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USDA FoodData Central Benchmarks

Food Grams to Calories Database

Search whole foods and staples to calculate exact calories from custom gram weights. Verified nutritional density benchmarks derived from official USDA laboratory testing.

Grains & Starches 130 kcal / 100g

White Rice

Cooked, long-grain, steamed

Cooked white rice is an easily digestible complex carbohydrate staple supplying ~130 calories per 100 grams. Standard cooked long-grain rice contains 28.2g carbs, 2.7g protein, and negligible fat.

P 2.7g
C 28.2g
F 0.3g
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Grains & Starches 123 kcal / 100g

Brown Rice

Cooked, medium-grain, steamed

Cooked brown rice retains its nutrient-dense bran and germ layers, supplying 123 calories and 1.6g of dietary fiber per 100 grams with a low glycemic index.

P 2.7g
C 25.6g
F 1g
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Poultry & Meat 165 kcal / 100g

Chicken Breast

Cooked, boneless, skinless, roasted

Cooked boneless skinless chicken breast is the benchmark lean animal protein, delivering 165 calories, 31 grams of high-biological-value protein, and only 3.6 grams of fat per 100 grams.

P 31g
C 0g
F 3.6g
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Fish & Seafood 206 kcal / 100g

Atlantic Salmon

Cooked, baked or broiled

Cooked Atlantic salmon provides 206 calories per 100 grams, combining 22.1 grams of complete protein with 12.3 grams of heart-healthy polyunsaturated omega-3 fatty acids (EPA and DHA).

P 22.1g
C 0g
F 12.3g
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Poultry & Meat 217 kcal / 100g

Ground Beef

Cooked, broiled patty, 90% lean

Cooked 90% lean ground beef provides 217 calories and 26.1 grams of protein per 100 grams, offering bioavailable heme iron, zinc, and dietary creatine.

P 26.1g
C 0g
F 11.8g
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Fruits 89 kcal / 100g

Banana

Raw, fresh, peeled flesh

Raw fresh bananas provide 89 calories and 22.8 grams of carbohydrates per 100 grams, serving as a rich whole-food source of potassium, vitamin B6, and prebiotic fiber.

P 1.1g
C 22.8g
F 0.3g
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Fruits 57 kcal / 100g

Blueberries

Raw, fresh

Fresh blueberries supply only 57 calories per 100 grams, offering high satiety and antioxidant anthocyanins with 2.4g of dietary fiber.

P 0.7g
C 14.5g
F 0.3g
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Fruits 32 kcal / 100g

Strawberries

Raw, whole, fresh

Fresh strawberries provide just 32 calories and 7.7 grams of carbohydrates per 100 grams, making them an ideal high-volume, low-calorie fruit for weight loss.

P 0.7g
C 7.7g
F 0.3g
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Fruits 160 kcal / 100g

Avocado

Raw, California / Haas, peeled

Raw Haas avocado yields 160 calories per 100 grams, featuring 14.7g of monounsaturated fats and 6.7g of dietary fiber with minimal net carbs.

P 2g
C 8.5g
F 14.7g
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Grains & Starches 93 kcal / 100g

Russet Potato

Baked, flesh and skin

Baked Russet potatoes provide 93 calories and 21.2 grams of complex carbohydrates per 100 grams, holding the highest satiety ranking of any tested carbohydrate staple.

P 2.5g
C 21.2g
F 0.1g
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Grains & Starches 90 kcal / 100g

Sweet Potato

Baked in skin, without salt

Baked sweet potato provides 90 calories per 100 grams, supplying 20.7g of complex carbohydrates, 3.3g of dietary fiber, and over 100% of the daily value for provitamin A.

P 2g
C 20.7g
F 0.1g
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Fruits 30 kcal / 100g

Watermelon

Raw, diced flesh

Fresh raw watermelon delivers only 30 calories per 100 grams with 7.6g of natural fruit sugars, providing exceptional hydration and fullness per calorie.

P 0.6g
C 7.6g
F 0.2g
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Vegetables 17 kcal / 100g

Zucchini

Raw, with skin

Raw zucchini is a premier volumetric vegetable providing just 17 calories per 100 grams, popular for spiralized low-carb pasta substitutes.

P 1.2g
C 3.1g
F 0.3g
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Dairy & Eggs 155 kcal / 100g

Whole Egg

Cooked, hard-boiled

Hard-boiled whole eggs supply 155 calories per 100 grams (~78 kcal per large egg), featuring gold-standard complete protein, choline, and fat-soluble vitamins.

P 12.6g
C 1.1g
F 10.6g
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Dairy & Eggs 52 kcal / 100g

Egg Whites

Cooked or liquid pasteurized

Cooked egg whites provide 52 calories and 10.9 grams of pure protein per 100 grams with zero cholesterol and minimal fat.

P 10.9g
C 0.7g
F 0.2g
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Nuts, Seeds & Fats 579 kcal / 100g

Almonds

Raw, unblanched whole nuts

Raw whole almonds supply 579 calories per 100 grams (~164 kcal per ounce), featuring 49.9g of healthy fats, 21.2g of plant protein, and 12.5g of fiber.

P 21.2g
C 21.6g
F 49.9g
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Nuts, Seeds & Fats 588 kcal / 100g

Peanut Butter

Smooth, style with salt

Smooth peanut butter packs 588 calories per 100 grams (~188 kcal per 2 tbsp), supplying 25.1g of protein alongside dense monounsaturated fats.

P 25.1g
C 20g
F 50.4g
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Nuts, Seeds & Fats 884 kcal / 100g

Olive Oil

Extra virgin, cold-pressed

Extra virgin olive oil contains 884 calories per 100 grams (126 kcal per tablespoon), providing 100% pure plant lipids dominated by cardioprotective oleic acid.

P 0g
C 0g
F 100g
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Grains & Starches 389 kcal / 100g

Rolled Oats

Raw, dry whole grain rolled oats

Dry rolled oats supply 389 calories per 100 grams (~155 kcal per 40g serving), delivering 16.9g of protein and 10.6g of heart-healthy beta-glucan fiber.

P 16.9g
C 66.3g
F 6.9g
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