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Quest Nutrition

Protein Bar, Lemon Cake

Lemon cake · Whey Protein Isolate, Casein, Milk Protein Isolate · 60g serving

#24in Protein Bar(433)
✓ Gluten-Free✓ Vegetarian✓ Kosher
1/3
XRay Score
84/100
Performance
P/kcal$P:F▾ CFb
At-a-Glance
20g
Protein /serving
13g
Fiber /serving
180
kcal /serving
11.1g
Protein /100kcal
Performance
ProteinEfficiencyValue forMoneyLeannessLow CarbFiber
Where to Buy
iHerbBest value
4 count · 4 servings
US$2.61/serving
US$10.45 for pack
Buy Now
Ships Worldwide
🇺🇸 Prices in USD
View more buying options

XRay Summary

  • Ranks #24 of 433 · XRay Score 84/100
  • Strength: Protein Efficiency (Top 6%)
  • Protein Source: Milk Blend
  • Flavor: Fruity
  • Dietary: Kosher Certified And Gluten-Free

Protein Bar, Lemon Cake by Quest Nutrition performs well above average in the protein bar category with an XRay Score of 84/100, placing #24 out of 433. Its strongest dimension is protein efficiency (top 6%), delivering strong protein per calorie. The protein comes from a milk protein blend, combining the benefits of both whey and casein. On the flavor front, expect fruity tones. It should also be noted that this product is Kosher certified and gluten-free.

How It Ranks

Ranked against 433 products in this category.

XRay Score5D weighted score across all dimensions
#24 of 433
84/100XRay Score
Protein Efficiencygrams of protein per 100 kcal — higher is better
#26 of 433
11.1g/100kcal20.0g/serving94th percentile
Value for Moneygrams of protein per unit of currency — higher is better
#101 of 401
7.66 g/US$75th percentile
Leannessprotein-to-fat ratio — higher is better
#87 of 419
2.9:179th percentile
Low Carbnet carbs per 100g — lower is better
#75 of 379
18.3g/100g11.0g/serving80th percentile
Fiberfiber per 100g — higher is better
#39 of 366
21.7g/100g13.0g/serving90th 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
···
#23
Protein Bar, Double Chocolate Chunk
Protein Bar, Double Chocolate Chunk
Quest Nutrition
11.8g/100kcal84
#24
Protein Bar, Lemon Cake
Protein Bar, Lemon Cake
Quest Nutrition
11.1g/100kcal84
#25
Protein Bar, Chocolate Chip Cookie Dough
Protein Bar, Chocolate Chip Cookie Dough
Quest Nutrition
11.1g/100kcal84
#26
Protein Bar, Birthday Cake
Protein Bar, Birthday Cake
Quest Nutrition
11.1g/100kcal83
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

180kcal/serving
Protein
33%
Fat
26%
Carbs
41%

Nutrition

Macronutrient breakdown and product details.

NutrientPer Serving (60g)Per 100g
Energy180kcal300kcal
Protein20g33.33g
Total Fat7g11.67g
Sat. Fat2.5g4.17g
Carbohydrates24g40g
Fiber13g21.67g
Sugar1g1.67g
Sodium210mg350mg

Shop

Best prices across retailers — shown in your selected currency.

ProductRetailerPricePer ServingShips to
4 count240g · 4 sv
Best Value
iHerb
Worldwide
US$10.45
US$2.61/sv
Buy Now
4 count240g · 4 servings
iHerb
Best Value
US$10.45
US$2.61/serving
Worldwide
Buy
12 count720g · 12 sv
iHerb
Worldwide
US$33.06
US$2.76/sv
Buy Now
12 count720g · 12 servings
iHerb
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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Your Protein. Your Rules. Ranked. We rank based on published nutrition data — no sponsored rankings, no mystery grades. Just numbers.

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Quest Nutrition Protein Bar, Lemon Cake
Quest NutritionProtein Bar, Lemon CakeProtein Bar · Fruity · Milk Blend · #24 of 433 Protein Bars
Gluten-FreeVegetarianKosher
XRay Score
84/100
Weighted across
5 dimensions
Protein Efficiency11.1 g/100kcalValue for Money7.7 g/$Leanness2.9:1 P:FLow Carb18.3g net/100gFiber21.7 g/100g
This productProtein Bar avg
Nutrition
/ serving 60g/ 100g
Calories180 kcal300 kcal
Protein20g33g
Fat7.0g12g
Carbs (total)24g40g
Fiber13g22g
Sugar1.0g1.7g
Macro Split
180kcal/svg
Protein
33%
Fat
26%
Carbs
41%
Protein Bar Rankings
Value
Rank
Protein Efficiency
11.1 g/100kcal
#26/433
Value for Money
7.7 g/$
#101/401
Leanness
2.9:1 P:F
#87/419
Low Carb
18.3g net/100g
#75/379
Fiber
21.7 g/100g
#39/366
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Generated on Jun 9, 2026 bymacroxray.com
YOUR PROTEIN.YOUR RULES. RANKED.
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