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Optimum Nutrition

Gold Standard® 100% Whey, Chocolate Peanut Butter, 2 lb (907 g)

Chocolate peanut butter · Whey Protein Concentrate, Whey Protein Isolate, Hydrolyzed Whey · 33g serving

#85in Protein Powder(129)
✓ Gluten-Free✓ Vegetarian✓ Sugar-Free
1/2
XRay Score
47/100
Performance
P/kcal$P:F▾ CFb
At-a-Glance
24g
Protein /serving
0g
Fiber /serving
130
kcal /serving
18.5g
Protein /100kcal
Performance
ProteinEfficiencyValue forMoneyLeannessLow CarbFiber
Where to Buy
iHerbBest value
2 lb · 27 servings
US$1.85/serving
US$49.99 for pack
Buy Now
Ships Worldwide
🇺🇸 Prices in USD
View more buying options

XRay Summary

  • Ranks #85 of 129 · XRay Score 47/100
  • Strength: Value For Money (Top 40%)
  • Weakness: Leanness (Bottom 61%)
  • Protein Source: Whey Isolate
  • Flavor: Chocolate And Nutty
  • Dietary: Gluten-Free

Gold Standard® 100% Whey, Chocolate Peanut Butter, 2 lb (907 g) by Optimum Nutrition lands in the middle of the pack in the protein powder category with an XRay Score of 47/100, placing #85 out of 129. Its strongest dimension is value for money (top 40%), standing out on cost-effectiveness. On the flip side, the fat-to-protein ratio is higher than average (bottom 61% of the category). The protein here comes from whey isolate, known for its clean amino acid profile and rapid absorption. Flavor-wise, it features chocolate and nutty notes. This product also is gluten-free.

How It Ranks

Ranked against 129 products in this category.

XRay Score5D weighted score across all dimensions
#85 of 129
47/100XRay Score
Protein Efficiencygrams of protein per 100 kcal — higher is better
#74 of 129
18.5g/100kcal24.0g/serving43rd percentile
Value for Moneygrams of protein per unit of currency — higher is better
#25 of 61
13.0 g/US$60th percentile
Leannessprotein-to-fat ratio — higher is better
#76 of 124
12.0:139th percentile
Low Carbnet carbs per 100g — lower is better
#49 of 83
12.1g/100g4.0g/serving42nd percentile
Fiberfiber per 100g — higher is better
No data
——

Leaderboard

XRay Score — Protein Powder (129 products)

RankProductProtein Eff.g/100kcalScore/100
#1
ISO100® Hydrolyzed, 100% Whey Protein Isolate, Gourmet Vanilla, 5 lb (2.3 kg)
ISO100® Hydrolyzed, 100% Whey Protein Isolate, Gourmet Vanilla, 5 lb (2.3 kg)
Dymatize
22.7g/100kcal98
—
ISO100® Hydrolyzed, 100% Whey Protein Isolate, Fruity Pebbles, 3 lb (1.4 kg)
ISO100® Hydrolyzed, 100% Whey Protein Isolate, Fruity Pebbles, 3 lb (1.4 kg)
Dymatize
22.7g/100kcal98
···
#83
Elite Casein®, Rich Chocolate, 4 lb (1.8 kg)
Elite Casein®, Rich Chocolate, 4 lb (1.8 kg)
Dymatize
19.2g/100kcal48
#84
Gold Standard® 100% Whey, Chocolate Hazelnut, 2 lb (907 g)
Gold Standard® 100% Whey, Chocolate Hazelnut, 2 lb (907 g)
Optimum Nutrition
18.5g/100kcal48
#85
Gold Standard® 100% Whey, Chocolate Peanut Butter, 2 lb (907 g)
Gold Standard® 100% Whey, Chocolate Peanut Butter, 2 lb (907 g)
Optimum Nutrition
18.5g/100kcal47
#86
Combat® Protein Powder, Chocolate Milk, 2 lbs (900 g)
Combat® Protein Powder, Chocolate Milk, 2 lbs (900 g)
MusclePharm
17.9g/100kcal42
—
Combat® Protein Powder, Chocolate Milk, 4.2 lbs (1.9 kg)
Combat® Protein Powder, Chocolate Milk, 4.2 lbs (1.9 kg)
MusclePharm
17.9g/100kcal42
—
Combat Protein Powder, Chocolate Milk, 6.2 lb (2,831 g)
Combat Protein Powder, Chocolate Milk, 6.2 lb (2,831 g)
MusclePharm
17.9g/100kcal42
See all 129 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 Powder(n=129)
Learn more about our methodology →

Macro Split

130kcal/serving
Protein
74%
Fat
14%
Carbs
12%

Nutrition

Macronutrient breakdown and product details.

NutrientPer Serving (33g)Per 100g
Energy130kcal393.94kcal
Protein24g72.73g
Total Fat2g6.06g
Sat. Fat1g3.03g
Carbohydrates4g12.12g
Fiber0g0g
Sugar2g6.06g
Sodium190mg575.76mg

Shop

Best prices across retailers — shown in your selected currency.

ProductRetailerPricePer ServingShips to
2 lb891g · 27 sv
Best Value
iHerb
Worldwide
US$49.99
US$1.85/sv
Buy Now
2 lb891g · 27 servings
iHerb
Best Value
US$49.99
US$1.85/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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