Lentils vs Sourdough Bread
Side-by-side macro comparison. Lentils vs Sourdough Bread per their standard serving sizes.
Sourdough Bread
per 1 slice (36g)
Macro Comparison Table
| Macro | Lentils | Sourdough Bread | Difference |
|---|---|---|---|
| Calories | 230 cal | 93 cal | +147% Lentils |
| Protein | 18g | 4g | +350% Lentils |
| Carbs | 40g | 18g | +122% Lentils |
| Fat | 0.8g | 0.6g | +33% Lentils |
Differences shown relative to Lentils. Positive = Lentils has more.
Quick Take
Lentils delivers 230 calories per serving with 18g protein, 40g carbs, and 0.8g fat. Sourdough Bread delivers 93 calories with 4g protein, 18g carbs, and 0.6g fat. The most meaningful difference: Sourdough Bread saves 137 calories per serving — meaningful over a week of meals. For protein density per calorie, Lentils wins at 31% of calories from protein.
When to Pick Each
For Cutting / Weight Loss
When cutting on a tight calorie budget, Sourdough Bread gives you 137 more calories of headroom per serving — that's room for an extra snack, more vegetables, or a higher-protein second portion. If protein density matters more (which it does for preserving muscle on a deficit), Lentils delivers more grams of protein per calorie consumed.
For Bulking / Muscle Gain
For muscle gain, you want calories AND protein. Lentils brings 230 calories — useful when you're chasing a surplus and struggling to eat enough. Lentils delivers 18g of protein per serving, which directly feeds muscle protein synthesis. The best pick depends on whether you need more total calories or more usable protein.
For Keto / Low-Carb
Sourdough Bread fits cleanly into keto with only 18g carbs. Lentils at 40g carbs uses significantly more of your daily 20-30g carb budget.
Frequently Asked
Which has more protein, Lentils or Sourdough Bread?
Lentils has more protein: 18g vs 4g per serving. That's a difference of 14g.
Which has fewer calories, Lentils or Sourdough Bread?
Sourdough Bread has 93 calories per serving vs 230 calories in Lentils — a difference of 137 calories.
Is Lentils or Sourdough Bread better for keto?
Sourdough Bread is the better keto choice at 18g carbs per serving vs 40g carbs in Lentils.
Is Lentils or Sourdough Bread better for weight loss?
For weight loss, Sourdough Bread gives you more calorie flexibility (137 cal less per serving). For preserving muscle during a deficit, Lentils delivers more protein per calorie. Most people on cuts benefit from Lentils.
Which Is Better for Your Goal?
🔥 Weight Loss
Lentils
Higher protein-to-calorie density + lower absolute fat = more satiety per calorie.
💪 Muscle Gain
Lentils
Higher absolute protein per serving better supports muscle protein synthesis.
🥑 Low-Carb / Keto
Sourdough Bread
Lower carbohydrate content fits keto and low-carb macros without burning your carb budget.
Both fit most balanced diets. These verdicts reflect macro-only comparisons — taste, satiety, cost, and personal preference also matter.
Find Your Personal Macros
The "right" food depends on your individual macro targets. Calculate yours in 60 seconds:
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Other ways Lentils and Sourdough Bread stack up:
Full Lentils guide • Full Sourdough Bread guide • All comparisons