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MET-Rx

Protein Plus Bar, Peanut Butter Cup

n/a · Whey Protein Isolate, Hydrolyzed Whey, Casein, Milk Protein Isolate, Egg White, Soy Protein · 85g serving

#58in Protein Bar(176)
✓ Gluten-Free✓ Vegetarian
1/3
XRay Score
65/100
Performance
P/kcal$P:F▾ CFb
At-a-Glance
30g
Protein /serving
2g
Fiber /serving
310
kcal /serving
9.7g
Protein /100kcal
Performance
ProteinEfficiencyValue forMoneyLeannessLow CarbFiber
Where to Buy
iHerbBest value
9 count · 9 servings
US$4.20/serving
US$37.82 for pack
Buy Now
Ships Worldwide
🇺🇸 Prices in USD
View more buying options

XRay Summary

  • Ranks #58 of 176 · XRay Score 65/100
  • Strength: Leanness (Top 7%)
  • Weakness: Fiber (Bottom 96%)
  • Protein Source: Milk Blend
  • Flavor: Nutty
  • Dietary: Gluten-Free

Protein Plus Bar, Peanut Butter Cup by MET-Rx scores above average overall in the protein bar category with an XRay Score of 65/100, placing #58 out of 176. Its strongest dimension is leanness (top 7%), with a very clean protein-to-fat profile. On the flip side, fiber isn't a strong point here (bottom 96% of the category). It uses a milk protein blend, offering both fast- and slow-release amino acids. On the flavor front, expect nutty tones. It should also be noted that this product is gluten-free.

How It Ranks

Ranked against 176 products in this category.

XRay Score5D weighted score across all dimensions
#58 of 176
65/100XRay Score
Protein Efficiencygrams of protein per 100 kcal — higher is better
#34 of 176
9.7g/100kcal30.0g/serving81st percentile
Value for Moneygrams of protein per unit of currency — higher is better
#51 of 160
7.14 g/US$69th percentile
Leannessprotein-to-fat ratio — higher is better
#13 of 171
3.0:193rd percentile
Low Carbnet carbs per 100g — lower is better
#106 of 146
35.3g/100g30.0g/serving28th percentile
Fiberfiber per 100g — higher is better
#151 of 158
2.4g/100g2.0g/serving5th percentile

Leaderboard

XRay Score — Protein Bar (176 products)

RankProductProtein Eff.g/100kcalScore/100
#1
Protein Bar, S'Mores
Protein Bar, S'Mores
Quest Nutrition
11.7g/100kcal94
···
#56
Crispy Snack Bars, Peanut Butter Chocolate
Crispy Snack Bars, Peanut Butter Chocolate
Simply Protein
7.6g/100kcal65
#57
Combat Sport Bar™, Chocolate Chip Cookie Dough
Combat Sport Bar™, Chocolate Chip Cookie Dough
MusclePharm
8.3g/100kcal65
#58
Protein Plus Bar, Peanut Butter Cup
Protein Plus Bar, Peanut Butter Cup
MET-Rx
9.7g/100kcal65
#59
High Protein Bar, Chocolate Peanut Butter Pretzel
High Protein Bar, Chocolate Peanut Butter Pretzel
Atkins
8.0g/100kcal65
#60
Combat Sport Bar™, Chocolate Cake
Combat Sport Bar™, Chocolate Cake
MusclePharm
8.0g/100kcal64
See all 176 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=176)
Learn more about our methodology →

Macro Split

310kcal/serving
Protein
36%
Fat
27%
Carbs
37%

Nutrition

Macronutrient breakdown and product details.

NutrientPer Serving (85g)Per 100g
Energy310kcal364.71kcal
Protein30g35.29g
Total Fat10g11.76g
Sat. Fat6g7.06g
Carbohydrates32g37.65g
Fiber2g2.35g
Sugar2g2.35g
Sodium360mg423.53mg

Shop

Best prices across retailers — shown in your selected currency.

ProductRetailerPricePer ServingShips to
9 count765g · 9 sv
Best Value
iHerb
Worldwide
US$37.82
US$4.20/sv
Buy Now
9 count765g · 9 servings
iHerb
Best Value
US$37.82
US$4.20/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.

MACROXRAY

Your Protein. Your Rules. Ranked. We rank based on published nutrition data — no sponsored rankings, no mystery grades. Just numbers.

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