Tomatillo

Nutrition · per ~85 g serving · ≈ ¾ cup chopped

Score · 88/100

Overview

Tomatillos (Physalis philadelphica) are native to Mexico and Central America, traditionally used in salsas and regional cuisines for centuries. Unlike tomatoes, tomatillos contain chlorogenic acid and other polyphenols in their unripe green state, compounds that persist when consumed fresh. At just 32 calories per 100g, tomatillos deliver notable amounts of potassium (268mg), supporting cardiovascular function and blood pressure regulation. Their vitamin C content (11.7mg per 100g) contributes to collagen synthesis and antioxidant defense, while the dietary fiber (1.9g) supports glycemic control and gut health. The niacin content (1.85mg) is substantial for a vegetable, supporting metabolic function and NAD+ synthesis—relevant for mitochondrial health and longevity pathways. Tomatillos are also a source of choline (7.6mg), an underappreciated micronutrient essential for methylation reactions and cognitive health. Their unique flavor profile and phytochemical composition make them valuable for plant-based diversity, a marker of healthy aging. The combination of low glycemic load, micronutrient density, and bioactive compounds positions tomatillos as a beneficial inclusion in longevity-focused eating patterns.

Health Benefits (5)

• Supports cardiovascular health and blood pressure regulation

  strong
  High potassium content (268mg/100g) helps maintain sodium-potassium balance and supports vasodilation, while chlorogenic acid reduces oxidative stress in vascular tissue
• Enhances antioxidant defense and immune function

  moderate
  Vitamin C boosts glutathione synthesis and collagen cross-linking; chlorogenic acid and other polyphenols neutralize free radicals and reduce systemic inflammation
• Promotes glycemic control and metabolic health

  moderate
  Low glycemic index, high fiber content slows glucose absorption; chlorogenic acid may improve insulin sensitivity by inhibiting glucose-6-phosphatase
• Supports cognitive and liver function via choline and polyphenols

  moderate
  Choline serves as a precursor for acetylcholine and phosphatidylcholine, supporting neuronal signaling; chlorogenic acid supports hepatic detoxification pathways
• Aids gut microbiome health and short-chain fatty acid production

  emerging
  Dietary fiber and polyphenols are fermented by beneficial bacteria, producing butyrate and other SCFAs that strengthen the intestinal barrier

Food Pairings

• ·Pair with lime and cilantro because citric acid enhances chlorogenic acid bioavailability and cilantro's phytochemicals create synergistic antioxidant effects
• ·Combine with avocado because healthy fats increase absorption of fat-soluble micronutrients and enhance polyphenol stability
• ·Pair with garlic and onion because allicin and quercetin synergize with tomatillo polyphenols for enhanced anti-inflammatory and antimicrobial activity
• ·Mix with leafy greens (spinach, arugula) because vitamin C in tomatillo enhances non-heme iron absorption from greens
• ·Combine with fermented foods (sauerkraut, miso) because probiotics optimize polyphenol metabolism and increase short-chain fatty acid production

Practical Tips

• ·Select firm tomatillos with unblemished skin and green color; firm texture indicates optimal phytochemical density before ripening
• ·Consume raw or lightly cooked to preserve heat-sensitive vitamin C and maximize chlorogenic acid content—extended cooking degrades these compounds
• ·Store unwashed in refrigerator in a paper bag for up to 2 weeks; moisture promotes mold growth, so avoid plastic bags
• ·Use the whole fruit including the flesh and skin; polyphenols concentrate in the outer layers rather than seeds
• ·Prepare fresh salsa or raw preparations at least 2-3 times weekly; the phytochemical profile is most bioactive within hours of preparation

Optimal Timing

Tomatillos are low in sugar and high in fiber, making them suitable for any meal; however, inclusion at lunch or dinner with protein and fat optimizes polyphenol absorption and metabolic impact

Can be consumed during fasting windows as the calorie and sugar content is minimal, though pairing with fat-containing foods enhances nutrient bioavailability