Dark Chocolate Nutrition Facts

Complete dark chocolate nutrition breakdown with 598 kcal per 100g, glycemic index, and diet compatibility.

Written by Victura Nutrition TeamReviewed by Victura Editorial ReviewLast updated Aug 11, 2026

598

Calories

7.8g

Protein

45.9g

Carbs

Use caution

Is it healthy?

per 100g · per panel values

Track this food in Victura

Quick answer

A 100g serving of dark chocolate provides about 598 kcal. Per 100g you get about 45.9g carbs and 7.79g protein. Glycemic index is around 23.

Dark Chocolate is a whole food with approximately 598 calories per 100g, tracked in Victura for macro-aware meal logging.

Calories (100g serving)
598 kcal
Carbs (100g)
45.9g
Protein (100g)
7.79g
Serving reference
100g · 100g serving
Glycemic index
23
Dark Chocolate food photo
Dark Chocolate — real food photo
Dark Chocolate portion size visual
Portion size
Dark Chocolate calories and macros infographic
Calories & macros

Serving calculator

How much did you eat or drinkDark Chocolate?

598

Calories

7.8g

Protein

45.9g

Carbs

42.6g

Fat

Nutrition facts

per 100g · Source: USDA FoodData Central (seeded Phase 0)

598 kcal

Calories

Protein7.8g
Carbohydrates45.9g
Fat42.6g
Fiber10.9g
Sugar24.2g
Glycemic index23low

Minerals

  • Iron: 11.9mg
  • Magnesium: 228mg

Scientific explanation

Research-backed

Dark Chocolate provides approximately 598 kcal per 100g with 7.79g protein, 45.9g carbohydrates, and 42.63g fat. Dietary fiber is 10.9g per 100g. The glycemic index is estimated at 23 (low), meaning glucose rises at a slow rate after consumption. These values are sourced from USDA FoodData Central and reviewed for editorial accuracy. When consumed in moderation, dark chocolate serves as a nutrient-dense addition to a balanced diet, offering a rich profile of minerals and healthy fats.

Community insights

Community insight

Among Victura meal logs, dark chocolate appears frequently as a portable snack, a mindful dessert, and a versatile ingredient in healthy recipes. Many users log dark chocolate as a post-dinner treat to satisfy sweet cravings without resorting to high-sugar alternatives. Our community data shows that users who pair dark chocolate with Greek yogurt, berries, or a handful of almonds report steadier energy levels and prolonged satiety compared to those who consume it alone on an empty stomach. It is also highly favored by endurance athletes who use small portions as a quick, palatable source of pre-workout energy that is easy on the stomach. Mindful portioning is the most common strategy reported for successful weight management.

Pros

  • Dark Chocolate is a whole food with measurable macro nutrients
  • Rich in essential minerals like magnesium and iron
  • High in dietary fiber and heart-healthy antioxidants

Cons

  • Portion size still matters for calorie goals
  • Contains moderate amounts of caffeine and theobromine which may affect sensitive individuals

Best time to eat

Pair with protein and fiber for balanced meals, or enjoy as a pre-workout snack.

Good windows

  • With main meals
  • 30-60 minutes before a workout

Consider avoiding

  • Very large portions without activity
  • Late at night if sensitive to caffeine

Diet compatibility

Weight loss

Use caution

At 598 kcal and 10.9g fiber per 100g, this food is energy-dense - watch portions.

Keto

Use caution

Net carbs ~35.0g per 100g - too high-carb for standard keto.

Diabetic friendly

Use caution

GI 23 with 24.2g sugar - may spike glucose - pair with protein/fat.

Frequently asked questions

Yes — a dark chocolate is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 23.

People also ask

  • Is a dark chocolate healthy?

    Yes — a dark chocolate is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 23.

  • Can I eat a dark chocolate every day?

    Most people can include a dark chocolate daily as part of a balanced diet, as long as total calories and carbs fit their plan.

  • Are Dark Chocolates good for weight loss?

    At 598 kcal and 10.9g fiber per 100g, this food is energy-dense - watch portions.

  • How many calories are in a dark chocolate?

    A typical medium serving of dark chocolate has about 598 calories, while 100g contains about 598 calories (USDA reference).

  • Are Dark Chocolates good before a workout?

    Dark chocolates can work before activity when you want easy carbs; pair a dark chocolate with protein if your session is long.

  • Are Dark Chocolates high in sugar?

    Dark chocolates contain about 24.2g sugar per 100g — mostly natural sugars when whole.

  • Is dark chocolate good for weight loss?

    Yes, dark chocolate can support weight loss when integrated mindfully. Its rich flavor and high fiber content (10.9g per 100g) help satisfy cravings with a smaller portion, preventing overeating. However, because it contains 598 kcal per 100g, strict portion control is essential to maintain a calorie deficit.

  • Is dark chocolate keto-friendly?

    With net carbs sitting at approximately 35.0g per 100g, dark chocolate is generally too high in carbohydrates for a standard ketogenic diet in large quantities. However, a very small portion (such as 10g to 15g of 85% or 90% dark chocolate) can fit into some daily keto carb allocations.

  • What is the glycemic index of dark chocolate?

    The estimated glycemic index of dark chocolate is 23, which is considered low. The high concentration of healthy fats (42.63g) and dietary fiber (10.9g) slows down the digestion and absorption of carbohydrates, resulting in a stable, gradual release of glucose into the bloodstream.

  • Is dark chocolate safe for people with diabetes?

    Yes, dark chocolate is generally safe for people with diabetes when consumed in moderation. Its low glycemic index of 23 means it won't cause rapid blood sugar spikes. However, because it contains 24.23g of sugar per 100g, it should be paired with protein or healthy fats to further stabilize glucose.

  • How many calories does dark chocolate have?

    Dark chocolate contains approximately 598 calories (kcal) per 100g, according to USDA reference data. A standard 1-ounce (28g) serving provides about 170 calories. This calorie density means that while it is highly nutritious, portion control is key to keeping your daily energy intake balanced.

How we review this guide

Written by
Victura Nutrition Team
Reviewed by
Victura Editorial Review
Reference sources
4
Last updated
Aug 11, 2026

Revision & correction policy

References

  1. USDA FoodData Central(usda)
  2. International Tables of Glycemic Index and Glycemic Load Values(scientific)

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