A whole raw bell pepper has roughly 25–55 calories, with exact calories driven by color and weight.
Green Per 100g
Yellow/Orange Per 100g
Red Per 100g
Small Pepper (~120g)
- Green ≈ 28 kcal
- Yellow ≈ 32 kcal
- Red ≈ 37 kcal
Snack size
Medium Pepper (~150g)
- Green ≈ 35 kcal
- Yellow ≈ 41 kcal
- Red ≈ 47 kcal
Most common
Large Pepper (~180g)
- Green ≈ 41 kcal
- Yellow ≈ 49 kcal
- Red ≈ 56 kcal
Meal prep
Bell peppers pack a crisp bite with a tiny calorie bill. The number you care about comes down to two things: how big the pepper is and which color you picked. Green tends to be the lightest per 100 grams. Red runs a bit higher. Yellow and orange sit in the middle. That means a small pepper barely moves your day’s total, while a big one lands closer to a light side dish.
Whole Bell Pepper Calories By Color And Size
Here’s the simple way to size things up. Calories scale with grams. Use a kitchen scale if you have one, or just pick “small, medium, large” as a quick proxy. The table below shows realistic whole-pepper weights and the matching calorie range using widely cited per-100-gram values from nutrition databases that aggregate USDA data: green ≈ 23 kcal/100 g, yellow ≈ 27 kcal/100 g, red ≈ 31 kcal/100 g. Those numbers line up with entries you’ll see on resources like MyFoodData for green, yellow, and red peppers drawn from FoodData Central.
| Pepper Type | Typical Whole Weight | Estimated Calories |
|---|---|---|
| Green — Small | ~120 g | ~28 kcal |
| Green — Medium | ~150 g | ~35 kcal |
| Green — Large | ~180 g | ~41 kcal |
| Yellow/Orange — Small | ~120 g | ~32 kcal |
| Yellow/Orange — Medium | ~150 g | ~41 kcal |
| Yellow/Orange — Large | ~180 g | ~49 kcal |
| Red — Small | ~120 g | ~37 kcal |
| Red — Medium | ~150 g | ~47 kcal |
| Red — Large | ~180 g | ~56 kcal |
Don’t stress if your pepper isn’t a perfect match. A few grams either way won’t blow up your plan. Once you set your daily calorie needs, that 10–15 calorie swing won’t change the big picture.
Why Color Changes The Count A Bit
Color equals ripeness. Green peppers are simply picked earlier. As a pepper ripens to yellow, orange, then red, natural sugars rise a touch and water dips slightly. That’s why red peppers show a small bump in calories per 100 grams. It’s still a low-energy food by any measure, but the shift explains the spread you saw in the chart above.
Beyond energy, the nutrient profile changes with color. Red delivers more vitamin A and a hefty shot of vitamin C. If you want a sense of how much C you’re getting, check the NIH’s detailed guidance on recommended intakes and roles on the vitamin C fact sheet.
Per 100 Grams Vs. Per Whole Pepper
Most databases present peppers by 100 grams or by cup. If your label or tracker lists 100 g, use the color-specific figure and scale to your pepper’s weight. If it lists “1 cup chopped,” that’s commonly around 149 g; multiply the per-100-gram value by 1.49 to reach a ballpark for that cup. A medium whole pepper often lands near the same weight as a packed cup of chopped pieces, so your numbers will look similar either way.
Quick cue: a medium fruit often sits around 140–160 g once you remove the stem and core. Some peppers are wall-thick and heavy; others are lighter and hollow. That’s fine—calorie math still holds when you weigh the edible portion.
How To Estimate Without A Scale
Use A Simple Hand Check
Grab one pepper and compare it to a medium apple. If it feels lighter, pick the small row from the chart above. If it feels similar, use the medium row. If it fills your palm and feels dense, pick the large row.
Trim, Then Weigh Once
If you do keep a scale, weigh a pepper after removing stem and seeds one time. Note how your usual peppers run. After that, you can eyeball easily during the week.
Log The Color
Color matters enough to note. Green peppers track closer to the low end. Yellow/orange sit mid. Red runs highest per 100 g, though the gap is still modest.
Whole Pepper Calories In Meals
Raw Slices
Raw slices are the easiest way to track. Weight equals the number you use. If you’re dipping, count the dip separately. Hummus or ranch usually dwarfs the pepper calories.
Stir-Fry And Sauté
Heat drives off water, so the pan looks like “less food.” Per 100 g, calories don’t change. Total dish calories do change if you add oil. One tablespoon adds around 119 calories by itself, so measure the oil if you’re tracking tightly.
Roasted Or Air-Fried
Roasting concentrates sweetness by removing moisture. The same raw pepper roasted still holds the same total calories. If you brush with oil, count it. If you roast on parchment without oil, the total will be close to the raw estimate.
Nutrition Beyond Calories
Peppers bring hydration, fiber, and a strong vitamin C punch. Per 100 g, green sits around 23 kcal, yellow around 27 kcal, and red around 31 kcal, each with generous vitamin C. For seasonal tips, storage pointers, and prep ideas from a government source, browse the USDA SNAP-Ed bell peppers page. It’s a handy one-pager when you’re planning produce buys for the week.
Cooked Weight Vs. Raw Weight
When you track cooked peppers by weight, the number per gram climbs because water leaves the pan. That’s a density change, not extra energy from the pepper itself. If you need to be precise, log raw grams before cooking or track the oil and keep the pepper entry as raw by weight.
Smart Swaps And Pairings
Swap For Crunch
Replace crackers with sliced peppers for dips. You trim calories while keeping volume and crunch. The trade makes sense for lunches where you want to stay full without overshooting your target.
Protein Pair-Ups
Stuff peppers with lean turkey, quinoa, or lentils. The pepper brings flavor and a steady dose of vitamin C, which helps with iron absorption from plant foods. That’s a nice win if you cook mostly meatless meals.
Roasting For Sweetness
Red peppers roast beautifully. Use a dry sheet and finish with a teaspoon of olive oil after they come out of the oven. You keep the total modest and still get that silky finish.
Color-By-Color Snapshot (Per 100 Grams)
These per-100-gram snapshots help you cross-check what you see on labels and in trackers. They’re rounded for easy math and reflect commonly cited nutrient tables.
| Color | Calories (Raw) | Notes |
|---|---|---|
| Green | ~23 kcal | Leanest per gram; crisp bite. |
| Yellow/Orange | ~27 kcal | Middle ground; bright flavor. |
| Red | ~31 kcal | Sweetest; rich in vitamin C and A. |
Buying Tips That Influence Calories
Pick Heavier Peppers
Heft equals grams. Two peppers can look the same size, but the denser one will weigh more and bring a few extra calories. For meal prep, that’s helpful. For tight tracking, weigh once, then batch your servings.
Mind The Edible Portion
Stems and seeds don’t count toward intake. If you’re logging closely, weigh the trimmed portion. If you don’t weigh, assume trimming drops total weight by roughly one fifth and keep using the size rows from the first chart.
Store For Freshness
Keep peppers uncut in the crisper. They hold water better and keep that juicy snap. Cut pieces lose moisture faster and feel lighter day by day, which can muddle your weight-based estimates.
Quick Math You Can Trust
Rule Of Thumb
Calories ≈ pepper grams × color factor. Use 0.23 for green, 0.27 for yellow/orange, and 0.31 for red. If your pepper weighs 150 g and it’s red, 150 × 0.31 ≈ 47 calories. That matches what you’ll see in common databases for a medium fruit.
When Labels Differ
Some apps list “1 cup chopped” or “1 large.” That’s fine. A cup often sits near 149 g, and a large pepper often lands near 170–180 g. If the entry gives grams, trust grams first, then back-solve to cups if needed.
FAQ-Style Clarity Without The FAQ Block
Do Cooking Methods Change Total Energy?
Not unless you add ingredients. Water leaves the pan or oven, so the same pepper looks smaller. Per 100 g, the number remains the same. Oil is the swing factor.
Which Color Is “Best” For Calories?
Green wins by a hair. The spread is small, so pick the flavor you enjoy and budget the rest of the plate around it.
Where To See Government-Level Details?
For produce basics, storage, and ideas, the USDA SNAP-Ed page is a solid reference. For micronutrient science, the NIH vitamin C fact sheet explains roles and daily targets.
Bring It All Together
Whole pepper calories are tiny, even at the large end. The quick wins: weigh once after trimming, note the color, and use the multipliers above. You’ll land within a few calories of any lab-tested entry—close enough for cooking, weight loss, and performance goals alike. Want a step-by-step walkthrough? Try our calorie deficit guide.