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

Quinoa vs Flaxseed: 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?

Both foods have similar nutritional profiles

Both foods have similar nutritional profiles with each winning in different categories. Your choice should depend on your specific dietary goals and preferences. Quinoa has 120 calories while Flaxseed has 534 calories per 100g.

Quick Summary

Fewer Calories

Quinoa

120 kcal

More Protein

Flaxseed

18g

More Fiber

Flaxseed

27g

Less Sugar

Quinoa

1.6g

Visual Comparison

Caloriesper 100g
Quinoa
120
Flaxseed
534
Proteinper 100g
Quinoa
4.4g
Flaxseed
18g
Carbohydratesper 100g
Quinoa
21g
Flaxseed
29g
Fatper 100g
Quinoa
1.9g
Flaxseed
42g

Side-by-Side Nutrition Table

NutrientQuinoaFlaxseedDifference
Calories120kcal534kcal-414.0kcal
Protein4.4g18g-13.6g
Carbohydrates21g29g-8.0g
Fat1.9g42g-40.1g
Fiber2.8g27g-24.2g
Sugar1.6g1.6g0.0g
Sodium7mg30mg-23.0mg

Serving Size Comparison

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

Quinoa

Per 100g:120 calories
Per cup (150g):180 calories
Per serving (85g):102 calories

Flaxseed

Per 100g:534 calories
Per cup (150g):801 calories
Per serving (85g):454 calories

Diet Compatibility

Quinoa

VeganVegetarianLow-Sodium

Flaxseed

High-ProteinVeganVegetarianPaleoLow-Sodium

When to Choose Quinoa

  • Lower in calories (120 vs 534)
  • Lower in carbs (21g vs 29g)
  • Less sugar (1.6g vs 1.6g)
  • Lower sodium (7mg vs 30mg)

Common Uses

Side dishesBreakfastMeal baseEnergy food
View full Quinoa nutrition →

When to Choose Flaxseed

  • Higher in protein (18g vs 4.4g)
  • More fiber (27g vs 2.8g)

Common Uses

SnackingToppingsTrail mixBaking
View full Flaxseed nutrition →

Quinoa vs Flaxseed: Nutritional Analysis

Flaxseed is more calorie-dense at 534 calories per 100g compared to 120 for Quinoa, a difference of 414 calories. On the protein front, Flaxseed delivers more with 18g per 100g versus 4.4g, which matters for muscle maintenance, satiety, and overall metabolic health. 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 Quinoa and Flaxseed tell different nutritional stories. Quinoa provides 21g of carbohydrates, 1.9g of fat, and 2.8g of fiber per 100g, while Flaxseed contains 29g carbs, 42g fat, and 27g fiber. The higher fiber content in Flaxseed supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety.

Key Takeaways

  • For weight management: Quinoa is the lower-calorie choice at 120 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Flaxseed provides more protein (18g/100g), supporting muscle repair and growth.
  • For sustained energy: Flaxseed offers more fiber (27g/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, Quinoa or Flaxseed?

Flaxseed has more calories with 534 kcal per 100g, compared to Quinoa with 120 kcal. That's a difference of 414 calories per 100g serving.

Is Quinoa healthier than Flaxseed?

Quinoa and Flaxseed have similar nutritional profiles, with each food winning in different categories. The healthier choice depends on your specific dietary goals and nutritional needs.

What is the protein difference between Quinoa and Flaxseed?

Flaxseed has more protein with 18g per 100g, compared to Quinoa with 4.4g. Flaxseed provides 13.6g more protein per 100g serving.

Which is better for weight loss, Quinoa or Flaxseed?

For weight loss, Quinoa is the better choice with only 120 calories per 100g compared to 534 calories in Flaxseed. Flaxseed also offers 27g of fiber per 100g, which helps you feel fuller longer.

Does Quinoa or Flaxseed have fewer carbs?

Quinoa has fewer carbs with 21g per 100g, compared to Flaxseed with 29g. If you're following a low-carb diet, Quinoa is the better option with 8.0g 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.