Best Protein Bars at Coles - Ranked 2026
Doing a Coles shop? We scored the full protein bar range so you know exactly which ones to grab and which to leave. The cheap ones win more often.
69 products ranked. Updated 2026-05-19.
Overview
Walking the Coles protein bar shelf reveals a lineup that is mostly BSc, Carman's and Muscle Nation, but the top of the leaderboard belongs to another brand. The Quest Protein Bar S'mores claims the crown with a Protein Score of 10.0, delivering 21g protein per serve and leading the category with a low 1.1g sugar per 100g. We do not give nutritional advice, but the data shows this bar carries six additives and a heavy sweetener stack. Shoppers should skip it and grab the Quest Protein Bar Choc Chip Cookie Dough instead, which drops the additive count to five while keeping 21g protein per serve and earning a Clean Score of 8.3. Shoppers chasing pure density should look at the BSc High Protein Bar Salted Caramel, which pushes 52.7g protein per 100g to lead the aisle on raw volume. If you want the cleanest pick spotted at Coles, the Atkins Endulge Bar Dark Chocolate earns a Clean Score of 9.1 to beat the rest of the 74 bars across the category. While the aisle is full of soft baked and layered formats, checking the label separates the efficient fuel from the sugar alcohols. Next time you are in the Coles aisle, prioritise bars that clear 20g of protein without leaning on six or more artificial ingredients.
The verdict
Standing in the Coles protein bars aisle, you are mostly looking at a wall of Quest, BC Snacks, and BSc. On pure macros, Quest Protein Bar S'mores leads this list with a Protein Score of 10.0, delivering 21g protein per serve and keeping sugar down to 1.1g per 100g. But we call it as we see it, and with 6 additives in the wrapper, this one is a skip for us. It relies heavily on a complex sweetener stack to hit those numbers, which can cause gut grief for some shoppers. If you want a cleaner run at the Coles checkout, grab BC Snacks High Protein Bar Dark Chocolate Almond instead. It drops the additive count down to 3 while still offering 11.4g protein per serve and 2.2g sugar per 100g. For shoppers strictly watching their ingredient lists, Atkins Endulge Bar Dark Chocolate earns our highest Clean Score of 9.1, proving you do not need a massive artificial load to make a viable protein bar. Next time you walk the aisle, flip the pack and check the ingredients before you buy.
Rankings
- #1. Quest Protein Bar S'mores - Protein Score 10.0/10 · Clean Score 8.0/10 · 21g/serve
The Quest Protein Bar S'mores earns a Protein Score 10.0/10 by hitting the macros shoppers look for on the supermarket shelf. It delivers 35g per 100g of protein, which translates to 21g per serve, alongside a minimal 1.1g per 100g of sugar. At 303 calories per 100g, it works as an efficient post-gym refuel that easily survives a hot car or gym bag. That high protein density comes with a real trade-off, as this product carries a heavy load of 6 additives to maintain its soft texture and sweet profile. If you prefer real foods over a highly processed ingredient list, skip it and look further down the guide for a cleaner pick. For those who just want to hit their daily targets, it remains an effective choice among protein bars.
- #2. BC Snacks High Protein Bar Chocolate Brownie Crunch - Protein Score 10.0/10 · Clean Score 8.6/10 · 10.9g/serve
When we score protein bars, the Quest Protein Bar Choc Chip Cookie Dough lands right alongside the category leader, Quest Protein Bar S'mores, with a matching Protein Score of 10.0. It delivers a substantial 21g per serve of protein while keeping sugar down to just 1.2g per 100g. The numbers are exactly what shoppers aim for in the supermarket aisle, offering a heavy protein hit without a massive carbohydrate load. It earns a Clean Score of 8.3, backed by a moderate count of 5 additives. At 322 per 100g for calories, it sits firmly in the middle of the pack for energy density. If you want a reliable option that consistently performs on the numbers, this is a top grab from the shelf.
- #3. BC Snacks Energy Bar Chocolate Brownie Espresso - Protein Score 10.0/10 · Clean Score 8.5/10 · 10.6g/serve
Quest Protein Bar Caramel Chocolate Chunk ties with the category leader, Quest Protein Bar S'mores, landing a flawless Protein Score of 10.0. We score from the label, and this Quest variant delivers a robust 33g of protein per 100g, which translates to a flat 20g per serve. It provides solid macronutrient density for the supermarket aisle while keeping the energy footprint tight at 299 calories per 100g. It manages Clean Score of 8.0, dodging the heavy sweetener stack that drags down plenty of rival protein bars. Relying on just 5 additives and carrying only 1.4g of sugar per 100g, the formula remains relatively tight. For shoppers wanting serious muscle support without the excessive synthetic extras, this is a sharp pickup to grab off the shelf.
- #4. BC Snacks High Protein Bar White Chocolate Raspberry - Protein Score 10.0/10 · Clean Score 8.7/10 · 11g/serve
- #5. Quest Protein Bar Choc Chip Cookie Dough - Protein Score 10.0/10 · Clean Score 8.3/10 · 21g/serve
- #6. BC Snacks High Protein Bar Dark Chocolate Almond - Protein Score 10.0/10 · Clean Score 8.8/10 · 11.4g/serve
- #7. BC Snacks Snacks Crunch High Protein Bar Choc Mint - Protein Score 10.0/10 · Clean Score 8.7/10 · 11.3g/serve
- #8. BC Snacks High Protein Bar 4 Pack Chocolate Brownie Crunch - Protein Score 10.0/10 · Clean Score 8.6/10 · 10.9g/serve
- #9. BC Snacks High Protein Bar Salted Caramel Fudge - Protein Score 10.0/10 · Clean Score 8.5/10 · 11g/serve
- #10. BC Snacks High Protein Bar Raspberry Truffle Flavoured - Protein Score 10.0/10 · Clean Score 8.5/10 · 10.8g/serve
- #11. Quest Protein Bar Cookies & Cream | 60g - Protein Score 10.0/10 · Clean Score 7.8/10 · 21g/serve
- #12. Quest Protein Bar Caramel Chocolate Chunk - Protein Score 10.0/10 · Clean Score 8.0/10 · 20g/serve
- #13. Muscle Nation Crisp Protein Bar Choc Brownie - Protein Score 9.5/10 · Clean Score 7.4/10 · 20.4g/serve
- #14. BSc Soft Protein Bar Banana Chocolate - Protein Score 9.4/10 · Clean Score 6.6/10 · 16.2g/serve
- #15. BC Snacks High Protein Bar White Chocolate Salted Caramel - Protein Score 9.3/10 · Clean Score 6.7/10 · 11.5g/serve
- #16. BSc High Protein Low Carb Bar Salted Caramel - Protein Score 9.3/10 · Clean Score 6.3/10 · 18.5g/serve
- #17. BSc High Protein Low Carb Bar Cookie Dough - Protein Score 9.3/10 · Clean Score 6.4/10 · 19.2g/serve
- #18. BSc High Protein Low Carb Bar Choc Mint - Protein Score 9.3/10 · Clean Score 6.5/10 · 18.6g/serve
- #19. BSc High Protein Low Carb Bar Cookies & Cream - Protein Score 9.3/10 · Clean Score 6.5/10 · 19.2g/serve
- #20. Muscle Nation Custard Protein Bar Choc Fudge Brownie - Protein Score 9.3/10 · Clean Score 6.3/10 · 17.4g/serve
Editorial deep dive
Standing at the Coles protein bar shelf means staring down a wall of 74 products, mostly crowded by BSc, Carman's, and Muscle Nation. If you just want maximum protein quality, the Quest Protein Bar S'mores takes the top spot. We score it with a Protein Score of 10.0, backed by a solid 35g protein per 100g and a category-leading low 1.1g sugar per 100g. It hits 303 cal per 100g, making it a viable post-gym refuel for those who need genuine recovery macros rather than a flimsy desk snack. But on the numbers, our winner carries a heavy additive load that makes it a clear skip candidate. With 6 additives on the label, you are better off leaving the S'mores flavour behind. Instead, reach for the runner-up, Quest Protein Bar Choc Chip Cookie Dough. It delivers the same 35g protein per 100g and a similarly low 1.2g sugar per 100g, but drops the count to 5 additives at 322 cal per 100g. If you want an even shorter ingredient list, the BC Snacks High Protein Bar Dark Chocolate Almond lands in the top ranks with just 3 additives, alongside 28.5g protein per 100g and 378 cal per 100g. Shoppers chasing pure protein density should look directly at the BSc High Protein Bar Salted Caramel. It leads this list on concentration with 52.7g per 100g, giving you a serious hit of whey and collagen without forcing you to eat a massive serving. On the flip side, if gut comfort is your priority, sugar alcohols like maltitol and erythritol are everywhere in this aisle. The Atkins Endulge Bar Dark Chocolate takes out the cleanest pick with a Clean Score of 9.1, though with only 4.9g protein per 100g and 1.5g sugar per 100g, it functions strictly as a low-sugar treat rather than a primary muscle builder. Next time you walk down the Coles aisle, don't just grab the brightest wrapper. The gap between a functional macro source and heavily marketed filler comes down to reading the back panel. Many shoppers mistake high-calorie bars for lean snacks, completely missing the artificial sweetener stack hiding inside. Put the cleaner BC Snacks or Quest options in your trolley first, and always check the additive count before you buy.
Brand-by-brand notes
Quest
Born in the US and now part of the Simply Good Foods portfolio, Quest built its name on aggressive macro targets long before that became the industry standard. Today, the 4 protein bars we track in their Australian lineup are easy to grab during a standard Coles or Woolworths supermarket run. They focus entirely on thick, chewy textures that rely heavily on dietary fibre to keep the net carb count down. The numbers here are remarkably consistent, with the brand averaging 34.5g of protein and a tiny 1.4g of sugar per 100g. The clear winner is Quest Protein Bar S'mores, which earns a Protein Score of 10.It delivers 35g of protein per 100g and ties for the lowest sugar on this list at just 1.1g per 100g, setting a high bar for the rest of the shelf. If you want maximum protein density from the supermarket aisle, the S'mores flavour easily justifies its spot in your basket. However, hitting those single-digit sugar figures requires a heavy sweetener stack, with erythritol, sucralose, and steviol glycosides doing the heavy lifting across the range. Shoppers who tolerate artificial sweeteners well will love the macros, but anyone chasing a clean ingredient list will want to skip it.
BC Snacks
BC Snacks keeps things straightforward in the snack aisle, offering functional grabs when you are doing your weekly shop at Coles, Woolworths or Aldi. We score 10 protein bars from their current lineup, and they rely heavily on familiar dessert profiles rather than complex multi-layered textures. While some brands push exclusively into specialty sports retail, this entire range is built for the everyday grocery run. Across the board, the brand averages 26.4g of protein and 5.8g of sugar per 100g. If you want their sharpest option, the BC Snacks High Protein Bar Dark Chocolate Almond delivers 28.5g of protein and just 2.2g of sugar per 100g. That specific bar actually ties for first place in our index alongside the overall category leader, Quest Protein Bar S'mores, which earns a Protein Score of 10.0. Conversely, we suggest skipping the BC Snacks Plant Protein Bar Dark Choc Coconut, as it drops to a mild 16.1g of protein while dragging 21.4g of sugar per 100g into the mix. For anyone needing a quick macro top-up during a standard supermarket trip, the dairy-based BC Snacks options do the job well. The plant-based bars in their catalogue simply carry too much sugar to justify the lower protein yield. Stick to their standout almond or salted caramel fudge flavours to keep your numbers strictly aligned, and leave the plant-based coconut option in the box.
BSc
Body Science, universally known as BSc, is a veteran of the Australian sports nutrition scene. Across the 16 protein bars we've scored for them, they offer everything from soft-centred treats to low-carb staples. You won't need to hunt online for these, as all 16 protein bars we cover here are stocked in major Australian supermarkets like Coles and Woolworths. On the numbers, the BSc lineup averages 35.1g of protein and 3.7g of sugar per 100g. Our standout from their range is the BSc Soft Protein Bar Banana Chocolate, carrying 29.4g of protein and 3.9g of sugar per 100g. Strangely, the BSc High Protein Bar Salted Caramel flags as their weakest entry in our index, despite leading the entire category for protein density at 52.7g per 100g alongside just 1.9g of sugar per 100g. If you are walking the aisles at Coles or Woolies, this brand provides a highly accessible protein hit. Grab the soft variants if you prefer a modern texture, but check the labels if you actively avoid artificial sweeteners. For shoppers chasing the absolute lowest sugar overall, you might leave these on the shelf and grab our top pick, Quest Protein Bar S'mores.1g of sugar per 100g.
Muscle Nation
Muscle Nation cut its teeth in Australian sports apparel and performance supplements before making a massive push into the supermarket aisle. Today, you can grab their full lineup of 11 protein bars during a standard grocery run at Coles or Woolworths. They lean heavily into dessert-style flavours and layered textures, positioning themselves as a treat-style functional snack rather than a traditional dense protein brick. On the numbers, the range averages 27.1g of protein and 6.9g of sugar per 100g. The standout is the Muscle Nation Crisp Protein Bar Choc Brownie, delivering 34.1g of protein per 100g and 3g of sugar per 100g for a much better macro profile. On the flip side, the Muscle Nation Cheesecake Protein Bar Zesty Lemon drops to 24.2g of protein per 100g and spikes to 10.3g of sugar per 100g, making it one of the weaker options on the shelf. If you want a sweet fix from the supermarket, the Crisp line is the one to throw in your basket while leaving the Cheesecake range behind. However, if you are strictly chasing top macros, this brand gets outclassed by the category leader. Shoppers looking for the absolute best numbers should grab the Quest Protein Bar S'mores, which earns a Protein Score of 10 and leads the pack with a much leaner profile.
Noshu
Noshu built its reputation in the baking aisle by dropping the sugar, and they bring that same ethos to protein bars. We score exactly two of their bars, and both are easy to grab on a standard supermarket run at Coles or Woolworths. Shoppers generally pick them up for a sweeter treat, though their macro profile is noticeably lighter than the dedicated sports brands. Across the two bars we track, Noshu averages 21.9g of protein per 100g and 8.6g of sugar per 100g. Noshu Protein Bars Mango & Cream is the standout here, delivering 20g of protein per 100g and 10.6g of sugar per 100g. The weakest performer on our metrics is Noshu Protein+ Fibre Pro Bars Choc Malt, offering 23.7g of protein per 100g and 6.6g of sugar per 100g. Neither bar threatens the top. By comparison, our category leader, Quest Protein Bar S'mores, dominates with a Protein Score 10 and just 1.1g of sugar per 100g. If you are walking the Coles or Woolies aisles and want a fruity snack, the Mango & Cream option offers a welcome break from the usual chocolate blocks. If you actually need to hit high macro targets, skip this range entirely. The protein density is too low to compete, making Noshu better suited for a casual afternoon craving than a serious post-gym refuel.
Atkins
Atkins built its name on the low-carb diet trend of the early 2000s, but against modern sports nutrition brands, their macros look light. You will easily spot all 3 protein bars we cover here sitting in the health food aisle at Coles and Woolworths. They lean hard on sugar alcohols to keep the carbohydrates down, rather than adding genuine muscle-building ingredients. Across the lineup, the brand averages just 11.0g of protein per 100g and 2.5g of sugar per 100g. The Atkins Endulge Bar Chocolate & Coconut is their standout, though it still only offers a modest 13g of protein per 100g alongside 3.2g of sugar per 100g. At the absolute bottom of the pile for muscle recovery is the Atkins Endulge Bar Dark Chocolate, dropping to 4.9g of protein per 100g and 1.5g of sugar per 100g, though it ironically earns the title of our cleanest pick with a Clean Score of 9.1. If you are strictly chasing a low-sugar bar on your supermarket run, these might scratch an itch, but serious lifters look for much better options. We recommend skipping the Atkins range if you actually want to hit your daily macro targets. Instead, reach for the category leader, Quest Protein Bar S'mores, which earns a Protein Score of 10 and delivers far better density for your recovery.
Musashi
Musashi brings decades of history to the Australian sports nutrition scene, operating long before the modern protein bar craze hit the shelves. Frame your buying around a standard grocery run, as all 7 protein bars we cover here are stocked in major Australian supermarkets like Coles and Woolworths. They target the traditional training crowd rather than the casual morning snacker. Across the 7 protein bars we screened, the range averages 31.3g of protein per 100g and 9.3g of sugar per 100g. The standout on the numbers is the Musashi Protein Crisp Choc Brownie, delivering 34g of protein per 100g and 6.3g of sugar per 100g. On the flip side, the Musashi Protein Wafer Bar White Chocolate drags the chain, dropping to 25g of protein per 100g while pushing the sugar up to 11.7g per 100g. If you are tossing a Musashi product into your supermarket basket, the Crisp line is the one to grab while you skip the wafer options. However, if you want the absolute best numbers in the category, Quest Protein Bar S'mores takes the crown with a Protein Score of 10 and just 1.1g of sugar per 100g. Musashi offers a reliable refuel, but you can find leaner profiles if you check the labels carefully.
Carman's
Carman's is an Australian breakfast and snack brand that has heavily pivoted into the protein space, lining the shelves of Coles, Woolworths, and Aldi. Rather than hardcore sports nutrition, they aim for the everyday shopper looking to bump up their macros during a regular supermarket trip. Across the 13 protein bars we score from their range, the focus is clearly on nuts, seeds, and familiar muesli-style formats rather than dense nougat. On the numbers, this lineup leans very sweet. The brand averages 27.3g of protein per 100g, paired with a high 19.9g of sugar per 100g. The Carman's Plant Protein Bar Raspberry Pistachio is their standout, delivering 24.5g of protein per 100g alongside 11.7g of sugar per 100g. For context, the category leader, Quest Protein Bar S'mores, earns a Protein Score of 10 and strips sugar right back to 1.1g per 100g. If you want a traditional nut-and-seed snack with a protein bump, Carman's delivers a familiar texture you can easily grab during your weekly grocery run. However, if you are strictly tracking macros, the sugar load here makes most of these bars function more like standard treats than lean sports supplements.
Go Natural
Go Natural pitches itself to the everyday shopper rather than the heavy lifter, stocking its range right across the major Australian supermarkets. You will easily spot these on a standard grocery run at Coles or Woolworths. We track exactly 3 protein bars from the brand in our index, and they lean heavily into nuts and seeds rather than the dense whey blends you see elsewhere in the aisle. On the numbers, this lineup struggles to compete with the heavy hitters in the category. The 3 bars average just 8.1g of protein per 100g, alongside a very steep 36.3g of sugar per 100g. The Go Natural Choc Salted Caramel Bar is the standout here, offering 12.3g of protein per 100g and 29.3g of sugar per 100g. At the other end, the Go Natural Macadamia Dream Bar drops to a minimal 4.9g of protein per 100g while pushing 39.1g of sugar per 100g. For context, the category leader, Quest Protein Bar S'mores, delivers 35g of protein per 100g with only 1.1g of sugar per 100g. If you are tossing these into your trolley during a weekly supermarket trip, treat them as a casual sweet treat rather than a functional training tool. The protein yields are simply too low and the sugar loads too high to serve as a genuine recovery option. We suggest skipping the Go Natural range if you want meaningful macros and grabbing a true high-protein alternative from the shelf instead.
Frequently asked questions
- What are the best protein bars in Australia 2026?
- The number one pick across Australian supermarkets in 2026 is the Quest Protein Bar S'mores, earning a flawless Protein Score of 10.0. It leads the category by packing 35g of protein per 100g while keeping sugar down to just 1.1g. We rank protein bars by Protein Score, our 0-10 measure of protein density against calories and macros. The Quest lineup dominates the top end of the shelf at Coles because they consistently deliver high protein without the heavy sugar load.
- What are the best protein bars for weight loss in Australia 2026?
- We don't give nutritional advice, but on the numbers, the Atkins Endulge Bar Dark Chocolate is a standout for Australian shoppers in 2026 looking to minimise sugar. It earns a Clean Score of 9.1 and carries just 1.5g of sugar per 100g. While it offers a lighter 4.9g of protein per 100g, its ultra-low sugar profile makes it a viable option if you are strictly watching your intake. It skips the heavy calorie load found in denser protein bars the supermarket shelf.
- How much protein is in BSc protein bars?
- The BSc High Protein Bar Salted Caramel leads the entire category with a massive 52.7g of protein per 100g. That makes it the most protein-dense option we scored on the supermarket shelf. Other options in the BSc range, like the BSc Soft Protein Bar Banana Chocolate, sit lower at 29.4g of protein per 100g. Always check the specific flavour, as the protein payload shifts significantly across the brand's lineup.
- Is Muscle Nation a good protein bars brand?
- We can't say it's healthy for you specifically, but on the numbers, Muscle Nation delivers a strong macro profile. Their Muscle Nation Crisp Protein Bar Choc Brownie hits 34.1g of protein per 100g with only 3g of sugar. They are a massive presence in the aisle, fielding 11 products in this guide. Shoppers aim for their custard and crisp protein bars when they want dessert-style flavours without blowing out the daily sugar budget.
- Quest vs Carman's: which protein bars are better?
- The Carman's High Protein Crisp Dark Choc Mint offers 33.5g of protein per 100g alongside 21.5g of sugar, while Quest takes a leaner approach. Quest wins easily on raw macros, with the Quest Protein Bar S'mores hitting a flawless Protein Score of 10.0. Pick the Quest Protein Bar S'mores if you want the higher Protein Score and lower sugar footprint.
- What are the lowest sugar protein bars at Coles?
- The BSc High Protein Bar Cookies & Cream is one of the lowest sugar protein bars available, carrying just 1.2g of sugar per 100g. It sits at the top of the category for shoppers wanting to cut sweet carbohydrates. If you want to avoid artificial sweeteners entirely, you will struggle in this aisle, as most ultra-low sugar protein bars rely on them to maintain taste. Always read the label if you are sensitive to sweetener stacks.
- How does ProteinScore rank protein bars?
- We rank protein bars by Protein Score, our 0-10 measure of how much protein you get against the total calories and sugar. Products that maximise protein while limiting empty macros rise to the top of our index. For example, the BC Snacks High Protein Bar Dark Chocolate Almond earns high marks by delivering 28.5g of protein per 100g with only 2.2g of sugar. We score straight from the nutritional panel, stripping away the marketing to show you exactly what is inside.
- Are Noshu protein bars healthy?
- We don't give nutritional advice, but the data shows Noshu sits in the middle of the pack for macros. The Noshu Protein Bars Mango & Cream provides 20g of protein per 100g alongside 10.6g of sugar. It is a viable option if you want a lighter protein bar, but it falls short of the heavy hitters in the category if raw protein density is your main goal. Check the ingredients if you are monitoring specific allergens like sulphites.