Fiber Guide: Benefits, Foods & Daily Needs
Complete fiber nutrition breakdown with 0 kcal per 100g, glycemic index, and diet compatibility.
Written by Victura Nutrition TeamReviewed by Victura Editorial ReviewLast updated Jul 14, 2026
Quick answer
A fiber is tracked in Victura for macro-aware meal logging.
Fiber is a whole food with approximately — calories per 100g, tracked in Victura for macro-aware meal logging.
- Serving reference
- 100g · 100g serving
Scientific nutrition profile
Research-backedFiber provides approximately 0 kcal per 100g with 0.0g protein, 0.0g carbohydrates, and 0.0g fat. Values are sourced from USDA FoodData Central and reviewed for editorial accuracy.
Community insights
Community insightAmong Victura meal logs, fiber 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.
References
Frequently asked questions
People also ask
How many calories are in a fiber?
About 0 calories per 100g of fiber (USDA reference serving).
Is fiber good for weight loss?
At 0 kcal and 0.0g fiber per 100g, this food is energy-dense - watch portions.
Is fiber keto-friendly?
Net carbs ~0.0g per 100g - compatible with strict keto.
What is the glycemic index of fiber?
Estimated GI is moderate. Pair with protein or fat to blunt glucose response.
Is fiber safe for people with diabetes?
GI N/A with 0.0g sugar - generally blood-sugar friendly in moderation.
How we review this guide
- Written by
- Victura Nutrition Team
- Reviewed by
- Victura Editorial Review
- Reference sources
- 4
- Last updated
- Jul 14, 2026
Visual guides
- portionFiber portion size visual
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