounds.
We use Canadian honey as a natural source of sweetness and energy: providing simple carbohydrates that fuel quick energy while contributing to a smooth texture and balanced flavour, without relying on refined sugars or artificial sweeteners.

Rolled Oats

Whole rolled oats provide complex carbohydrates and naturally occurring beta-glucan fibre, which helps slow digestion and support longer-lasting fullness, while Canadian honey delivers simple carbohydrates for quick, readily available energy. Together, they create balanced, sustained fuel without sharp spikes or crashes.

Natural Peanut Butter

Creamy natural peanut butter provides healthy monounsaturated fats, plant-based protein, and micronutrients that help slow digestion and support longer-lasting fullness. By pairing fats with protein and carbohydrates, it helps create steady energy and a more satisfying bar without relying on artificial binders or fillers.

Belgian Chocolate

We use premium Belgian dark chocolate in our Peanut Butter Cup for its rich cacao flavour and naturally occurring antioxidants, and smooth Belgian white chocolate in our Strawberry Blondie for balance, creaminess, and gentle sweetness. Cacao contributes plant compounds known for their antioxidant activity, while both chocolates are chosen intentionally to enhance taste and texture without relying on artificial sweeteners.

Freeze Dried Strawberries

Our Strawberry Blondie protein bar is made with real freeze-dried strawberries for authentic fruit flavour and natural colour. Freeze-drying helps preserve naturally occurring nutrients, including vitamin C, which plays a supportive role in normal collagen formation in the body. All without added sugars or artificial flavours.

Choose Your Flavour:

Peanut Butter Cup

Peanut Butter Cup

Belgian Dark Chocolate and Natural Roasted Peanut Butter

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Strawberry Blondie

Strawberry Blondie

Freeze Dried Strawberries and Belgian White Chocolate

(with some Peanut Buttery Goodness)

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How to Enjoy Zentein Protein Bars

Take It Anywhere

Easy to carry

The durable packaging fits easily into backpacks, gym bags, purses, or rucksacks. Protects both the food inside and everything around it.

Busy Mornings

No preparation needed

Each bar contains oats, honey, 25g of protein, nut butters... the main macronutrients and delicious breakfast-type ingredients all in a bar.

Training Sessions

Reliable fuel to power your body

With protein for recovery and balanced carbohydrates for steady energy, Zentein protein bars fit seamlessly before, during, or after training.

On-The-Go

Packaged and portable

Durable, compact, and ready to eat -making them ideal for travel, long days, and anywhere reliable nutrition matters. No prep, no mess, just real fuel when you need it.

Perfect Places to Bring a Zentein Protein Bar

Hospitals

Stay fuelled while waiting.

Road Trips

Easy, mess-free fuel for long drives, quick stops, and everything in between.

School

Satisfying snack to keep energy steady between classes and activities.

Outdoors

Simple, satisfying fuel for days on the trail or at camp.

Airplanes

Easy to pack, easy to eat, and perfect when in-flight options are limited.

Emergency Kits

A shelf-stable, ready-to-eat source of food that’s easy to store and dependable.

Golf Course

Toss in your golf bag for convenient fuel without the need for prep or refrigeration.

Game Days

Convenient snack for long games, practices, tournaments. Easy to carry and enjoy when schedules are packed.

The Office

Keep energy steady through meetings, shifts, and long workdays.

Job Sites

Built for physically demanding workdays: easy to carry, ready to eat, and dependable when breaks are short and energy matters.