Is Kombucha Keto?

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Kombucha sticker illustration
KETO VERDICTLIMIT

Limit on keto: roughly 2.4g net carbs per 100ml (brand-dependent). Enjoy small servings and watch labels—residual sugar varies widely.

Limit on keto: roughly 2.4g net carbs per 100ml (brand-dependent). Enjoy small servings and watch labels—residual sugar varies widely.

  • Net carbs (100g)2.4g
  • Protein (100g)0g
  • Fat (100g)0g
  • Keto verdictLimit portions

NUTRITION FACTS

Per 100g (raw)

Net Carbs
2.4g
Total Carbs
2.9g
Fiber
0.5g
Protein
0g
Fat
0g
Calories
12

Source: USDA FoodData Central

WHY TO LIMIT IT ON KETO

  • Moderate carbs (~2.4g/100ml) can fit in small, planned portions
  • Fermented drink with live cultures that can complement a low-carb diet
  • Low calorie per 100ml compared with many sweetened beverages
  • Carb/sugar content varies by brand and fermentation time—check labels
  • Best as an occasional probiotic option, not a daily staple on strict keto
  • Choose plain/unsweetened; avoid juice-added or second-fermented sugary flavors

HEALTH BENEFITS

  • Provides live cultures that may support a diverse gut microbiome
  • Tea polyphenols offer antioxidant support
  • May help some people with digestion/bloating when tolerated
  • Potential immune support via a healthier gut environment
  • Very small amounts of organic acids contribute a tart, appetite-taming taste
  • Hydrating alternative to soda when selected in low-sugar varieties

PREPARATION SUGGESTIONS

OCCASIONAL DRINK

Sip 100–150ml straight, then switch to water or tea to keep carbs low.

DILUTED VERSION

Mix 50ml kombucha with 100–150ml sparkling-water and a squeeze of lemon or lime.

KETO DAY ALLOWANCE

Plan ~2.4g carbs per 100ml into daily macros; measure your pour.

HIGHER-CARB DAY

Reserve for targeted/cyclical keto or post-workout if you include carbs.

PROBIOTIC FOCUS

Pick plain, low-sugar bottles with live cultures listed.

HOMEMADE OPTION

Longer primary fermentation generally lowers residual sugar; avoid sweet second ferments.