Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Seitan vs Lamb: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Lamb is generally healthier

Lamb comes out ahead in this comparison, winning in 2 out of 5 key nutritional categories. It has fewer calories (294 vs 370), less sodium (65mg vs 1088mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Lamb

294 kcal

More Protein

Seitan

25g

More Fiber

Seitan

2g

Less Sugar

Seitan

0g

Visual Comparison

Caloriesper 100g
Seitan
370
Lamb
294
Proteinper 100g
Seitan
25g
Lamb
25g
Carbohydratesper 100g
Seitan
14g
Lamb
0g
Fatper 100g
Seitan
1.7g
Lamb
21g

Side-by-Side Nutrition Table

NutrientSeitanLambDifference
Calories370kcal294kcal+76.0kcal
Protein25g25g0.0g
Carbohydrates14g0g+14.0g
Fat1.7g21g-19.3g
Fiber2g0g+2.0g
Sugar0g0g0.0g
Sodium1088mg65mg+1023.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Seitan

Per 100g:370 calories
Per cup (150g):555 calories
Per serving (85g):315 calories

Lamb

Per 100g:294 calories
Per cup (150g):441 calories
Per serving (85g):250 calories

Diet Compatibility

Seitan

High-ProteinPaleo

Lamb

KetoLow-CarbHigh-ProteinPaleoLow-Sodium

When to Choose Seitan

  • Higher in protein (25g vs 25g)
  • More fiber (2g vs 0g)
  • Less sugar (0g vs 0g)

Common Uses

Main dishesMeal prepGrillingHigh-protein meals
View full Seitan nutrition →

When to Choose Lamb

  • Lower in calories (294 vs 370)
  • Lower in carbs (0g vs 14g)
  • Lower sodium (65mg vs 1088mg)

Common Uses

Main dishesMeal prepGrillingHigh-protein meals
View full Lamb nutrition →

Seitan vs Lamb: Nutritional Analysis

Seitan is more calorie-dense at 370 calories per 100g compared to 294 for Lamb, a difference of 76 calories. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Seitan and Lamb tell different nutritional stories. Seitan provides 14g of carbohydrates, 1.7g of fat, and 2g of fiber per 100g, while Lamb contains 0g carbs, 21g fat, and 0g fiber. The higher fiber content in Seitan supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety.

Key Takeaways

  • For weight management: Lamb is the lower-calorie choice at 294 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Seitan provides more protein (25g/100g), supporting muscle repair and growth.
  • For sustained energy: Seitan offers more fiber (2g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Seitan or Lamb?

Seitan has more calories with 370 kcal per 100g, compared to Lamb with 294 kcal. That's a difference of 76 calories per 100g serving.

Is Seitan healthier than Lamb?

Based on our nutritional analysis, Lamb is generally the healthier choice, winning in 2 out of 5 key nutritional categories. Lamb has 294 calories, 25g protein, and 0g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Seitan and Lamb?

Seitan and Lamb have the same protein content at 25g per 100g.

Which is better for weight loss, Seitan or Lamb?

For weight loss, Lamb is the better choice with only 294 calories per 100g compared to 370 calories in Seitan. Seitan also offers 2g of fiber per 100g, which helps you feel fuller longer.

Does Seitan or Lamb have fewer carbs?

Lamb has fewer carbs with 0g per 100g, compared to Seitan with 14g. If you're following a low-carb diet, Lamb is the better option with 14.0g fewer carbohydrates.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.