Best Low Fat Keto Plant Protein Bars

Lowest Fat Protein Bars that are Plant Protein and Keto
Ranking of lowest fat protein bars filtered by: Plant Protein, Keto
Protein Bar Nerd Logo
By Protein Bar Nerd
October 17, 2025

Rankings Overview

  1. 1. No Cow
    Lemon Meringue Pie

    Dairy-free bar that packs 22g of plant protein into just 190 calories, No Cow’s Lemon Meringue Pie goes bright and citrusy instead of chocolatey—without leaning on sugar.

  2. 2. MOSH
    Apple Cinnamon Oatmeal

    The only apple‑cinnamon bar in our lineup that keeps sugars low with allulose and soluble tapioca fiber, then adds a subtle "Brain Blend"—all in just 150 calories.

  3. 3. Julian Bakery
    Sweet Cream

    Four-ingredient bar that gets 20 grams of protein from organic whey and its sweetness from monk fruit—no sugar alcohols—delivering a clean, creamy chew at 210 calories.

  4. 4. Mosh
    Pumpkin Spice Chocolate Chip

    A pumpkin-spice–meets–chocolate chip bar that pairs 12g of dairy-free pea protein with a Brain Blend delivering 100% DV vitamin B12 and 25% DV vitamin D3 in just 150 calories.

  5. 5. Atlas
    Peanut Butter Dark Chocolate

    Combo: real peanut‑butter flavor, 15g plant protein, just 0.5g sugar, and an unusually high 38% DV of iron in 180 calories, sweetened with allulose and monk fruit.

  6. 6. BHU Foods
    Chocolate Chip Cookie Dough

    The rare vegan bar that truly nails cookie-dough flavor and texture, sweetened with monk fruit (no sugar alcohols) and only 1g of sugar.

  7. 7. good! snacks
    Choc. P.B.

    A dessert-first, stevia-free vegan chocolate–peanut butter bar with 15g of fava–rice protein and a soft, chewy bite.

  8. 8. Pulsin
    Cookie Dough

    A chocolate‑dipped, vegan cookie‑dough bar that delivers 15g plant protein with about 1g sugar by swapping syrup for xylitol and fiber—tasting like dessert, behaving like a sensible snack.

  9. 9. IQBAR
    Salted Caramel Chip

    A vegan, low-carb bar that keeps sugar at 1 gram without sugar alcohols, delivers 100% Daily Value vitamin E, and even adds a dash of lion’s mane.

  10. 10. Raw Rev
    Peanut Butter Dark Chocolate & Sea Salt

    A peanut‑first, plant‑based bar that keeps sugar to 3g without sugar alcohols—using a tapioca‑derived prebiotic fiber—while still tasting like real dark chocolate and peanuts.

Compare Best Low Fat Keto Plant Protein Bars

BarFatProteinCarbsCaloriesSugarIngredientsAdditives
No Cow
Lemon Meringue Pie
422251901175
MOSH
Apple Cinnamon Oatmeal
710201503203
Julian Bakery
Sweet Cream
82023210141
Mosh
Pumpkin Spice Chocolate Chip
712161503224
Atlas
Peanut Butter Dark Chocolate
815171801193
BHU Foods
Chocolate Chip Cookie Dough
1012172101122
good! snacks
Choc. P.B.
1015262409163
Pulsin
Cookie Dough
1015122271248
IQBAR
Salted Caramel Chip
111291701161
Raw Rev
Peanut Butter Dark Chocolate & Sea Salt
1312171903163

Under the Microscope

1.

No Cow

Lemon Meringue Pie

No Cow Lemon Meringue Pie protein bar product photo
Product image of No Cow Lemon Meringue Pie protein bar
22g
Protein
4g
Fat
25g
Carbs
1g
Sugar
190
Calories
Allergens:Tree Nuts
Diet:Keto, Vegan, Vegetarian, Gluten-Free
Total Ingredients:17

What's in the Lemon Meringue Pie No Cow bar?

Vegan and dairy-free, this bar squeezes 22g of pea-and-brown-rice protein into 190 calories, with its lemon-meringue character built from natural flavors and a pinch of citric acid rather than actual lemon pieces.

Texture comes from almond bits and pea-protein crisps, so it doesn’t eat like a taffy slab.

It uses five modern helper ingredients—soluble corn fiber and glycerin for bulk and softness, plus a sweetener blend of erythritol (a zero-calorie sugar alcohol), stevia, and monk fruit—to keep sugar low without ditching sweetness.

Most of the 25g carbs are fiber or low-calorie sweeteners, so energy tends to land steadier than a syrupy bar, and fat stays modest at 4g.

Protein
22
15
Fat
4
9
Carbs
25
20
Sugar
1
4
Calories
190
210

What are people saying?

Main praise: It’s an efficiency play: 22g of dairy-free protein for 190 calories with steady-feeling energy and a lemony break from endless chocolate, earning best-in-class nods for vegan macros.

Main criticism: Taste and texture divide people—some find it dry or chalky with a stevia/erythritol aftertaste and occasional GI rumbling, with batch-to-batch consistency a question mark.

Bottom Line

Best for macro-first snackers and dairy-free eaters who want a big protein bump in a small-calorie package—and who do fine with sugar alcohols.

2.

MOSH

Apple Cinnamon Oatmeal

MOSH Apple Cinnamon Oatmeal protein bar product photo
Product image of MOSH Apple Cinnamon Oatmeal protein bar
10g
Protein
7g
Fat
20g
Carbs
3g
Sugar
150
Calories
Allergens:Peanuts, Soybeans
Diet:Keto, Vegetarian, Gluten-Free
Total Ingredients:20

What's in the Apple Cinnamon Oatmeal MOSH bar?

MOSH’s Apple Cinnamon Oatmeal keeps things intentionally light: 150 calories, 10 grams of plant protein from pea, soy isolate, and pumpkin, and sweetness built around allulose and soluble tapioca fiber rather than syrupy sugars.

Allulose is a low‑calorie sugar your body barely absorbs, and soluble tapioca fiber is a refined fiber from cassava that gives chew and helps keep energy steadier—so the bar tastes sweet without acting like candy.

Fat stays modest and comes mostly from peanuts and cocoa butter, and the apple‑cinnamon shows up via natural flavors rather than visible fruit or oat bits. The ingredient list is short, with three small processing helpers to keep texture soft and flavors even.

Net‑carb watchers will like the fiber‑and‑allulose approach; protein‑maximizers should view this as a smart snack, not a meal replacement.

Protein
10
15
Fat
7
9
Carbs
20
20
Sugar
3
4
Calories
150
210

What are people saying?

Main praise: Reviewers love its balance: low sugar that actually tastes good, a satisfying chew, and a tidy, under‑200‑calorie bar that delivers steady energy without dairy or gluten.

Main criticism: The knocks: it eats more like a snack than a heavy‑hitting protein bar, some find fruit flavors a bit dry or artificial, price can sting, and the brain‑blend doses aren’t clear.

Bottom Line

A light, gluten-free, vegetarian snack between meals when you want steady energy and apple-cinnamon warmth without a sugar spike. Fits many net-carb approaches; heavy post-workout needs will likely want more than 10 grams of protein.

3.

Julian Bakery

Sweet Cream

Julian Bakery Sweet Cream protein bar product photo
Product image of Julian Bakery Sweet Cream protein bar
20g
Protein
8g
Fat
23g
Carbs
1g
Sugar
210
Calories
Allergens:Milk
Diet:Keto, Vegetarian, Gluten-Free
Total Ingredients:4

What's in the Sweet Cream Julian Bakery bar?

Julian Bakery’s Sweet Cream keeps the label startlingly short: four ingredients, a dairy-forward flavor, and 20 grams of protein from organic whey. The carbs look higher than you’d expect because the bar leans on a tapioca-derived soluble dextrin fiber to hold shape rather than flour or sugar.

Fat sits squarely in the middle thanks to organic sunflower butter—mostly unsaturated and pleasantly filling. Sweetness comes from monk fruit extract, so sugar stays at 1 gram and calories land at 210, with most energy coming from protein and fats.

No sugar alcohols, emulsifiers, or artificial flavors in sight.

Protein
20
15
Fat
8
9
Carbs
23
20
Sugar
1
4
Calories
210
210

What are people saying?

Main praise: Fans praise the clean, restrained sweetness and no–sugar-alcohol formula that still delivers 20 grams of protein at 210 calories, with a mild, creamy flavor that satisfies without pretending to be candy.

Main criticism: The texture can run tough or taffy-like—especially when cold—and monk fruit’s taste divides opinion, with occasional batch-to-batch consistency complaints.

Bottom Line

Choose this if you want a high-protein, keto-leaning, gluten-free snack with gentle sweetness and a short label. Best after the gym or between meals when you want satiety without a sugar rush—and you don’t mind a chewy texture.

4.

Mosh

Pumpkin Spice Chocolate Chip

Mosh Pumpkin Spice Chocolate Chip protein bar product photo
Product image of Mosh Pumpkin Spice Chocolate Chip protein bar
12g
Protein
7g
Fat
16g
Carbs
3g
Sugar
150
Calories
Allergens:Tree Nuts, Coconuts
Diet:Keto, Vegetarian, Gluten-Free
Total Ingredients:22

What's in the Pumpkin Spice Chocolate Chip Mosh bar?

Mosh’s Pumpkin Spice Chocolate Chip keeps things light and plant-forward: pea protein and almonds anchor the bar, spices and cocoa bring the fall flavor, and the brand’s Brain Blend adds 100% DV vitamin B12 and 25% DV vitamin D3.

Sweetness leans on allulose—a low-calorie sugar that tastes like sugar but barely nudges blood glucose—with tiny boosts from stevia and monk fruit.

Carbs are padded by soluble tapioca fiber, a resistant dextrin refined from cassava that adds bulk and a softer chew, rather than grains; fats come mostly from almonds with a little cocoa butter and coconut oil.

There are four functional additives to keep sweetness, softness, and mixability in line, and the whole thing lands at a very snackable 150 calories.

Protein
12
15
Fat
7
9
Carbs
16
20
Sugar
3
4
Calories
150
210

What are people saying?

Main praise: Reviewers consistently praise the cozy pumpkin spice flavor, chewy-not-crumbly texture, and balanced lower-sugar macros—plus the win of being dairy-free.

Main criticism: It’s pricey for the size, the protein tops out at 12g, and some folks report dryness, sweetener aftertaste, or GI quirks—while the ‘brain’ extras aren’t dosed clearly enough to promise effects.

Bottom Line

Best for a dairy-free, lower-sugar afternoon pick-me-up or pre-workout bite with warm spice flavor. Also a fit for the curious-but-cautious who like functional extras without expecting miracles.

5.

Atlas

Peanut Butter Dark Chocolate

Atlas Peanut Butter Dark Chocolate protein bar product photo
Product image of Atlas Peanut Butter Dark Chocolate protein bar
15g
Protein
8g
Fat
17g
Carbs
1g
Sugar
180
Calories
Allergens:Tree Nuts, Coconuts, Peanuts
Diet:Keto, Vegan, Vegetarian, Gluten-Free
Total Ingredients:19

What's in the Peanut Butter Dark Chocolate Atlas bar?

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.

Protein
15
15
Fat
8
9
Carbs
17
20
Sugar
1
4
Calories
180
210

What are people saying?

Main praise: Fans praise the real peanut‑butter flavor with restrained sweetness, a clean ingredient list that keeps energy steadier, and a surprisingly satisfying texture for a 180‑calorie snack.

Main criticism: The knocks: batch‑to‑batch texture swings (oily shell or sandy center), occasional monk‑fruit/earthy aftertaste, a premium price, and an ashwagandha add‑in some don’t want.

Bottom Line

Choose it if you want a low‑sugar, dairy‑free bar that actually tastes like peanuts and cocoa, prefer gentle sweetness over candy‑bar sweetness, and would appreciate an iron bonus in a tidy 180‑calorie snack.

6.

BHU Foods

Chocolate Chip Cookie Dough

BHU Foods Chocolate Chip Cookie Dough protein bar product photo
Product image of BHU Foods Chocolate Chip Cookie Dough protein bar
12g
Protein
10g
Fat
17g
Carbs
1g
Sugar
210
Calories
Allergens:Tree Nuts, Coconuts
Diet:Keto, Vegan, Vegetarian, Gluten-Free
Total Ingredients:12

What's in the Chocolate Chip Cookie Dough BHU Foods bar?

BHU Foods’ Chocolate Chip Cookie Dough (Vegan) takes a plant-based, keto-leaning path to a nostalgic flavor. Its 12g of protein come primarily from organic pea protein, rounded out by cashews, while sweetness comes from monk fruit–sweetened chocolate chips and soluble tapioca fiber instead of cane sugar.

Fats from cashews, cacao butter, coconut-derived MCT oil, and certified-sustainable red palm oil push it richer and help keep sugar low.

You do trade traditional oats and syrups for modern, refined helpers, and there are just two true additives here: sunflower lecithin to keep the dough cohesive and monk fruit extract to sweeten—gentle for many, though sensitive stomachs may want to start with half.

Protein
12
15
Fat
10
9
Carbs
17
20
Sugar
1
4
Calories
210
210

What are people saying?

Main praise: Taste and texture steal the show: a soft, genuinely doughy bite that reads like dessert, sweetened with monk fruit instead of sugar alcohols, and loved by vegan and keto-leaning reviewers.

Main criticism: Best kept refrigerated and only 12g of protein, with texture and sweetness that can polarize—especially if the bar gets warm—and a higher price than mainstream options.

Bottom Line

Best for dairy‑free snackers who want a dessert‑leaning, low‑sugar bite with steady energy and are happy with 12g of plant protein—especially if they keep bars in the fridge.

7.

good! snacks

Choc. P.B.

good! snacks Choc. P.B. protein bar product photo
Product image of good! snacks Choc. P.B. protein bar
15g
Protein
10g
Fat
26g
Carbs
9g
Sugar
240
Calories
Allergens:Tree Nuts, Peanuts
Diet:Vegan, Vegetarian, Gluten-Free
Total Ingredients:16

What's in the Choc. P.B. good! snacks bar?

good! snacks Choc.

P. B.

pairs a vegan blend of fava bean and brown rice proteins with real peanuts, peanut butter, and cocoa for that classic PB–chocolate profile. Carbs run higher than many bars because the binder is tapioca syrup and cane sugar, tempered with soluble tapioca fiber for softness and a bit of steadier energy.

Most of the fat comes from nuts and high-oleic sunflower oil, with a small amount of palm kernel oil to help the bar hold its shape. It’s 240 calories with 15g of protein—more mini meal than tiny snack—and uses a few additives (three by label count) to keep the texture reliably soft.

Protein
15
15
Fat
10
9
Carbs
26
20
Sugar
9
4
Calories
240
210

What are people saying?

Main praise: Fans rave about the candy-bar taste and soft chew—classic chocolate–peanut butter sweetness without stevia, plus 15g of vegan protein.

Main criticism: Some find it too sweet and a bit processed—think refined syrups and a touch of palm kernel oil—with occasional reports of chalkiness.

Bottom Line

Choose this if you’re plant-based and want a chocolate–peanut butter treat that still brings meaningful protein—great for an afternoon pick-me-up or pre-workout snack. Skip it if you’re chasing ultra-low-carb or max protein per calorie.

8.

Pulsin

Cookie Dough

Pulsin Cookie Dough protein bar product photo
Product image of Pulsin Cookie Dough protein bar
15g
Protein
10g
Fat
12g
Carbs
1g
Sugar
227
Calories
Allergens:None
Diet:Keto, Vegan, Vegetarian, Gluten-Free
Total Ingredients:24

What's in the Cookie Dough Pulsin bar?

Under the wrapper, Pulsin leans on a pea‑and‑faba bean protein blend to keep it dairy‑ and soy‑free, then dresses it up with a dairy‑free chocolatey coating and real cocoa chips for that cookie‑dough mood.

Instead of cane sugar, the sweetness comes from xylitol—a sugar alcohol often used in gum—and a base of soluble tapioca fiber (from cassava) and chicory root fiber that keep the bar soft while blunting sugar spikes.

A bit of gluten‑free oat flour helps the bite feel bakery‑style. You will see around eight modern additives doing functional jobs—lecithin to keep chocolate smooth, glycerin to hold moisture—so it reads more engineered confection than whole‑food bar.

Calories land at 227 because cocoa butter and shea butter do the heavy lifting for melt and flavor.

Protein
15
15
Fat
10
9
Carbs
12
20
Sugar
1
4
Calories
227
210

What are people saying?

Main praise: Reviewers keep coming back to this: it tastes like real cookie dough—chocolatey, not cloying—and gives steady energy with 15g protein and almost no sugar.

Main criticism: The knocks are a sometimes‑dry, crumbly chew and occasional stomach rumblings from xylitol and refined fibers, plus calories that feel high for a bar with about 1g sugar.

Bottom Line

Reach for this if you’re dairy-free or vegan and want a sweet-leaning snack with steadier energy and minimal sugar spikes—great for afternoons or light post-workouts when 15g protein does the job. Skip it if sugar alcohols upset your stomach or you’re chasing 20g-plus protein in one bar.

Other Flavors

9.

IQBAR

Salted Caramel Chip

IQBAR Salted Caramel Chip protein bar product photo
Product image of IQBAR Salted Caramel Chip protein bar
12g
Protein
11g
Fat
9g
Carbs
1g
Sugar
170
Calories
Allergens:Tree Nuts, Coconuts
Diet:Keto, Vegan, Vegetarian, Gluten-Free
Total Ingredients:16

What's in the Salted Caramel Chip IQBAR bar?

Plant-based through and through, IQBAR’s Salted Caramel Chip leans on pea protein and nuts for substance, then finishes with a restrained salted-caramel-and-chocolate vibe.

A prebiotic blend of soluble tapioca and vegetable fibers keeps total carbs low at 9 grams, while almonds, macadamias, and a bit of coconut oil supply satisfying fats for 170 calories.

Sweetness comes via stevia—no sugar alcohols—with just 1 gram of sugar. The label is tidy: 16 ingredients with just one additive by our count, plus a full day’s worth of vitamin E and useful iron and magnesium.

There’s also a modest sprinkle of lion’s mane, a functional flourish rather than the headline act.

Protein
12
15
Fat
11
9
Carbs
9
20
Sugar
1
4
Calories
170
210

What are people saying?

Main praise: Reviewers love that it’s a vegan, low-carb bar with no sugar alcohols that still tastes satisfying—soft with a little crunch and a gentle sweetness.

Main criticism: The divide is taste and texture: some notice stevia and pea-protein notes, want more than 12g protein, or find the added fibers and lion’s mane not to their liking.

Bottom Line

Low-carb snackers and plant-based eaters who want a tidy, not-too-sweet bar without sugar alcohols—better as a small breakfast anchor or afternoon tide-me-over than a heavy post-workout meal.

10.

Raw Rev

Peanut Butter Dark Chocolate & Sea Salt

Raw Rev Peanut Butter Dark Chocolate & Sea Salt protein bar product photo
Product image of Raw Rev Peanut Butter Dark Chocolate & Sea Salt protein bar
12g
Protein
13g
Fat
17g
Carbs
3g
Sugar
190
Calories
Allergens:Coconuts, Peanuts, Soybeans
Diet:Keto, Vegan, Vegetarian, Gluten-Free
Total Ingredients:16

What's in the Peanut Butter Dark Chocolate & Sea Salt Raw Rev bar?

Raw Rev’s Peanut Butter Dark Chocolate & Sea Salt is built around plants: a pea‑and‑brown‑rice protein blend backed by flax and hemp, with real peanuts and dark chocolate driving the flavor.

Instead of sticky syrups or sugar alcohols, it uses a prebiotic fiber made from tapioca to bind the bar and add gentle sweetness. The macro profile is balanced in a surprising way—moderate protein, higher fat for fullness, fiber‑heavy carbs, and 190 calories that read more snack than meal.

Additives are minimal and functional, mainly lecithins that help the chocolate behave and a touch of natural flavor to round out the roasted peanut note.

Protein
12
15
Fat
13
9
Carbs
17
20
Sugar
3
4
Calories
190
210

What are people saying?

Main praise: Reviewers love the real‑peanut taste, dark chocolate chips that feel like rewards, and a low‑sugar approach that skips sugar alcohols without tasting fake.

Main criticism: Texture divides the room—chewy and satisfying for some, gummy or occasionally oily/dry for others—and 12g of protein feels light if you’re used to 20g bars, with some FODMAP‑sensitive folks noting tummy grumbles from the tapioca‑derived fiber.

Bottom Line

Best for peanut lovers who want a dairy-free, lower-sugar, fiber-forward bar that actually tides you over between meals. Reach for it as an afternoon anchor or a post-workout hold‑you‑over—not a full meal replacement or a 20g‑protein hit.