Best Low Calorie Keto Protein Bars

Vegan bars that aim for keto are uncommon, and this one leans into the classic peanut-butter-and-chocolate lane with real peanut butter, peanut flour and extract, plus dark chocolate chips. Its 11g of protein comes from a plant blend—pea protein isolate tucked into cocoa crisps with brown rice protein—and a small boost from the peanut ingredients.

To keep sweetness in check, it uses soluble tapioca fiber and allulose instead of cane sugar, landing at 1g of sugar with a gentler blood-sugar impact for most people. Fats (11g) come mostly from peanuts and almonds, with cocoa butter lending that chocolate-chip snap and a modest iron bump from the cocoa and plant proteins.

A short list of refined helpers—glycerin for softness and sunflower lecithin for smooth mixing—keeps texture pleasant without piling on additives.

Atlas leans into peanut butter and dark chocolate but rewrites the sugar script. The protein is fully plant‑based—a rice‑and‑almond base with crunchy pea‑protein crisps—boosted by peanut butter and peanut flour.

The chew comes from soluble tapioca fiber (a refined binder from cassava) and a little plant‑derived glycerin to keep things soft, while sweetness relies on allulose, a low‑calorie sugar that behaves like the real thing, plus concentrated monk fruit extract.

Fats are mostly peanut‑driven, with small amounts of cocoa butter and coconut oil for structure. Net result: a vegan, gluten‑free, keto‑friendly bar with 15 grams of protein, 180 calories, only 0.

5 grams of sugar, and a quietly impressive 38% Daily Value of iron from the cocoa components.

Love Good Fats’ Chewy Nutty Peanut Chocolatey is a fat-forward, plant-based bar built around roasted peanuts and a chocolatey coating. Protein is modest at 7g, coming from peanut flour and peanuts with a little brown rice protein in the coating—so it stays dairy-free.

Carbs (15g) lean heavily on chicory-root inulin and soluble corn fiber, refined fibers that add bulk and a gentle sweetness while keeping sugar at 1g and the glycemic punch lower than a typical sugar-based bar.

The richness comes from peanuts plus a blend of peanut, coconut, MCT, and palm oils for a creamy, dessert-like bite and longer-lasting satisfaction.

A small set of functional add-ins (about four) support texture and shelf life—glycerin for moisture, sunflower lecithin to keep the chocolate smooth, stevia for sweetness, and tocopherols to help keep the oils fresh.

Built on a pea-and-brown-rice blend, this plant-based bar chases classic brownie flavor with real cocoa plus a touch of vanilla and salt. The macro picture is assertive: 20g protein, 25g carbs, 7g fat, 210 calories, and only 1g sugar.

To hit that low sugar, it relies on soluble corn fiber (a refined fiber made from corn starch), erythritol (a low-calorie sugar alcohol), stevia and monk fruit (high-intensity sweeteners), and a little glycerin (a plant-based syrup) to keep the texture soft.

You will also spot sunflower lecithin in the chocolate for smoothness; altogether seven modern helpers that trade whole-food simplicity for low sugar and a dense, nougaty bite.

Raw Rev’s Chocolate Chip Cookie Dough goes all‑in on plant ingredients: a pea‑and‑rice protein blend tucked into a cashew base, warm vanilla, and real organic dark chocolate chips. At 180 calories with 11g of protein and 20g of carbs, it leans on a tapioca‑derived prebiotic fiber for structure and mild sweetness instead of straight sugar.

Fat runs a bit higher from nuts, seeds, and a touch of coconut oil, which is why the texture reads doughy rather than chalky. Sweetness stays modest—mostly monk fruit, with a little cane sugar in the chocolate chips—so the effect is dessert‑ish without a sugar rush.

It’s a concise ingredient list with about four functional helpers to keep things soft and the chocolate behaving, all in a dairy‑free, gluten‑free package aimed at steady energy.

Julian Bakery’s Dark Chocolate keeps things tight: plant-based protein from pea protein isolate, dark cocoa for flavor, and sweetness from monk fruit instead of sugar. Texture comes from a tapioca‑derived soluble fiber—its one functional additive—refined from cassava to create chew while contributing far fewer digestible carbs than flour or syrups.

Organic sunflower seed butter brings a gentle lift of unsaturated fats and a creamy backbone. The headline reads clean and clear: 20 grams of protein, 190 calories, and sugar turned down to a whisper.

You’ll see higher total carbs than some bars, but here much of that number is fiber doing structural work rather than quick energy.

Built like actual cookie dough, BHU Foods’ Chocolate Chip Cookie Dough bar starts with cashews and organic pea protein, so it’s fully plant‑based and dairy‑free. At 11 grams of protein and 200 calories, it behaves more like a steady snack than a post‑workout heavy hitter.

The energy tilts toward fats—cashews, certified‑sustainable red palm oil, and coconut‑derived MCTs—while carbs stay modest because the binder is soluble tapioca fiber, a refined fiber from cassava that helps keep blood sugar steadier than cane sugar.

Sweetness comes from monk fruit, not cane sugar, and the short formula relies on just two notable additives to do the smoothing and sweetening (sunflower lecithin and monk fruit extract), skipping sugar alcohols altogether.

Dang Foods’ Almond Cookie Protein Bar reads more like a nut-and-seed cookie than a protein brick: pea protein lays the foundation while almonds, sunflower seeds, coconut, and cocoa butter do most of the work.

Carbs stay deliberately low thanks to chicory root fiber—a prebiotic that adds body—plus a little rice flour tucked into the pea crisps; sweetness comes from highly purified stevia rather than sugar.

Beyond the pantry ingredients, there are just two functional add-ins by our count—an emulsifier to keep fats blended and a stevia extract for sweetness—so the label stays short. The build is vegan, gluten-free, and designed for slow, unhurried energy over a quick sugar rush.

This bar keeps its promise: deep, Dutch-processed cocoa and real chocolate meet chewy coconut and roasted almonds, sweetened without sugar. It’s a fat-forward, plant-based build that skips whey and soy isolates; the modest protein comes naturally from nuts.

Two refined sweeteners do the work—erythritol (a sugar alcohol that adds bulk and sweetness with little blood-sugar impact) and a tiny boost of stevia—without the usual gum-and-stabilizer clutter. The Dutch processing softens cocoa’s bite for a darker, smoother flavor, a culinary choice that also trims some bitter flavanols.

Net effect: a dessert-leaning keto snack whose staying power comes from coconut oil and almonds, not syrupy sugars.