Evidence-based nutrition, in plain English — every entry sourced from clinical research.

Gut Health

Gut health starts with fiber diversity, sensible fermented foods and patterns that support microbial balance.

Key compounds

The evidence base for this goal focuses on several well-studied compounds.

  • Resistant Starch — Resistant starch is the maverick of the carbohydrate world: a starch that slips past digestion in the small intestine and arrives, intact, in the colon where

Best foods for this goal

The foods below are good practical choices.

  • Greek Yogurt (plain, nonfat)
  • Nutrition facts per 100g

    Nutrient Amount Unit
    Calories 61 kcal
    Protein 10.3 g
    Carbohydrate 3.64 g
    Dietary Fibre 0 g
    Sugars 3.2 g
    Fat 0.37 g
    Saturated Fat 0.11 g
    Sodium 36 mg
    Potassium 141 mg

    Source: USDA FoodData Central (FDC 330137)

  • Oats
  • Nutrition facts per 100g

    Nutrient Amount Unit
    Calories 379 kcal
    Protein 13.15 g
    Carbohydrate 67.7 g
    Dietary Fibre 10.1 g
    Sugars 0.99 g
    Fat 6.52 g
    Saturated Fat 1.11 g
    Sodium 6 mg
    Potassium 362 mg

    Source: USDA FoodData Central (FDC 173904)

  • Chickpeas
  • Nutrition facts per 100g

    Nutrient Amount Unit
    Calories 383 kcal
    Protein 21.3 g
    Carbohydrate 60.4 g
    Dietary Fibre 10.8 g
    Sugars 10.8 g
    Fat 6.27 g
    Saturated Fat 0.69 g
    Sodium 8.78 mg
    Potassium 1070 mg

    Source: USDA FoodData Central (FDC 2644282)

  • Garlic
  • Nutrition facts per 100g

    Nutrient Amount Unit
    Calories 143 kcal
    Protein 6.62 g
    Carbohydrate 28.2 g
    Dietary Fibre 2.7 g
    Sugars 1 g
    Fat 0.38 g
    Saturated Fat 0.1 g
    Sodium 17 mg
    Potassium 401 mg

    Source: USDA FoodData Central (FDC 1104647)

  • Onion
  • Nutrition facts per 100g

    Nutrient Amount Unit
    Calories 44 kcal
    Protein 0.94 g
    Carbohydrate 9.93 g
    Dietary Fibre 2.2 g
    Sugars 4.24 g
    Fat 0.1 g
    Saturated Fat 0.042 g
    Sodium 1 mg
    Potassium 197 mg

    Source: USDA FoodData Central (FDC 790577); sugars/sat-fat: FDC 170000

Practical takeaways

Focus on consistency, variety and the overall dietary pattern. Smaller daily choices tend to outperform occasional large changes.

Common questions

Is one compound enough? Rarely. Whole foods and dietary patterns usually outperform single-compound strategies.

How fast can diet change inflammation or blood markers? It depends on the marker, the starting diet and lifestyle factors. Expect gradual trends rather than overnight shifts.

A note on health content. This article is for general information and is not a substitute for professional medical or dietetic advice. Where we cite research, links to the original papers are provided so you can read the evidence yourself.

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