Home / Vegetables / Crisp Romaine Lettuce
Crisp Romaine LettuceVegetables

Crisp Romaine Lettuce

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

Calories
17 kcal
Fat
0.3g
Carbs
3.3g
Protein
1.2g

🧬 Micronutrients & Longevity Highlights

potassium: 247 mg
magnesium: 14 mg
fiber: 2.1 g
βœ“ Low Calorie
βœ“ Volume Eating
βœ“ High Hydration
βœ“ Keto Friendly

πŸ“‹ Quick Summary: Crisp Romaine Lettuce Nutrition Facts (Per 100g)

A standard 100g serving of Crisp Romaine Lettuce provides 17 calories, 1.2g protein, 3.3g carbs (g fiber), and 0.3g fat.

Caloric Density: 17 kcal / 100g
Protein Content: 1.2g
Carbohydrates: 3.3g
Dietary Fat: 0.3g

πŸ›‘οΈ Primary Health Benefits & Target Functions

βœ“

Premier Volume Eating Base (17 kcal/100g)

Clinically backed nutritional pathway for longevity promotion.

βœ“

Supplies Folate, Vitamin K, and Lutein

Clinically backed nutritional pathway for longevity promotion.

βœ“

High Cellular Hydration (95% Water Content)

Clinically backed nutritional pathway for longevity promotion.

🧬 Evidence-Based Longevity Science

5-Pillar Biohack & Cellular Health Matrix: Crisp Romaine Lettuce

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

🧠 Brain & Focus80/100πŸ’ͺ Lean Muscle42/100🌿 Gut Microbiome86/100πŸ›‘οΈ Heart & Circulation90/100⚑ Metabolic Flexibility96/100

Biochemical Balance & Calorie Energy Split

In a standard 100g portion (17 kcal), energy is distributed as:

Protein: 28% (1.2g)Carbs: 78% (1.2g net)Fat: 0% (0.3g)
πŸ’‘ Net Carbohydrate Impact: 3.3g total carbs βˆ’ 2.1g fiber = 1.2g net carbs per 100g serving.
🧠 Brain & Focus80/100

Exceptional source of folate (vitamin B9) and lutein, crucial for homocysteine clearance and cognitive longevity.

πŸ’ͺ Lean Muscle & Recovery42/100

Low protein; provides intracellular hydration and electrolytes to support muscular cellular turgor.

🌿 Gut Microbiome86/100

Supplies delicate cellulose fiber and 95% structured water to gently support healthy gastrointestinal transit.

πŸ›‘οΈ Heart & Circulation90/100

Potassium (247mg) and vitamin K activate osteocalcin while keeping calcium out of arterial vessel walls.

⚑ Metabolic Flexibility96/100

Ultimate volume eating vegetable (17 kcal/100g) providing massive plate fullness with near-zero caloric cost.

🍽️ Dietary Suitability & Lifestyle Fitting

  • Ketogenic & Low-Carb: Highly compatible with only 1.2g net carbs per 100g.
  • High-Protein / Athletic: Provides 1.2g protein per 100g; pair with higher-protein foods to reach 30g+ leucine thresholds.
  • Volume Eating: Superb high-volume satiety food (17 kcal/100g).

🍳 Culinary Science & Nutrient Retention

To maximize the nutritional bioavailability of Crisp Romaine Lettuce, 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 Crisp Romaine Lettuce (17 kcal) is equivalent in energy density to:

πŸ”„ Popular Food Swaps & Comparisons for Crisp Romaine Lettuce

Compare calorie density, protein ratios, and volume eating swap metrics for Crisp Romaine Lettuce:

Crisp Romaine Lettuce vs Spinach

Crisp Romaine Lettuce vs Spinach

Compare macros & portion swap ratio β†’

❓ Frequently Asked Questions (Crisp Romaine Lettuce)

How many calories are in 100g of Crisp Romaine Lettuce?

100 grams of Crisp Romaine Lettuce contains approximately 17 calories, along with 1.2g protein, 3.3g carbohydrates, and 0.3g fat.

What are the macros for Crisp Romaine Lettuce?

Per 100g serving, Crisp Romaine Lettuce provides 1.2g protein, 3.3g carbs (2.1 g fiber), and 0.3g fat.

Is Crisp Romaine Lettuce high in protein?

Crisp Romaine Lettuce provides 1.2g of protein per 100g serving, making it a valuable component of visual macro tracking on NutriVisual.

πŸ“‹ Embed Crisp Romaine Lettuce Card on Your Blog or Site

Copy this interactive HTML widget snippet to embed live nutrition metrics on any food blog or article.

πŸ₯¦ Related Foods in Vegetables

Broccoli
Broccoli
35 kcal β€’ 2.4g protein
Spinach
Spinach
23 kcal β€’ 2.9g protein
Kale
Kale
49 kcal β€’ 4.3g protein