10 Best High Fiber Organic Cereal of 2025

Tested and Reviewed: Top 10 High Fiber Organic Cereal deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Cascadian Farm

Cascadian Farm Organic Hearty Morning Fiber Cereal 14.6 oz Box

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Editor's bottom line:

“This high fiber organic cereal is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

FIBER CEREAL: Made with organic whole grain oats, crisp rice, golden honey and 8g of fiber per serving
NON GMO: Certified organic granola cereal made without GMOS or synthetic pesticides
ORGANIC SNACK: Perfect for breakfast, an afternoon snack or on top of your evening ice cream
WHOLESOME CEREAL: Kosher and contains no artificial flavors or artificial colors
BOX CONTAINS: 14.6 oz cereal box

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Picked by 397 people today

9.5

Nature's Path

Nature's Path Organic Smart Bran Cereal, 10.6 oz (Pack of 1), Non-GMO

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Main Highlights

Contains: 1 Box of Nature's Path Smart Bran Cereal, 10.6 ounces
All of our recipes are carefully crafted with only certified USDA organic and Non-GMO ingredients, so that mindful eaters can enjoy a deliciously nutritious breakfast, with no artificial colors, flavors and preservatives
Natures Path Smart Bran are super crunchy cereal nuggets of high-fiber fuel, organically sweetened for a slightly sweet taste. With a whopping 17g of fiber, and low in fat, Smart Bran is a healthy cereal option for those wanting to watch their cholesterol or improve gut health with a plant-based diet.
A combination of organic wheat bran, oat bran, and psyllium seed husk makes this a super high fiber cereal, without the artificial sweeteners like aspartame that are found in other fiber-rich cereals.
What makes Natures Path the best organic cereal? We know how important that crunch is, and our unique and unmatched manufacturing technique, means our cereal stay crunchy, even in milk!
Our planet, our food and our bodies are all connected. Being mindful about your food and choosing to eat organic means youre making the best choice for your health, and our planet.
Organic

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9.5

Nature's Path

Nature's Path Organic Heritage Flakes® Cereal, 13.25 oz (Pack of 1), Non-GMO

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Main Highlights

Contains: 1 Box of Nature's Path Heritage Flakes Cereal, 13.25 ounces
All of our recipes are carefully crafted with only certified USDA organic and Non-GMO ingredients, so that mindful eaters can enjoy a deliciously nutritious breakfast, with no artificial colors, flavors and preservatives
Our ancient grain cereal flake, organically sweetened, and lightly flavored with sea salt and honey for a rich, nutty and wholesome taste. Each serve contains 23g whole grains, 5g protein and is low fat.
Packed with 6 Ancient Grains, like the high energy khorasan, these important super grains offer more in the way of natural nutrition and positive health benefits than the refined grains commonly found in other cereals.
What makes Natures Path the best organic cereal? We know how important that crunch is, and our unique and unmatched manufacturing technique, means our cereal stay crunchy, even in milk!
Our planet, our food and our bodies are all connected. Being mindful about your food and choosing to eat organic means youre making the best choice for your health, and our planet.

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9.2

Nature's Path

Nature's Path Organic Flax Plus Raisin Bran Cereal, 14 oz (Pack of 1), Non-GMO

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Main Highlights

Contains: 1 Box of Nature's Path Flax Plus Raisin Bran Cereal, 14 ounces
Simple, yet nutrient-rich, crunchy organic cereal flakes, blended with delicious organic raisins. Owing to its 20g of whole grains, high fiber content and being low fat, this vegan cereal is a great option to nourish your body, particularly your heart.
One of the most powerful plant foods on the planet, flaxseeds are must in every wellness-based diet.
What makes Natures Path the best organic cereal? We know how important that crunch is, and our unique and unmatched manufacturing technique, means our cereal stay crunchy, even in milk!
Our planet, our food and our bodies are all connected. Being mindful about your food and choosing to eat organic means youre making the best choice for your health, and our planet.
Organic
Whole grain
Omega 3's and 6's
Wheat free
Low sodium

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9.0

Nature's Path

Nature's Path Organic Flax Plus Multibran Flakes Cereal, 13.25 oz (Pack of 1), Non-GMO

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Main Highlights

Contains: 1 Box of Nature's Path Flax Plus Multibran Flakes Cereal, 13.25 ounces
All of our recipes are carefully crafted with only certified USDA organic and Non-GMO ingredients, so that mindful eaters can enjoy a deliciously nutritious breakfast, with no artificial colors, flavors and preservatives
Natures Path Flax Plus Multibran flakes are nutrient-dense, crunchy organic cereal flakes. Owing to its 16g of whole grains, high fiber content and being low fat, this vegan cereal is a great option to nourish your body, particularly your heart.
One of the most powerful plant foods on the planet, flaxseeds are must in every wellness-based diet.
What makes Natures Path the best organic cereal? We know how important that crunch is, and our unique and unmatched manufacturing technique, means our cereal stay crunchy, even in milk!
Our planet, our food and our bodies are all connected. Being mindful about your food and choosing to eat organic means youre making the best choice for your health, and our planet.
Organic
Whole grain
Omega 3's and 6's
Low sodium

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8.8

Fiber One

Fiber One Cereal, Original Bran, High Fiber Cereal Made with Whole Grain, 19.6 oz

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Main Highlights

HIGH FIBER CEREAL: Delivers 65% daily value of fiber per serving. Diets high in fiber can help keep your digestive system on track
FUEL YOUR MORNING: A delicious cereal containing whole grains and 90 calories per serving to help get your morning started
WHOLE GRAIN CEREAL: Each serving provides 18g of whole grain (at least 48g recommended daily), plus vitamins and minerals
FIBER BREAKFAST OR SNACK: Enjoy as a tasty cold cereal, or add the great taste to recipes for bran muffins or high fiber cookies
CONTAINS one 19.6 oz cereal box of General Mills Fiber One Original Bran Cereal

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8.6

365 by Whole Foods Market

365 by Whole Foods Market, Organic Bran Flakes Cereal, 15 Ounce

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Main Highlights

Made with organic whole grain wheat bran
Contains only five simple ingredients
Excellent source of dietary fiber
No artificial colors, flavors, or preservatives
Perfect with fresh fruit or yogurt
Great for baking breads and muffins
Certified organic and non-GMO
Lightly sweetened for natural taste

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8.3

Nature's Path

Nature's Path Organic Heritage Flakes® Cereal, 33.5 oz (Pack of 1), Non-GMO

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Main Highlights

Contains: 1 Box of Nature's Path Heritage Flakes Cereal, 33.5 ounces
All of our recipes are carefully crafted with only certified USDA organic and Non-GMO ingredients, so that mindful eaters can enjoy a deliciously nutritious breakfast, with no artificial colors, flavors and preservatives
Our ancient grain cereal flake, organically sweetened, and lightly flavored with sea salt and honey for a rich, nutty and wholesome taste. Each serve contains 23g whole grains, 5g protein and is low fat.
Packed with 6 Ancient Grains, like the high energy khorasan, these important super grains offer more in the way of natural nutrition and positive health benefits than the refined grains commonly found in other cereals.
What makes Natures Path the best organic cereal? We know how important that crunch is, and our unique and unmatched manufacturing technique, means our cereal stay crunchy, even in milk!
Our planet, our food and our bodies are all connected. Being mindful about your food and choosing to eat organic means youre making the best choice for your health, and our planet.

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8.1

Kashi

Kashi Breakfast Cereal, Organic, Fiber Cereal, Island Vanilla, 18oz Box (1 Box)

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Main Highlights

Deliciously crunchy with the flavor of real, organic vanilla beans; The whole family will love this low fat cereal in the morning or any time
Wake up to simply good taste; Get into vacation mode with an island-inspired flavor made with sweet vanilla and toasty wheat biscuits
Excellent source of fiber; 49g whole grains per serving; Vegan; Organic; Non-GMO Project Verified; Kosher Pareve; Contains wheat ingredients
Enjoy it as an easy breakfast or on the go snack; Simply delicious, both kids and adults love the taste of this vanilla cereal
Includes 1, 18oz box of Kashi Island Vanilla breakfast cereal; Packaged for freshness and great taste

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8.1

Kashi

Kashi Breakfast Cereal, Organic, Fiber Cereal, Berry Fruitful, 17.2oz Box (1 Box)

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Main Highlights

Deliciously crunchy with a touch of sweet berries, the whole family will enjoy this low fat cereal in the morning or any time of day
Wake up to simply good taste;Sweet blend of berries inside toasty wheat biscuits with 6g of fiber per serving
Excellent source of fiber; 51g whole grains per serving; Vegan; Organic; Non-GMO Project Verified; Kosher Pareve; Contains wheat ingredients
Enjoy it as an easy breakfast or on the go snack; Simply delicious, both kids and adults love the taste of this fruit-filled cereal
Includes 1, 17.2oz box of Kashi Berry Fruitful breakfast cereal; Packaged for freshness and great taste

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Our Best Overall Choice

Best Choice

9.7

Cascadian Farm

Cascadian Farm Organic Hearty Morning Fiber Cereal 14.6 oz Box

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

FIBER CEREAL: Made with organic whole grain oats, crisp rice, golden honey and 8g of fiber per serving
NON GMO: Certified organic granola cereal made without GMOS or synthetic pesticides
ORGANIC SNACK: Perfect for breakfast, an afternoon snack or on top of your evening ice cream
WHOLESOME CEREAL: Kosher and contains no artificial flavors or artificial colors
BOX CONTAINS: 14.6 oz cereal box

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