Food Index
A-Z Food ListBlogAbout
Search foods
Food Index

Your trusted source for accurate nutritional information on thousands of foods.

Nutrition Info

  • Calories
  • Carbohydrates
  • Protein
  • Fat
  • Fiber
  • Healthy Foods
  • Food Benefits

Categories

  • Fruits
  • Vegetables
  • Grains & Cereals
  • Proteins
  • Dairy
  • Nuts & Seeds
  • Beverages
  • Snacks
  • Seafood
  • Plant-Based Proteins
  • Healthy Fats
  • Whole Grains
  • All Categories

Resources

  • A-Z Food List
  • Blog
  • About Us
  • Contact

Legal

  • Privacy Policy
  • Terms of Service
  • Sitemap

2026 Food Index. All rights reserved.

Nutritional information is provided for educational purposes only. Consult a healthcare professional for dietary advice.

Food Index

Home/Nuts & seeds/Flax Seeds
Nuts & seeds

How Many Calories Are In Flax Seeds?

Small seeds extremely high in omega-3s and lignans, best consumed ground.

Calories per 1 oz (28g)

534

kcal

% Daily Value

27%

Complete Nutrition Facts for Flax Seeds

Per 1 oz (28g)

534

cal

29g

carbs

18g

protein

42g

fat

27g

fiber

1.6g

sugar

More About Flax Seeds

How Many Carbs Are In Flax SeedsHow Much Protein Is In Flax SeedsHow Much Fat Is In Flax SeedsHow Much Fiber Is In Flax SeedsWhat is Flax Seeds Good For?Is Flax Seeds Healthy?

About Calories in Flax Seeds

A serving of Flax Seeds (1 oz (28g)) contains 534kcal of calories, which is 27% of the recommended daily value based on a 2,000 calorie diet.

Calories measure the energy content of food. Your body needs calories to function, but consuming more than you burn leads to weight gain. When planning your meals, consider that flax seeds is a significant source of calories compared to other nuts and seeds.

Compare Calories in Similar Foods

See how Flax Seeds compares to other nuts and seeds foods.

Almonds

per 1 oz (28g)

579

Walnuts

per 1 oz (28g)

654

Peanuts

per 1 oz (28g)

567

Cashews

per 1 oz (28g)

553

View All Foods by Calories
Verified Nutrition Data

Trusted & Verified Nutritional Information

All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.

USDAOfficial Source
FDA
FDASafety Standards
HHSHealth Standards
NIH
NIHResearch Verified

Laboratory Analyzed

Nutrient values from certified lab analysis

Peer Reviewed

Data reviewed by nutrition scientists

Regularly Updated

Synced with latest official database releases

Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.

Browse by Category

Explore foods organized by type

FruitsVegetablesGrains & CerealsProteinsDairyNuts & SeedsBeveragesSnacksSeafoodPlant-Based ProteinsHealthy FatsWhole Grains
View All Categories

Explore Nutrition Information

Browse our comprehensive nutrition databases and guides

Calories
Database
Carbs
Database
Protein
Database
Fat
Database
Fiber
Database
Is It Healthy?
Guide
Food Benefits
Guide

A-Z Food List

Browse our complete database of foods organized alphabetically

ABCDEFGHIJKLMNOPQRSTUVWXYZ
View Complete A-Z Food List