Lettuce

Vegetable

A crisp, refreshing green that forms the backbone of many salads

💚 Low in Calories

🌱 Rich in Water Content

🧠 High in Antioxidants

What is a Lettuce?

Lettuce is a leafy vegetable belonging to the daisy family, commonly used in salads and sandwiches. It originated in ancient Egypt, where it was cultivated for its seeds and oil as well as leaves. Today, there are several varieties, including romaine, iceberg, butterhead, and loose-leaf lettuce.

Lettuce has a mild, slightly sweet flavor, with some varieties like romaine offering a more earthy, crunchy taste. Its texture ranges from crisp and firm (e.g., iceberg) to tender and buttery (e.g., Bibb or butterhead). Lettuce can be eaten raw, grilled, or even used as a low-carb wrap.

Nutritionally, lettuce is low in calories and rich in water (over 95%), making it hydrating and refreshing. It provides essential vitamins and minerals such as Vitamin A, Vitamin K, folate, and fiber, and contains antioxidants that support overall health.

Nutrition Highlights

15

Calories

per 100g

1g

Fiber

per 100g

7400IU

Vitamin A

148% DV

126mcg

Vitamin K

105% DV

These values are based on a standard serving size. Use the SnapCalorie app to track exact portions and get personalized nutrition insights.

Health Benefits of Lettuces

💧

Hydrates the Body

Lettuce is over 95% water, contributing to good hydration, especially in hot weather or for active individuals.

• Rich in Water
• Rich in Electrolytes

👁️

Supports Eye Health

Rich in Vitamin A, lettuce can help maintain healthy eyesight and prevent age-related macular degeneration.

• Rich in Vitamin A
• Rich in Beta-Carotene

🦴

Promotes Bone Health

Vitamin K in lettuce plays a key role in calcium regulation and bone metabolism, helping strengthen your bones.

• Rich in Vitamin K
• Rich in Calcium

🛡️

Boosts Immunity

Antioxidants in lettuce, including Vitamin C and beta-carotene, help fight free radicals and optimize immune function.

• Rich in Vitamin C
• Rich in Antioxidants

Diet Compatibility

Is Lettuce suitable for your diet? Here's what you need to know:

✓ Vegan: Naturally plant-based

✓ Keto: Low in carbohydrates

✓ Gluten-Free: Naturally gluten-free

✓ Paleo: Unprocessed and nutrient-rich

✓ Low-Carb: Minimal net carbs

🍽️ How to Enjoy Lettuces

Breakfast

Layer on avocado toast or mix into a breakfast smoothie

Tip: Pairs well with creamy textures like yogurt or avocado

Lunch

Use as a base for salads or sandwich toppings

Tip: Combine with a variety of veggies for crunch and color

Dinner

Grill romaine lettuce and serve with a light dressing

Tip: Add grated Parmesan or nuts for extra flavor

Snack

Use lettuce leaves as wraps for meats or hummus

Tip: Consider Bibb lettuce for a tender and flexible wrap

✅ The Bottom Line

Lettuce is a nutrient-rich, hydrating vegetable that supports eye health, bone health, and immunity while being incredibly low in calories. It’s easy to add to any meal or snack thanks to its versatility and mild flavor.

Enjoy lettuce raw for maximum nutrient retention, or use it in creative ways like grilling or as a wrap. For the best results, pair it with nutrient-dense ingredients to create balanced meals.

Data Sources & Scientific References

1. USDA FoodData Central - Comprehensive nutrient composition data
2. FDA Nutrition Facts Label - Daily value percentages and guidelines
3. NIH Office of Dietary Supplements - Nutrient recommendations and health information
4. Dietary Guidelines for Americans - Evidence-based nutritional guidance