Affiliate links on this page — disclosure. As an Amazon Associate, CJ Affiliate, and AWIN publisher we earn from qualifying purchases.
How Many Calories in Dark Chocolate?
Circle DNA Nutrition & Diet Report
Find out how your genes affect the way your body processes nutrients, carbs and fat. DNA-personalised diet plan based on 500+ genetic markers.
Get Your DNA Nutrition Report →Affiliate links:
Quick reference — common serving sizes
| Amount | Calories | Protein |
|---|---|---|
| 1 oz (28g) | 155 kcal | 1.4g |
| 100g | 546 kcal | 4.9g |
| 2 squares | 109 kcal | 1.0g |
A dark chocolate contains 546 calories per 100g. A typical 2 squares (20g) provides about 109 calories. Dark Chocolate is high in calories. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.
Dark Chocolate Nutrition Facts
| Nutrient | Per 100g | Per serving (20g) |
|---|---|---|
| Calories | 546 kcal | 109 kcal |
| Protein | 4.9g | 1.0g |
| Carbohydrates | 61.2g | 12.2g |
| of which Sugars | 47.9g | 9.6g |
| Fat | 31.3g | 6.3g |
| of which Saturates | 18.5g | 3.7g |
| Fibre | 7.0g | 1.4g |
| Sodium | 24.0mg | 5mg |
| Potassium | 559.0mg | 112mg |
| Calcium | 56.0mg | 11mg |
| Iron | 8.0mg | 1.6mg |
| Vitamin C | 0.0mg | 0.0mg |
| Vitamin A | 2.0µg | 0µg |
| Selenium | 3.0µg | 1µg |
| Riboflavin (B2) | 0.1mg | 0.0mg |
% of Daily Value (per 100g)
Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.
- A good source of protein (10% DV)
- High in carbohydrates (22% DV) — an excellent source
- High in fibre (25% DV) — an excellent source
- High in fat (40% DV) — an excellent source
- Low in sodium (1% DV)
- A good source of potassium (12% DV)
- High in iron (44% DV) — an excellent source
- High in saturated fat (92% DV) — worth weighing against your daily intake if you're watching this specifically
- Calories: 27% DV
- Protein: 10% DV
- Carbohydrates: 22% DV
- Fibre: 25% DV
- Fat: 40% DV
- Saturated fat: 92% DV
- Sodium: 1% DV
- Potassium: 12% DV
- Calcium: 4% DV
- Iron: 44% DV
- Vitamin C: 0% DV
- Vitamin A: 0% DV
- Selenium: 5% DV
- Riboflavin (B2): 8% DV
Useful for tracking dark chocolate
Affiliate links — we earn a commission at no extra cost to you. Disclosure ›
MORiSH Pork Chicharrónes
79% protein, zero carbs. Air-fried, not baked. One of the cleanest macros of any snack.
Shop MORiSH →Have a cat or dog? Check whether dark chocolate is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. Use a meal prep container set to portion out dark chocolate for the week. Tracking supplements too? Check drug and supplement interactions before combining anything new.
Good to know
Check the actual serving size on packaging before comparing to the per-100g figures here — snack portions are often smaller (or larger) than 100g.
Does dark chocolate fit your diet?
Fibre intake
Dark Chocolate provides 7.0g of fibre per 100g — a meaningful contribution toward the commonly cited 25-30g daily target, which supports digestion and helps with feeling fuller for longer.
Moderation note
Dark Chocolate is relatively energy-dense (546 kcal/100g) with 18.5g of saturated fat per 100g — fine as part of a varied diet, worth weighing rather than eyeballing if you're watching saturated fat intake specifically.
Frequently Asked Questions
How many calories in dark chocolate per 100g?
Dark Chocolate contains 546 calories per 100g, based on USDA reference data.
Is dark chocolate high in calories?
A 2 squares of dark chocolate (20g) has around 109 calories — roughly 5% of a 2,000-calorie daily intake.
Is dark chocolate good for weight loss?
Dark Chocolate is fairly calorie-dense at 546 calories per 100g, so portion size matters when losing weight. A 2 squares provides about 109 calories.
How much protein is in dark chocolate?
Dark Chocolate contains 4.9g of protein per 100g.
Is dark chocolate a good source of fibre?
Yes — dark chocolate provides 7.0g of fibre per 100g, which is a meaningful contribution toward the commonly cited 28g daily reference intake.
How does dark chocolate compare to seeds, sunflower seed kernels from shell, dry roasted, with salt added?
Dark Chocolate has 546 calories per 100g, close to seeds, sunflower seed kernels from shell, dry roasted, with salt added at 546 — 0 calories fewer per 100g. See the full macro breakdown above.
How many servings of dark chocolate for 20g of protein?
With 4.9g of protein per 100g, you'd need roughly 408g of dark chocolate to reach 20g of protein
Foods with a similar calorie count
Other snacks closest to dark chocolate by calories per 100g:
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Dark Chocolate (this page) | 546 kcal | 4.9g | 61.2g | 31.3g |
| Seeds, Sunflower Seed Kernels From Shell, Dry Roasted, with Salt Added | 546 kcal | 19.3g | 15.3g | 49.8g |
| Candies, Mars Snackfood Us, Dove Milk Chocolate | 546 kcal | 5.9g | 59.8g | 31.7g |
| Keebler, Sandies, Chocolate Chip & Pecan Shortbread Cookies | 546 kcal | 5.6g | 59.2g | 32.1g |
| Snacks, Potato Chips, Made From Dried Potatoes, Sour-cream and Onion-flavor | 547 kcal | 6.6g | 51.3g | 37.0g |
| Snack, Potato Chips, Made From Dried Potatoes, Plain | 545 kcal | 4.6g | 55.4g | 35.3g |
| Keebler, Sandies, Pecan Shortbread Cookies, Bite Size | 547 kcal | 5.0g | 58.7g | 32.6g |
More kit for dark chocolate tracking
Affiliate links — we earn a commission at no extra cost to you. Disclosure ›
Build Your Own Supplement Blend
Choose exactly what's in it — a personalised daily supplement mixed to order in the UK from 200+ ingredients, no fillers or proprietary blends.
Build Your Blend →Last updated:
Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.