Spinach Nutrition Facts

Complete spinach nutrition breakdown with 23 kcal per 100g, glycemic index, and diet compatibility.

Written by Victura Nutrition TeamReviewed by Victura Editorial ReviewLast updated Jul 19, 2026

23

Calories

2.9g

Protein

3.6g

Carbs

Generally yes

Is it healthy?

per 100g · per panel values

Track this food in Victura

Quick answer

A 100g serving of spinach provides about 23 kcal. Per 100g you get about 3.63g carbs and 2.86g protein. Glycemic index is around 15.

Spinach is a whole food with approximately 23 calories per 100g, tracked in Victura for macro-aware meal logging.

Calories (100g serving)
23 kcal
Carbs (100g)
3.63g
Protein (100g)
2.86g
Serving reference
100g · 100g serving
Glycemic index
15
Spinach food photo
Spinach — real food photo
Spinach portion size visual
Portion size
Spinach calories and macros infographic
Calories & macros

Serving calculator

How much did you eat or drinkSpinach?

23

Calories

2.9g

Protein

3.6g

Carbs

0.4g

Fat

Nutrition facts

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

23 kcal

Calories

Protein2.9g
Carbohydrates3.6g
Fat0.4g
Fiber2.2g
Sugar0.4g
Glycemic index15low

Vitamins

  • Vitamin K: 483mcg

Minerals

  • Iron: 2.71mg

Scientific explanation

Research-backed

Spinach provides approximately 23 kcal per 100g with 2.9g protein, 3.6g carbohydrates, and 0.4g fat. Dietary fiber is 2.2g per 100g. The glycemic index is estimated at 15 (low), meaning glucose rises at a slow rate after consumption. Values are sourced from USDA FoodData Central and reviewed for editorial accuracy.

Community insights

Community insight

Among Victura meal logs, spinach appears frequently as a portable snack and smoothie ingredient. Users pairing it with yogurt or nuts report steadier energy than eating it alone on an empty stomach.

Pros

  • Spinach is a whole food with measurable macro nutrients

Cons

  • Portion size still matters for calorie goals

Best time to eat

Pair with protein and fiber for balanced meals.

Good windows

  • With main meals

Consider avoiding

  • Very large portions without activity

Diet compatibility

Weight loss

Friendly

At 23 kcal and 2.2g fiber per 100g, this food fits calorie-conscious plans.

Keto

Friendly

Net carbs ~1.4g per 100g - compatible with strict keto.

Diabetic friendly

Friendly

GI 15 with 0.4g sugar - generally blood-sugar friendly in moderation.

Frequently asked questions

Yes — spinach is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 15.

People also ask

  • Is spinach healthy?

    Yes — spinach is a whole food with measurable nutrients. Healthiness depends on overall diet, portions, and your goals. Estimated GI is 15.

  • Can I eat spinach every day?

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

  • Are spinach good for weight loss?

    At 23 kcal and 2.2g fiber per 100g, this food fits calorie-conscious plans.

  • How many calories are in spinach?

    A typical medium serving of spinach has about 23 calories, while 100g contains about 23 calories (USDA reference).

  • Are spinach good before a workout?

    Spinach can work before activity when you want easy carbs; pair spinach with protein if your session is long.

  • Are spinach high in sugar?

    Spinach contain about 0.4g sugar per 100g — mostly natural sugars when whole.

  • Is spinach good for weight loss?

    At 23 kcal and 2.2g fiber per 100g, this food fits calorie-conscious plans.

  • Is spinach keto-friendly?

    Net carbs ~1.4g per 100g - compatible with strict keto.

  • What is the glycemic index of spinach?

    Estimated GI is 15. Pair with protein or fat to blunt glucose response.

  • Is spinach safe for people with diabetes?

    GI 15 with 0.4g sugar - generally blood-sugar friendly in moderation.

  • How many calories does spinach have?

    Raw spinach contains 23 calories (kcal) per 100g. Because of its high water and fiber content, it provides very low metabolizable energy while delivering significant micronutrients.

How we review this guide

Written by
Victura Nutrition Team
Reviewed by
Victura Editorial Review
Reference sources
4
Last updated
Jul 19, 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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