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Spicy, hot, source of vitamin C
In season: Spring · Summer · Autumn · Winter
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 teaspoon (medium) of Red pepper flakes (3 g) has 7 calories. That works out to 282 calories per 100 g. It contains 1.4 g of carbs, 0.3 g of protein, 0.3 g of fat and 0.7 g of fiber. Its 54.5 µg of Vitamin A covers 6% of the Daily Value. Its glycemic index is 10 (low), so it raises blood sugar slowly.
Selected: 1 teaspoon (medium) · 2.5 g
7
KCAL / 2.5G
Carbs
1.4g
· 1% DV
Protein
0.3g
· 1% DV
Fat
0.3g
· 0% DV
Fiber
0.7g
· 3% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 59% · Protein 13% · Fat 28%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 7 kcal | |
| Total fat | 0.3 g | 0% |
| Saturated fat | 0.06 g | 0% |
| Trans fat | 0 g | |
| Sodium | 0.75 mg | 0% |
| Total carbohydrate | 1.4 g | 1% |
| Fiber | 0.7 g | 3% |
| Protein | 0.3 g | 1% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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| Serving | Amount | Calories |
|---|---|---|
| 1 teaspoon (medium) | 2.5 g | 7 kcal |
| 1 g | 1 g | 3 kcal |
| 1 tablespoon (small) | 5 g | 14 kcal |
| 1 serving (medium) | 5 g | 14 kcal |
| 1 tablespoon (medium) | 7.5 g | 21 kcal |
| 1 tablespoon (large) | 10 g | 28 kcal |
| 1 serving (large) | 10 g | 28 kcal |
| 1 pack (medium) | 50 g | 141 kcal |
| 100 g | 100 g | 282 kcal |
Calculated from 282 calories per 100 g.
Red pepper flakes are made from dried red chili peppers that are crushed into small pieces. They may include seeds, and the pepper variety and seed proportion affect how hot and flavorful each blend is.
Yes, “red pepper flakes” and “crushed red pepper” usually refer to the same dried, crushed chili seasoning. The exact pepper used can vary by brand, so the heat and flavor are not always identical.
No. Red pepper flakes are commonly made from a range of dried chilies and can be quite hot, while Aleppo pepper is typically milder, fruitier, and coarsely ground. They can be swapped in a recipe, but the flavor and heat will change.
Red pepper flakes can range from mildly warm to quite hot because brands use different chili varieties and proportions of seeds. Start with a small pinch when cooking, then add more after tasting rather than assuming every jar has the same heat.
Use red pepper flakes to add heat to pasta, pizza, soups, sauces, roasted vegetables, and marinades. Add them early for a more infused flavor or sprinkle them on at the end when you want their texture and sharper chili taste to stand out.
Yes, red pepper flakes can flavor warm oil for pasta, vegetables, or dipping. Heat the flakes gently and briefly; overheated flakes can burn and turn bitter. For stored infused oil, use a tested food-safety recipe rather than keeping homemade oil at room temperature.
Crushed dried chilies are the closest substitute for red pepper flakes. Cayenne powder can add heat but is finer and often more concentrated, so use less at first; paprika brings color and pepper flavor but may add little heat.
Store red pepper flakes in a tightly sealed container in a cool, dry, dark cupboard. Keep them away from steam and the stove, since moisture encourages clumping and heat and light gradually dull their aroma.
Yes, but fresh peppers must be dried completely before you crush them. Use a food dehydrator or another reliable drying method; partially dried peppers can retain moisture and may spoil during storage.
Dilute the dish with more of its mild base, such as broth, tomatoes, beans, or vegetables, if the recipe allows. Dairy can soften chili heat in some dishes, but adding water alone usually spreads the heat rather than removing it.
Vitamins
Vitamin A
54.5µg · 6% DV
Vitamin E
0.75mg · 5% DV
B6
0.06mg · 4% DV
B2
0.03mg · 2% DV
Minerals
Manganese
0.04mg · 2% DV
Potassium ⭐
50mg · 1% DV
Copper
0.01mg · 1% DV
Iron
0.2mg · 1% DV
Sodium
0.75mg · 0% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 7 calories in 1 teaspoon (medium) (2.5 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Red pepper flakes on this page refers to Turkish pul biber: dried red peppers crushed into flakes, with the variety and region shaping their colour, heat and amount of seed. It is a familiar seasoning in Turkish home cooking, rather than one uniform blend.
Its flavour is warmly hot, sometimes with a mild fruitiness, and it is often sprinkled over eggs, soups, grilled meats and beans, or stirred into oil to finish a dish. In Turkey, you may also find it at the table alongside other seasonings. A little goes a long way, so start with a pinch and adjust to taste; it pairs especially well with yoghurt, lemon and savoury dishes.
Very high
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
High
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
NOVA 2
Minimally Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
No known major allergens
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
SATURATED
0.06g
MONOUNSATURATED
0.04g
POLYUNSATURATED
0.19g
Omega 6:3 ratio 7:1
Above the ideal 4:1 (7:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.