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The 10 Most Controversial Foods

Rated wildly differently by every diet.

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#10

Canned beans (black)

Canned beans (black)
Controversy7.3/10
Mediterranean
9DASH
8Anti-Inflammatory
8GLP-1 Friendly
8Vegan
8Zone
6Keto
2Low-FODMAP
2Paleo
1Whole30
1Carnivore
1

Beloved by Mediterranean, cautioned by Zone, reviled by Carnivore

#9

Tofu

T
Controversy7.4/10
Anti-Inflammatory
9GLP-1 Friendly
9Vegan
9Low-FODMAP
9Zone
8DASH
8Mediterranean
5Keto
5Paleo
1Carnivore
1Whole30
1

Beloved by Anti-Inflammatory, cautioned by Mediterranean, reviled by Whole30

#8

Maple syrup

Maple syrup
Controversy7.4/10
Vegan
10Whole30
10Paleo
5Anti-Inflammatory
4Mediterranean
3DASH
2Keto
1Carnivore
1Low-FODMAP
1Zone
1GLP-1 Friendly
1

Vegan's gold. Keto's red flag.

Vegan and Whole30-adjacent diets prefer maple syrup over refined sugar. Keto, GLP-1, and Zone reject it as concentrated carbs in liquid form.

#7

Pork rinds

Pork rinds
Controversy7.5/10
Keto
9Carnivore
9Low-FODMAP
9Whole30
8Paleo
6Zone
4Anti-Inflammatory
2GLP-1 Friendly
2Vegan
1Mediterranean
1DASH
1

Keto's perfect snack. Vegan's literal nightmare.

Carnivore and keto love pork rinds for the zero-carb fat-and-protein profile. Vegan, DASH, and Mediterranean reject them as ultra-processed animal product.

#6

Apple

Apple
Controversy7.5/10
Vegan
10Whole30
10DASH
10Paleo
9Mediterranean
9Anti-Inflammatory
9Zone
8GLP-1 Friendly
8Keto
2Low-FODMAP
2Carnivore
1

An apple a day keeps the dietitian arguing.

Mediterranean and DASH treat apples as everyday fiber. Low-FODMAP cuts them at half a fruit, and GLP-1 protocols flag the sugar-to-protein ratio.

#5

Barley

Barley
Controversy7.9/10
Vegan
9DASH
9Mediterranean
8Anti-Inflammatory
8GLP-1 Friendly
8Zone
6Keto
1Paleo
1Carnivore
1Whole30
1Low-FODMAP
1

The grain everyone agrees on. Except keto.

Vegan, DASH, Mediterranean, and Anti-Inflammatory diets rate barley 8-9/10, but Keto and Paleo reject it at 1/10 for carb content.

#4

Butter

Butter
Controversy8.0/10
Keto
10Low-FODMAP
10Carnivore
9Paleo
6Mediterranean
2Zone
2Anti-Inflammatory
2GLP-1 Friendly
2Vegan
1Whole30
1DASH
1

Keto's best friend. DASH's enemy.

Keto and Carnivore rate butter 10/10, but DASH and Vegan diets score it 1/10 due to saturated fat and cholesterol concerns.

#3

Lard

Lard
Controversy8.5/10
Keto
9Paleo
9Carnivore
9Whole30
9Low-FODMAP
9Zone
2Anti-Inflammatory
2Vegan
1Mediterranean
1DASH
1GLP-1 Friendly
1

Carnivore's grandma cooked with it. DASH begs you not to.

Keto and carnivore treat lard as the original cooking fat. DASH and anti-inflammatory diets see 40% saturated fat and close the pan.

#2

Ribeye steak

Ribeye steak
Controversy8.6/10
Keto
10Paleo
10Carnivore
10Whole30
10Low-FODMAP
9GLP-1 Friendly
4Zone
3Mediterranean
2Anti-Inflammatory
2Vegan
1DASH
1

5 diets love it. Vegans don't exist.

Keto, Paleo, Carnivore, and Whole30 rate ribeye 10/10, but Vegan and DASH diets score it 1-2/10 due to saturated fat and ethical concerns.

#1

Lentils

Lentils
Controversy8.6/10
Vegan
10Mediterranean
10DASH
9GLP-1 Friendly
9Anti-Inflammatory
8Zone
5Low-FODMAP
2Paleo
1Carnivore
1Whole30
1Keto
1

Beloved by Vegan, cautioned by Zone, reviled by Keto

All 10 Controversial Foods

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#10

Canned beans (black)

frozen-convenience

Controversy7.3
Canned beans (black)

Beloved by Mediterranean, cautioned by Zone, reviled by Carnivore. Mediterranean gives it a 9/10 while Carnivore rates it just 1/10. With a controversy index of 7.3, this is one of the most divisive foods in nutrition.

Mediterranean
9DASH
8Anti-Inflammatory
8GLP-1 Friendly
8Vegan
8Zone
6Keto
2Low-FODMAP
2Paleo
1Whole30
1Carnivore
1
#9

Tofu

plant-proteins

Controversy7.4

Beloved by Anti-Inflammatory, cautioned by Mediterranean, reviled by Whole30. Anti-Inflammatory gives it a 9/10 while Whole30 rates it just 1/10. With a controversy index of 7.4, this is one of the most divisive foods in nutrition.

Anti-Inflammatory
9GLP-1 Friendly
9Vegan
9Low-FODMAP
9Zone
8DASH
8Mediterranean
5Keto
5Paleo
1Carnivore
1Whole30
1
#8

Maple syrup

sweeteners

Controversy7.4
Maple syrup

Vegan's gold. Keto's red flag.. Vegan gives it a 10/10 while GLP-1 Friendly rates it just 1/10. With a controversy index of 7.4, this is one of the most divisive foods in nutrition.

Vegan
10Whole30
10Paleo
5Anti-Inflammatory
4Mediterranean
3DASH
2Keto
1Carnivore
1Low-FODMAP
1Zone
1GLP-1 Friendly
1
#7

Pork rinds

snacks-processed

Controversy7.5
Pork rinds

Keto's perfect snack. Vegan's literal nightmare.. Keto gives it a 9/10 while DASH rates it just 1/10. With a controversy index of 7.5, this is one of the most divisive foods in nutrition.

Keto
9Carnivore
9Low-FODMAP
9Whole30
8Paleo
6Zone
4Anti-Inflammatory
2GLP-1 Friendly
2Vegan
1Mediterranean
1DASH
1
#6

Apple

fruits

Controversy7.5
Apple

An apple a day keeps the dietitian arguing.. Vegan gives it a 10/10 while Carnivore rates it just 1/10. With a controversy index of 7.5, this is one of the most divisive foods in nutrition.

Vegan
10Whole30
10DASH
10Paleo
9Mediterranean
9Anti-Inflammatory
9Zone
8GLP-1 Friendly
8Keto
2Low-FODMAP
2Carnivore
1
#5

Barley

grains

Controversy7.9
Barley

The grain everyone agrees on. Except keto.. Vegan gives it a 9/10 while Low-FODMAP rates it just 1/10. With a controversy index of 7.9, this is one of the most divisive foods in nutrition.

Vegan
9DASH
9Mediterranean
8Anti-Inflammatory
8GLP-1 Friendly
8Zone
6Keto
1Paleo
1Carnivore
1Whole30
1Low-FODMAP
1
#4

Butter

dairy

Controversy8.0
Butter

Keto's best friend. DASH's enemy.. Keto gives it a 10/10 while DASH rates it just 1/10. With a controversy index of 8.0, this is one of the most divisive foods in nutrition.

Keto
10Low-FODMAP
10Carnivore
9Paleo
6Mediterranean
2Zone
2Anti-Inflammatory
2GLP-1 Friendly
2Vegan
1Whole30
1DASH
1
#3

Lard

fats-oils

Controversy8.5
Lard

Carnivore's grandma cooked with it. DASH begs you not to.. Keto gives it a 9/10 while GLP-1 Friendly rates it just 1/10. With a controversy index of 8.5, this is one of the most divisive foods in nutrition.

Keto
9Paleo
9Carnivore
9Whole30
9Low-FODMAP
9Zone
2Anti-Inflammatory
2Vegan
1Mediterranean
1DASH
1GLP-1 Friendly
1
#2
Controversy8.6
Ribeye steak

5 diets love it. Vegans don't exist.. Keto gives it a 10/10 while DASH rates it just 1/10. With a controversy index of 8.6, this is one of the most divisive foods in nutrition.

Keto
10Paleo
10Carnivore
10Whole30
10Low-FODMAP
9GLP-1 Friendly
4Zone
3Mediterranean
2Anti-Inflammatory
2Vegan
1DASH
1
#1

Lentils

legumes

Controversy8.6
Lentils
Vegan: 10/10·Keto: 1/10

Beloved by Vegan, cautioned by Zone, reviled by Keto. Vegan gives it a 10/10 while Keto rates it just 1/10. With a controversy index of 8.6, this is one of the most divisive foods in nutrition.

Vegan
10Mediterranean
10DASH
9GLP-1 Friendly
9Anti-Inflammatory
8Zone
5Low-FODMAP
2Paleo
1Carnivore
1Whole30
1Keto
1

Not all foods divide diets. Some are universally loved.

See the most universally loved foods →

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