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dairy

Greek yogurt (plain, nonfat)

8/ 10Excellent
Controversy: 6.6

Rated by 11 diets

6 approve2 caution3 avoid
Is Greek yogurt (plain, nonfat) Healthy?

Yes — Greek yogurt (plain, nonfat) is broadly considered healthy. 6 out of 11 diets approve it.

Nutrition Facts
Per 100g

Diet Ratings

Keto5/10CAUTION

Nonfat Greek yogurt contains approximately 3-4g net carbs per 100g serving, making it consumable in small portions. However, the lack of fat content is suboptimal for keto macros (70-80% calories from fat), and the carb density requires careful portion control to stay within daily limits.

iSome keto practitioners avoid nonfat Greek yogurt entirely due to its carb-to-fat ratio being unfavorable, preferring full-fat versions instead. Others argue the protein content and probiotics justify occasional small servings.

Vegan1/10AVOID

Greek yogurt is a dairy product made from milk, which is an animal product explicitly excluded by vegan diet rules. It contains casein and whey proteins derived from animal sources.

Paleo2/10AVOID

Greek yogurt is a dairy product, which is excluded from the paleo diet. Although processing removes some lactose and casein, dairy was not available to Paleolithic humans and remains fundamentally incompatible with paleo principles. The nonfat designation does not change its dairy status.

Mediterranean8/10APPROVED

Plain nonfat Greek yogurt aligns well with Mediterranean diet principles. It provides high-quality protein and probiotics without added sugars or excessive saturated fat. Dairy is encouraged in moderate amounts, and the nonfat version minimizes saturated fat content while maintaining nutritional benefits.

Carnivore5/10CAUTION

Greek yogurt is animal-derived dairy and contains protein, but nonfat varieties remove beneficial animal fats and concentrate lactose (milk sugar). Many carnivore practitioners include full-fat dairy, but strict adherents and Lion Diet followers exclude all dairy due to lactose and processing concerns.

iStrict carnivore protocols (Lion Diet, Saladino's baseline) exclude dairy entirely due to lactose and casein sensitivity concerns. Baker and others permit full-fat dairy but typically recommend against nonfat versions due to removal of fat and concentration of carbohydrates.

Whole301/10AVOID

Dairy is explicitly excluded on Whole30 for the full 30 days. Greek yogurt, regardless of fat content or lack of added sugar, is a dairy product and therefore not compatible with the program.

Low-FODMAP8/10APPROVED

Plain nonfat Greek yogurt is low in lactose due to the straining process that removes whey, which contains most lactose. Monash University has tested plain Greek yogurt and confirms it is suitable for the low-FODMAP diet at standard serving sizes. Nonfat varieties contain minimal fat but retain the low-lactose profile.

DASH9/10APPROVED

Plain nonfat Greek yogurt is a core DASH food. It provides high-quality protein, calcium, and magnesium without added sodium or sugar. The probiotic content supports gut health. Nonfat formulation eliminates saturated fat concerns. Excellent nutrient density aligns with DASH emphasis on low-fat dairy.

Zone8/10APPROVED

Nonfat plain Greek yogurt is an excellent Zone protein source with minimal fat and low glycemic impact. Approximately 20g protein and 7g carbs per 170g serving, making it easily balanceable into Zone meals. The carbs are primarily lactose (low-glycemic) with minimal added sugars. High protein density supports lean protein requirements.

Anti-Inflammatory8/10APPROVED

Plain nonfat Greek yogurt is an excellent anti-inflammatory choice. It provides high-quality protein, probiotics that support gut health and immune function, and calcium without the saturated fat of full-fat dairy. The absence of added sugars and artificial additives makes it aligned with anti-inflammatory principles. Probiotics are increasingly recognized as supporting systemic anti-inflammatory responses.

GLP-1 Friendly8/10APPROVED

Nonfat plain Greek yogurt is an excellent GLP-1 companion food. It delivers 15-20g protein per 150-170g serving with minimal fat and no added sugar, making it nutrient-dense per calorie. The high protein content supports muscle preservation during rapid weight loss. Plain varieties avoid empty calories and blood sugar spikes. The soft texture is easy to digest. Small servings are satisfying due to high protein density.

Controversy Index

Score range: 19/10. Higher controversy = more disagreement between diets.

Consensus6.6Divisive

Diet-Specific Tips for Greek yogurt (plain, nonfat)

Keto 5/10
  • 3-4g net carbs per 100g
  • Minimal fat content (incompatible with keto macro targets)
  • High protein (beneficial)
  • Requires strict portion control
Mediterranean 8/10
  • High protein content supports satiety
  • Probiotics support gut health
  • No added sugars or artificial ingredients
  • Nonfat version minimizes saturated fat
  • Versatile for meals and snacks
Carnivore 5/10
  • Animal-derived source
  • High lactose content (nonfat concentration)
  • Minimal fat content
  • Processed/strained product
  • Potential casein sensitivity
Low-FODMAP 8/10
  • Lactose content reduced by straining process
  • No added sugars or sweeteners in plain variety
  • Monash-tested and approved
  • Nonfat designation does not affect FODMAP status
DASH 9/10
  • High protein content (15-20g per 6oz serving)
  • Excellent calcium source (150-200mg per serving)
  • Low sodium (50-75mg per serving)
  • Zero added sugars in plain variety
  • Low saturated fat (0-0.5g per serving)
  • Probiotics support cardiovascular health
Zone 8/10
  • High-quality lean protein (~20g per serving)
  • Low glycemic carbohydrates (lactose-based)
  • Minimal fat in nonfat version
  • Probiotic benefits align with anti-inflammatory focus
  • Easily portionable for Zone blocks
  • High protein content supports satiety and muscle maintenance
  • Probiotics promote beneficial gut microbiota
  • Nonfat formulation eliminates saturated fat concerns
  • No added sugars or inflammatory additives
  • Rich in calcium and B vitamins
  • High protein density (15-20g per serving)
  • Low fat (nonfat)
  • No added sugar
  • Easy to digest
  • Nutrient-dense per calorie
  • Small portion satisfying
Last reviewed: Our methodology
Is Greek yogurt (plain, nonfat) Healthy? Diet Ratings & Controversy Score | FoodRef.ai