Chia and flax seeds have become increasingly popular in the last decade, as they’ve been touted as superfoods providing numerous health benefits. While both are incredibly rich in essential nutrients, is one healthier than the other? Here is a breakdown and a nutrition comparison of chia seeds vs. flax seeds.

What’s the difference between chia seeds and flax seeds?

Chia seeds are tiny, round, oval-shaped edible seeds originating from the Salvia hispanica plant ⁽¹⁾. They are found in black and white varieties and are usually found whole, but can also be found in ground form.

Flax seeds are small, flat, and slightly larger oval-shaped seeds originating from the Linum usitatissimum plant ⁽²⁾. They are found in brown and golden varieties and can be found in whole, ground, or flax meal form.

Both chia and flax seeds are considered “superfoods” due to their nutrient density; however, they vary slightly in their nutritional value.

Chia Seeds vs. Flax Seeds: Nutrition

Here is a nutrition comparison of the calorie and macronutrient content of a 1-ounce (28-gram) or roughly 2-tablespoon serving of chia seeds and flax seeds ^{(3, 4)}.

Calories

Flax seeds contain slightly more calories than chia seeds. A 1-ounce serving of chia seeds contains 138 calories, while a 1-ounce serving of flax seeds contains 151 calories.

Protein

Chia seeds and flax contain a very similar amount of protein. A 1-ounce serving of chia seeds contains 4.68 grams of protein, while a 1-ounce serving of flax seeds contains 5.19 grams of protein.

Along with hemp seeds, both chia and flax seeds are among the highest-protein seeds and are good sources of vegetarian protien and plant-based protein.

Fat

Flax seeds contain more healthy fat than chia seeds. A 1-ounce serving of chia seeds contains 8.70 grams of fat, while a 1-ounce serving of flax seeds contains 11.96 grams of fat.

While both chia seeds and flax seeds are good sources of omega-3 fatty acids, in the form of alpha-linolenic acid (ALA), flax seeds contain more per serving. A 1-ounce serving of chia seeds contains 5.05 grams of ALA, while a 1-ounce serving of flax seeds contains 6.40 grams of ALA.

Carbohydrates

Chia seeds contain more carbohydrates than flax seeds. A 1-ounce serving of chia seeds contains 11.94 grams of carbohydrates, while a 1-ounce serving of flax seeds contains 8.19 grams of carbohydrates.

However, neither is a particularly rich source of carbohydrates, specifically net carbs, since much of their carbohydrate content consists of fiber.

Fiber

Chia seeds contain more dietary fiber than flax seeds. A 1-ounce serving of chia seeds contains 9.75 grams of fiber, while a 1-ounce serving of flax seeds contains 7.74 grams of fiber.

While both chia seeds and flax seeds are high-fiber foods, they vary in their composition of soluble and insoluble fiber. Chia seeds are composed of 7-15% soluble fiber and 85-93% insoluble fiber, while flax seeds are composed of 25% soluble fiber and 75% insoluble fiber ⁽⁵⁾.

Soluble fiber dissolves in water and produces a sticky gel in the intestines, where bacteria ferment it into gases and by-products, which aids in gut health, reducing LDL “bad” cholesterol, and improving heart health ⁽⁶⁾. Insoluble fiber does not dissolve in water and, therefore, passes through the digestive tract undigested, which aids in digestion and regular bowel movements.

Sugar

Both chia seeds and flax seeds contain a negligible amount of sugar. A 1-ounce serving of chia seeds contains 0.00 grams of sugar, while a 1-ounce serving of flax seeds contains 0.44 grams of fat.

Note, the sugar in flax seeds is natural sugar, not added sugar.

Vitamins & Minerals

Here is a comparison of the micronutrient content of a 1-ounce (28-gram) or roughly 2-tablespoon serving of chia seeds and flax seeds ^{(3, 4)}.

Chia seeds contain more calcium, iron, phosphorus, zinc, selenium, and manganese, and flax seeds contain more thiamine, magnesium, copper, and potassium.

Both seeds also contain antioxidants, which are substances that protect cells from damage caused by free radicals in the body. However, flax seeds have particularly beneficial antioxidant properties, as they are the absolute best dietary source of lignans – a specific type of cancer-fighting antioxidant ⁽⁷⁾.

Other Factors to Consider

Here are some other factors to consider in the chia seeds vs. flax seeds debate.

Taste

Chia seeds have a relatively neutral taste, while flax seeds have a more earthy and nutty flavor.

Texture

Raw chia and flax seeds have a hard and crunchy texture. However, once wet, chia seeds create a thick “pudding” or “jelly” consistency, as they absorb up to 12 times their weight in water ⁽⁸⁾. Flax seeds also have gelling properties when exposed to liquid; however, they remain grittier than chia seeds.

Cost

Flax seeds are generally cheaper than chia seeds. Flax seeds range from $0.20 to $0.80 per ounce, while chia seeds range from $0.40 to $1.10 per ounce ^{(9, 10)}.

Is it better to consume chia and flax seeds whole or ground?

For maximum nutrient absorption, it is best to consume chia seeds and flax seeds ground or soaked ^{(11, 12)}. Due to their hard shell, both whole flax seed and chia seeds can pass through the digestive system intact, forcing the body to miss out on their essential nutrients.

Chia seeds are best consumed soaked or ground, while flax seeds are best consumed ground. Although you can grind your own using a coffee grinder, you can also purchase ground chia seeds and ground flax seeds (also known as flax meal) in most major grocery stores.

For a longer shelf life, it is best to store whole and ground chia and flax seeds in airtight containers in a dark pantry, fridge, or freezer.

So, which is healthier?

Overall, flax seeds and chia seeds are nutrient-dense foods with different strengths. While chia seeds are higher in fiber and calcium, flax seeds contain slightly more protein and are higher in healthy fats.

Both are healthy, whole foods that can help to increase fiber intake and improve digestive health and heart health. The “healthiest” or “best” option depends on personal preference, use, and health goals.

How to Use Chia Seeds and Flax Seeds

Here are some examples of the ways to eat chia and flax seeds

• Sprinkle chia seeds on top of your yogurt.
• Blend flax seeds into smoothies.
• Mix chia seeds with frozen berries to make chia jam.
• Add flax meal to your oatmeal.
• Soak chia seeds in milk to make chia pudding.
• Turn flax seeds into a flax egg and use it as an egg substitute in baked goods.
• Use ground flaxseed to thicken sauces.

The Bottom Line

While similar, the key differences between chia seeds and flax seeds are their size, shape, and nutrient profiles. Chia seeds are smaller, lower in calories, and higher in fiber, while flax seeds are slightly larger, higher in healthy fats, and lower in carbohydrates. Adding chia seeds and flax seeds to your meals can help to support a balanced diet, heart health, and digestion.

Both muesli and granola are oat-based breakfast cereals, but which is the healthier choice? Here is a breakdown of the ingredients, preparation methods, and nutritional values of muesli vs. granola so you can make an informed choice.

What’s the difference between muesli and granola?

Both muesli and granola are oat-based cereals; however, they differ in their ingredients, preparation method, and texture.

Muesli is a raw, uncooked breakfast cereal made from rolled oats, nuts, seeds, and dried fruits. It is a popular Swiss breakfast that is typically soaked in milk and/or yogurt and served cold.

There are many styles of muesli, including the popular Bircher muesli, which was invented around 1900 by Swiss doctor Maximilian Bircher-Benner ⁽¹⁾. Bircher muesli is said to be the original overnight oats, and is made by soaking muesli with sweetened condensed milk, freshly grated apple, and lemon juice.

Granola is a toasted breakfast cereal made from rolled oats, nuts, seeds, dried fruits, sugar, and/or oil.

Granola is said to have been introduced in America in 1863 by Dr. James Caleb Jackson, with the original recipe consisting of baked graham flour ⁽²⁾. While the first version was not an immediate success, soon afterwards, Dr. John Harvey Kellogg made a mixture of wheat flour, oatmeal, and cornmeal. Abeit it wasn’t until the late 1960s that Layton Gentry created a modern version of granola and turned it into a mass-market item in the cereal aisle.

Ingredients in Muesli vs. Granola

Given that both muesli and granola are recipes, their ingredients can vary widely from one version or brand to the next. While they generally contain rolled oats, nuts, seeds, and dried fruits, the exact types and additional ingredients differ, which influences their nutritional value.

For instance, some versions of muesli and granola contain high-protein nuts, such as almonds, while some contain higher-fat nuts, such as pecans. Other versions may contain high-protein seeds, such as pumpkin seeds, while some contain high-fat seeds, such as flax seeds and pumpkin seeds.

Additionally, some versions of granola are sweetened with white sugar, while others use natural sweeteners, such as honey or maple syrup. Moreover, both muesli and granola can include other grains (such as barley flakes, puffed rice, or quinoa), additional spices, dried fruits, such as raisins or dried cranberries, or even dark chocolate chips.

Here are the ingredients in the most popular muesli brands in the US ^{(3, 4, 5)}:

• Bob’s Red Mill® Country Style Muesli: Whole Grain Wheat, Dates, Sunflower Seeds, Raisins (Raisins, Sunflower Oil), Whole Grain Rye, Barley, Whole Grain Oats, Whole Grain Triticale (Wheat), Almonds, Flaxseed, and Walnuts.
• Alpen® Original Muesli: Whole Grain Oats, Whole Grain Wheat, Raisins (Coated with Expeller Pressed Sunflower Oil), Brown Cane Sugar, Almonds, Hazelnuts.
• Familia® Swiss Muesli: Whole Grain Oat Flakes, Apple Flakes [Whole Grain Flour (Wheat, Rye, Barley), Sugar, Apples], Whole Grain Wheat Flakes, Raw Sugar, Raisins (Sunflower Oil), Gianduja (Sugar, Hazelnuts), Roasted Almonds.

Here are the ingredients in the most popular granola brands in the US ^{(6, 7, 8)}:

• Nature Valley® Oats & Honey Crunchy Granola: Whole Grain Oats, Sugar, Canola and/or Sunflower Oil, Rice Flour, Honey, Brown Sugar Syrup, Salt, Baking Soda, Soy Lecithin, Natural Flavor.
• Nature’s Path® Dark Chocolate & Red Berries Granola: Whole Grain Rolled Oats, Cane Sugar, Sunflower and/or Soy Oil, Fair Trade Dark Chocolate Chunks (Cane Sugar, Unsweetened Chocolate, Cocoa Butter, Vanilla Extract), Dried Coconut, Fair Trade Cocoa Powder, Freeze-Dried Strawberries, Freeze-Dried Raspberries, Rice Starch, Sea Salt, Chocolate Flavor, Tocopherols.
• Purely Elizabeth® Ancient Grain Granola: Oats, Coconut Sugar, Coconut Oil, Sunflower Seeds, Puffed Amaranth, Quinoa Flakes, Chia Seeds, Cinnamon, Sea Salt.

Muesli vs. Granola: Nutrition Comparison

Here is a comparison of the nutritional value of a 1/2-cup (55-gram) serving of muesli and granola ^{(9, 10)}.

Calories

Granola typically contains more calories than muesli. A 1/2 cup serving of muesli contains 194 calories, while a 1/2 cup serving of granola contains 231 calories.

The higher calorie content of granola is due to the added sweeteners and oil required for binding and baking.

Protein

Muesli and granola contain similar amounts of protein. A 1/2 cup serving of muesli contains 6.2 grams of protein, while a 1/2 cup serving of granola contains 5.4 grams of protein.

The protein content of muesli and granola is provided by the nuts, seeds, and whole grains.

Fat

Granola typically contains more fat than muesli. A 1/2 cup serving of muesli contains 1.8 grams of fat, while a 1/2 cup serving of granola contains 7.2 grams of fat.

Both muesli and granola contain healthy fats from nuts and seeds; however, the higher fat content of granola is due to the added oil.

Carbohydrates

Muesli and granola contain similar amounts of carbohydrates. A 1/2 cup serving of muesli contains 41.6 grams of carbohydrates, while a 1/2 cup serving of granola contains 37.0 grams of carbohydrates.

The carbohydrates in muesli and granola are mostly from the whole grains and dried fruit, and added sweeteners in the case of granola.

Fiber

Muesli typically contains slightly more dietary fiber than granola. A 1/2 cup serving of muesli contains 5.0 grams of fiber, while a 1/2 cup serving of granola contains 4.1 grams of fiber.

The higher fiber content of muesli is generally due to the fact that it is a mixture of unprocessed whole ingredients.

Sugar

Granola typically contains more sugar than muesli. A 1/2 cup serving of muesli contains 11.0 grams of fat, while a 1/2 cup serving of granola contains 12.2 grams of fat.

While both granola and muesli typically contain dried fruits, which naturally contain sugar, the high sugar content of granola is largely due to the added sugar from sweeteners.

Other Factors to Consider

Here are some other factors to consider in the muesli vs. granola debate.

Allergies

Neither muesli nor granola is inherently gluten-free. While oats are a gluten-free grain, they are prone to cross-contamination during production, and some versions contain gluten-containing grains ⁽¹¹⁾. For individuals with celiac disease or gluten intolerance, it is best to opt for certified gluten-free muesli and granola.

Digestion

Both granola and muesli are good sources of fiber, which supports digestive health; however, because muesli is uncooked, the raw oats, which contain antinutrients, can be difficult for some individuals to digest if unsoaked ⁽¹²⁾. Given that some forms of granola are more processed foods than others, the added sugars can make digestion uncomfortable for some individuals.

Serving

Unlike muesli, which is made of uncooked oats, granola is ready to eat and can easily be eaten on its own for breakfast or as a simple snack. On the contrary, muesli is rarely eaten raw; rather, it is typically soaked overnight and served cold.

So, which one is healthier?

While muesli is generally healthier than granola, as it’s typically minimally processed, lower in calories, lower in sugar, and higher in fiber, both are healthy choices and can be included in a healthy diet.

Both granola and muesli can be served with a source of protein, such as milk, yogurt, Greek yogurt, or skyr, and fresh fruits to create a balanced meal to start the day. And low sugar options of both are available if preferred, and are particularly helpful for individuals counting calories or macros for weight loss goals.

You can also make your own muesli, granola, or granola bars, with these quick, easy, and healthy recipes:

• Bircher Muesli
• Classic Granola
• No-Bake Granola Bars

The Bottom Line

Muesli and granola are both oat-based cereals; however, muesli is generally a healthier choice given it’s lower in calories, lower in sugar, and higher and fiber. Nevertheless, both granola and muesli can included in a healthy and balanced diet regardless of health goals.