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Barebells

Soft Protein Bar (Marshmallow Peanut Road)

Marshmallow Peanut Road · Whey Protein Isolate, Micellar Casein Isolate, Calcium Caseinate, Casein, Milk Protein Concentrate, Hydrolyzed Bovine Collagen, Soy Protein Isolate · 55g serving

#282in Protein Bar(433)
Collagen
1/3
XRay Score
40/100
Performance
P/kcal$P:F▾ CFb
At-a-Glance
16g
Protein /serving
4g
Fiber /serving
220
kcal /serving
7.3g
Protein /100kcal
Performance
ProteinEfficiencyValue forMoneyLeannessLow CarbFiber
Where to Buy
Amazon USBest value
12-Pack · 12 servings
US$2.58/serving
US$30.99 for pack
Buy Now
Ships to: USA
🇺🇸 Prices in USD
Affiliate link · we may earn a small commission
View more buying options

XRay Summary

  • Ranks #282 of 433 · XRay Score 40/100
  • Weakness: Low Carb (Bottom 70%)
  • Protein Source: Milk Blend

Soft Protein Bar (Marshmallow Peanut Road) by Barebells has room for improvement overall in the protein bar category with an XRay Score of 40/100, placing #282 out of 433. On the flip side, net carbs are on the higher end (bottom 70% of the category). The protein comes from a milk protein blend, combining the benefits of both whey and casein.

How It Ranks

Ranked against 433 products in this category.

XRay Score5D weighted score across all dimensions
#282 of 433
40/100XRay Score
Protein Efficiencygrams of protein per 100 kcal — higher is better
#252 of 433
7.3g/100kcal16.0g/serving42nd percentile
Value for Moneygrams of protein per unit of currency — higher is better
#223 of 401
6.20 g/US$45th percentile
Leannessprotein-to-fat ratio — higher is better
#248 of 419
1.8:141st percentile
Low Carbnet carbs per 100g — lower is better
#266 of 379
34.5g/100g19.0g/serving30th percentile
Fiberfiber per 100g — higher is better
#236 of 366
7.3g/100g4.0g/serving36th percentile

Leaderboard

XRay Score — Protein Bar (433 products)

RankProductProtein Eff.g/100kcalScore/100
#1
David Protein Bar, Cake Batter
David Protein Bar, Cake Batter
David
18.7g/100kcal97
···
#280
Cookie-Fied® Bar, Chocolate Almond Sea Salt
Cookie-Fied® Bar, Chocolate Almond Sea Salt
Lenny & Larry's
7.1g/100kcal40
#281
Smart Protein Bar (Dark Choc Red Velvet)
Smart Protein Bar (Dark Choc Red Velvet)
PhD
7.5g/100kcal40
#282
Soft Protein Bar (Marshmallow Peanut Road)
Soft Protein Bar (Marshmallow Peanut Road)
Barebells
7.3g/100kcal40
#283
Protein Bar (Chocolate Peanut Butter)
Protein Bar (Chocolate Peanut Butter)
JiMMYBAR!
6.7g/100kcal40
#284
Crispy Protein Bar (Cinnamon Cereal)
Crispy Protein Bar (Cinnamon Cereal)
Battle Bars
7.7g/100kcal40
See all 433 ranked →

Performance

Visual comparison across the 5 dimensions and macronutrient split.

Radar

How this product compares on each dimension — overlaid on the category median (gray). Larger area is always better. Hover any label for raw values and formula.

ProteinEfficiencyValue forMoneyLeannessLow CarbFiber
This productAverage Protein Bar(n=433)
Learn more about our methodology →

Macro Split

220kcal/serving
Protein
27%
Fat
34%
Carbs
39%

Nutrition

Macronutrient breakdown and product details.

NutrientPer Serving (55g)Per 100g
Energy220kcal400kcal
Protein16g29.09g
Total Fat9g16.36g
Sat. Fat4.5g8.18g
Carbohydrates23g41.82g
Fiber4g7.27g
Sugar2g3.64g
Sodium220mg400mg

Shop

Best prices across retailers — shown in your selected currency.

ProductRetailerPricePer ServingShips to
12-Pack660g · 12 sv
Best Value
Amazon US
USA
US$30.99
US$2.58/sv
Buy Now
12-Pack660g · 12 servings
Amazon US
Best Value
US$30.99
US$2.58/serving
USA
Buy
Prices shown in each retailer's original currency. Shipping availability and delivery to your country depend on the retailer. Affiliate disclosure: when you click a “Buy” link and make a purchase, we may earn a small commission at no extra cost to you.

Disclaimer — All nutritional data and product information is provided to the best of our knowledge based on publicly available sources and may contain inaccuracies. MacroXray is not responsible for discrepancies between listed and actual product data. Nothing on this site constitutes medical, dietary, or nutritional advice. Always consult a qualified healthcare professional before making changes to your diet. Dietary restriction labels (e.g. gluten-free, vegan) are based on ingredient information and may not account for cross-contamination or manufacturing processes — always verify with the manufacturer if you have allergies or intolerances. Halal, Kosher and other certifications shown are based on product labeling or third party site descriptions; actual certification status may vary by region and should be confirmed with the certifying body or manufacturer. Prices shown are sourced from third-party retailers at the time of last scan and may have changed since then. MacroXray is not a retailer and does not sell products directly.

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Barebells Soft Protein Bar (Marshmallow Peanut Road)
BarebellsSoft Protein Bar (Marshmallow Peanut Road)Protein Bar · Other · Milk Blend · #282 of 433 Protein Bars
XRay Score
40/100
Weighted across
5 dimensions
Protein Efficiency7.3 g/100kcalValue for Money6.2 g/$Leanness1.8:1 P:FLow Carb34.5g net/100gFiber7.3 g/100g
This productProtein Bar avg
Nutrition
/ serving 55g/ 100g
Calories220 kcal400 kcal
Protein16g29g
Fat9.0g16g
Carbs (total)23g42g
Fiber4.0g7.3g
Sugar2.0g3.6g
Macro Split
220kcal/svg
Protein
27%
Fat
34%
Carbs
39%
Protein Bar Rankings
Value
Rank
Protein Efficiency
7.3 g/100kcal
#252/433
Value for Money
6.2 g/$
#223/401
Leanness
1.8:1 P:F
#248/419
Low Carb
34.5g net/100g
#266/379
Fiber
7.3 g/100g
#236/366
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Generated on Jun 23, 2026 bymacroxray.com
YOUR PROTEIN.YOUR RULES. RANKED.
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