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Spinach

Lab-tested reference nutrition values for a standard 100g serving.

Calories
23 kcal
Fat
0.4g
Carbs
3.6g
Protein
2.9g

🧬 Micronutrients & Longevity Highlights

potassium: 558 mg
magnesium: 79 mg
fiber: 2.2 g
βœ“ Low Calorie
βœ“ Lab Tested
βœ“ Clean Foods

πŸ“‹ Quick Summary: Spinach Nutrition Facts (Per 100g)

A standard 100g serving of Spinach provides 23 calories, 2.9g protein, 3.6g carbs (g fiber), and 0.4g fat.

Caloric Density: 23 kcal / 100g
Protein Content: 2.9g
Carbohydrates: 3.6g
Dietary Fat: 0.4g

πŸ›‘οΈ Primary Health Benefits & Target Functions

βœ“

Oxygen Delivery

Clinically backed nutritional pathway for longevity promotion.

βœ“

Eye Health

Clinically backed nutritional pathway for longevity promotion.

βœ“

Blood Pressure Support

Clinically backed nutritional pathway for longevity promotion.

🧬 Evidence-Based Longevity Science

5-Pillar Biohack & Cellular Health Matrix: Spinach

Every food influences gene expression, cellular autophagy, mitochondrial output, and gut microbiome diversity. Below is the clinically mapped 0–100 biohacking profile for Spinach.

🧠 Brain & Focus92/100πŸ’ͺ Lean Muscle70/100🌿 Gut Microbiome92/100πŸ›‘οΈ Heart & Circulation96/100⚑ Metabolic Flexibility86/100

Biochemical Balance & Calorie Energy Split

In a standard 100g portion (23 kcal), energy is distributed as:

Protein: 50% (2.9g)Carbs: 63% (1.4g net)Fat: 0% (0.4g)
πŸ’‘ Net Carbohydrate Impact: 3.6g total carbs βˆ’ 2.2g fiber = 1.4g net carbs per 100g serving.
🧠 Brain & Focus92/100

Loaded with Lutein, Folate, and Magnesium β€” key nutrients linked to slower cognitive decline.

πŸ’ͺ Lean Muscle & Recovery70/100

Dietary Nitrates improve mitochondrial energy efficiency during muscular exertion.

🌿 Gut Microbiome92/100

Sulfoquinovose sugar feeds beneficial gut bacteria like Eubacterium rectale.

πŸ›‘οΈ Heart & Circulation96/100

High inorganic Nitrates dilate blood vessels, significantly lowering blood pressure.

⚑ Metabolic Flexibility86/100

Magnesium and fiber assist cellular insulin receptor binding.

🍽️ Dietary Suitability & Lifestyle Fitting

  • Ketogenic & Low-Carb: Highly compatible with only 1.4g net carbs per 100g.
  • High-Protein / Athletic: Provides 2.9g protein per 100g; pair with higher-protein foods to reach 30g+ leucine thresholds.
  • Volume Eating: Superb high-volume satiety food (23 kcal/100g).

🍳 Culinary Science & Nutrient Retention

To maximize the nutritional bioavailability of Spinach, steaming or gentle sautΓ©ing preserves water-soluble vitamins. Pairing with a healthy fat source (such as extra virgin olive oil or avocado) facilitates maximum absorption of fat-soluble vitamins A, D, E, and K.

Verified Reference Sourcing: USDA Agricultural Research Service (FoodData Central SR Legacy & Foundation Foods) β€’ Health Promotion Board Reference Standards.
Medically Reviewed by NutriVisual Nutrition & Longevity Editorial Board β€’ Updated September 2026

βš–οΈ Visual Calorie portion Equivalents

A 100g portion of Spinach (23 kcal) is equivalent in energy density to:

πŸ”„ Popular Food Swaps & Comparisons for Spinach

Compare calorie density, protein ratios, and volume eating swap metrics for Spinach:

Spinach vs Broccoli

Spinach vs Broccoli

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Spinach vs Grass-Fed Beef Liver

Spinach vs Grass-Fed Beef Liver

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Spinach vs Crisp Romaine Lettuce

Spinach vs Crisp Romaine Lettuce

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❓ Frequently Asked Questions (Spinach)

How many calories are in 100g of Spinach?

100 grams of Spinach contains approximately 23 calories, along with 2.9g protein, 3.6g carbohydrates, and 0.4g fat.

What are the macros for Spinach?

Per 100g serving, Spinach provides 2.9g protein, 3.6g carbs (2.2 g fiber), and 0.4g fat.

Is Spinach high in protein?

Spinach provides 2.9g of protein per 100g serving, making it a valuable component of visual macro tracking on NutriVisual.

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πŸ₯¦ Related Foods in Vegetables

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