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 VicturaQuick 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
Serving calculator
How much did you eat or drink — Spinach?
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
Vitamins
- Vitamin K: 483mcg
Minerals
- Iron: 2.71mg
Scientific explanation
Research-backedSpinach 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 insightAmong 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
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
References
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