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Quest Nutrition

Quest Hero Protein Bar, Crispy Chocolate Peanut Butter

Chocolate peanut butter · Whey Protein Isolate, Casein, Milk Protein Isolate · 54g serving

#197in Protein Bar(433)
✓ Gluten-Free✓ Vegetarian✓ Kosher
1/3
XRay Score
52/100
Performance
P/kcal$P:F▾ CFb
At-a-Glance
18g
Protein /serving
4g
Fiber /serving
200
kcal /serving
9.0g
Protein /100kcal
Performance
ProteinEfficiencyValue forMoneyLeannessLow CarbFiber
Where to Buy
iHerbBest value
12 count · 12 servings
US$2.76/serving
US$33.06 for pack
Buy Now
Ships Worldwide
🇺🇸 Prices in USD
View more buying options

XRay Summary

  • Ranks #197 of 433 · XRay Score 52/100
  • Strength: Protein Efficiency (Top 31%)
  • Weakness: Leanness (Bottom 66%)
  • Protein Source: Milk Blend
  • Flavor: Chocolate, Nutty, And Sweet
  • Dietary: Kosher Certified And Gluten-Free

Quest Hero Protein Bar, Crispy Chocolate Peanut Butter by Quest Nutrition scores around the category average in the protein bar category with an XRay Score of 52/100, placing #197 out of 433. Its strongest dimension is protein efficiency (top 31%), offering excellent protein-to-calorie efficiency. On the flip side, the fat-to-protein ratio is higher than average (bottom 66% of the category). The protein comes from a milk protein blend, combining the benefits of both whey and casein. It comes in a chocolate, nutty, and sweet flavor profile. This product also is Kosher certified and gluten-free.

How It Ranks

Ranked against 433 products in this category.

XRay Score5D weighted score across all dimensions
#197 of 433
52/100XRay Score
Protein Efficiencygrams of protein per 100 kcal — higher is better
#135 of 433
9.0g/100kcal18.0g/serving69th percentile
Value for Moneygrams of protein per unit of currency — higher is better
#204 of 401
6.53 g/US$49th percentile
Leannessprotein-to-fat ratio — higher is better
#277 of 419
1.6:134th percentile
Low Carbnet carbs per 100g — lower is better
#166 of 379
27.8g/100g15.0g/serving56th percentile
Fiberfiber per 100g — higher is better
#235 of 366
7.4g/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
···
#195
High Protein Bar, Peanut Butter Granola
High Protein Bar, Peanut Butter Granola
Atkins
7.3g/100kcal53
#196
Plant Protein Bars, Chocolate Chip Cookie Dough + Cordyceps
Plant Protein Bars, Chocolate Chip Cookie Dough + Cordyceps
The Feel Bar
8.3g/100kcal52
#197
Quest Hero Protein Bar, Crispy Chocolate Peanut Butter
Quest Hero Protein Bar, Crispy Chocolate Peanut Butter
Quest Nutrition
9.0g/100kcal52
#198
Vegan Carb Crusher Protein Bar (Banoffee)
Vegan Carb Crusher Protein Bar (Banoffee)
MyProtein
7.0g/100kcal51
#199
High Protein Bar, Chocolate Peanut Butter
High Protein Bar, Chocolate Peanut Butter
Atkins
6.4g/100kcal51
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

200kcal/serving
Protein
29%
Fat
40%
Carbs
31%

Nutrition

Macronutrient breakdown and product details.

NutrientPer Serving (54g)Per 100g
Energy200kcal370.37kcal
Protein18g33.33g
Total Fat11g20.37g
Sat. Fat7g12.96g
Carbohydrates19g35.19g
Fiber4g7.41g
Sugar1g1.85g
Sodium220mg407.41mg

Shop

Best prices across retailers — shown in your selected currency.

ProductRetailerPricePer ServingShips to
12 count648g · 12 sv
Best Value
iHerb
Worldwide
US$33.06
US$2.76/sv
Buy Now
12 count648g · 12 servings
iHerb
Best Value
US$33.06
US$2.76/serving
Worldwide
Buy
Prices shown in each retailer's original currency. Shipping availability and delivery to your country depend on the retailer.

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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Quest Nutrition Quest Hero Protein Bar, Crispy Chocolate Peanut Butter
Quest NutritionQuest Hero Protein Bar, Crispy Chocolate Peanut ButterProtein Bar · Chocolate, Nutty · Milk Blend · #197 of 433 Protein Bars
Gluten-FreeVegetarianKosher
XRay Score
52/100
Weighted across
5 dimensions
Protein Efficiency9.0 g/100kcalValue for Money6.5 g/$Leanness1.6:1 P:FLow Carb27.8g net/100gFiber7.4 g/100g
This productProtein Bar avg
Nutrition
/ serving 54g/ 100g
Calories200 kcal370 kcal
Protein18g33g
Fat11g20g
Carbs (total)19g35g
Fiber4.0g7.4g
Sugar1.0g1.9g
Macro Split
200kcal/svg
Protein
29%
Fat
40%
Carbs
31%
Protein Bar Rankings
Value
Rank
Protein Efficiency
9.0 g/100kcal
#135/433
Value for Money
6.5 g/$
#204/401
Leanness
1.6:1 P:F
#277/419
Low Carb
27.8g net/100g
#166/379
Fiber
7.4 g/100g
#235/366
MacroXray logoMACROXRAY
Generated on Jun 9, 2026 bymacroxray.com
YOUR PROTEIN.YOUR RULES. RANKED.
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