Quick Answer: Calories in Romaine Lettuce
There are approximately 43 calories in 100 grams of romaine lettuce. This page gives you a full nutrition-style breakdown for calories, carbs, net carbs, protein, fat, fiber, vitamins, minerals, and diet compatibility.
Romaine Lettuce Nutrition Facts Per 100g
| Nutrient | Amount per 100g |
|---|---|
| Calories | 43 kcal |
| Total carbs | 9.4g |
| Net carbs | 6.3g |
| Fiber | 3.1g |
| Protein | 2.1g |
| Fat | 0.3g |
Is Romaine Lettuce Keto Friendly?
Keto friendly: Moderate. It can fit into a flexible low-carb or dirty keto approach, but the 6.3g net carbs per 100g should be tracked carefully. If you are using a ketogenic diet for fat loss, blood sugar control, or appetite control, always compare this food with your personal daily carb target.
Read the focused keto page here: Is romaine lettuce keto?
Is Romaine Lettuce Low Carb?
Low-carb friendly: Yes. It is generally low-carb friendly in normal portions. For a low-carb lifestyle, the most important detail is not only calories, but how the food fits into the full day of meals.
Read the focused low-carb page here: Is romaine lettuce low carb?
Is Romaine Lettuce Paleo Friendly?
Paleo friendly: Yes. It is generally paleo friendly because it is a whole-food ingredient or minimally processed food.
Vitamins in Romaine Lettuce
Romaine Lettuce may provide vitamin C, vitamin K, folate, and small amounts of B vitamins. The exact vitamin profile can change depending on freshness, cooking method, fortification, recipe, and serving size.
Minerals in Romaine Lettuce
Important minerals commonly associated with this food category include potassium, magnesium, calcium, iron, and manganese. Minerals are one reason it is helpful to look beyond calories alone when building a healthy meal.
What Is Romaine Lettuce Considered Healthy For?
Romaine Lettuce can support a balanced diet when it matches your calories, protein needs, carb tolerance, and meal timing. In practical terms, this food may help with energy, satiety, micronutrient intake, or recipe variety. The best use depends on your goal: weight loss, maintenance, muscle tone, low-carb eating, or a higher-energy workout day.
How to Combine Romaine Lettuce in a Low-Carb Diet
1. Pair it with protein
Use a small portion of romaine lettuce with eggs, Greek yogurt, chicken, tuna, turkey, tofu, or another protein source. Protein helps make the meal more filling.
2. Add low-carb volume
Combine it with cucumber, lettuce, spinach, zucchini, broccoli, cauliflower rice, mushrooms, or a big salad to keep the plate larger without pushing carbs too high.
3. Use fat strategically
Add avocado, olive oil, cheese, nuts, seeds, or a creamy dressing if it fits your plan. Fat can improve fullness, but it also adds calories quickly.
Calories vs Carbs: What Matters More?
For weight loss, calories still matter. For keto and low-carb eating, carbs and net carbs matter too. The most useful approach is to track both: calories for the energy balance and net carbs for how the food fits your low-carb target.
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Note: Nutrition values are approximate per 100g and can vary by brand, recipe, ripeness, cooking method, and database source. Use this guide as a practical reference, not medical advice.