Health & Fitness
Glycemic Load Calculator
Estimate the glycemic load of a food serving from its glycemic index and carbohydrate content.
Preparing your result…
What this calculator does
Calculates Glycemic Load Calculator using the formula verified against the cited source.
What your result means
An estimate from the inputs you enter, within the scope stated below — not advice.
Formula
GL = (GI × carbs per serving) ÷ 100
The step-by-step working for your own numbers appears with the result above and in the PDF report.
Frequently asked questions
Symbols and assumptions
- Inputs
- The values entered in the fields above
- • Glycemic load per serving=GI×available carbohydrate grams in that serving/100. GI is on the glucose=100 scale; use available/digestible carbohydrate, not blindly total carbohydrate including fiber.
Sources and review
Reviewed 2026-10-18 · Next review 2027-04-18
- • GI and portion must correspond to the same food/preparation. GL is an index derived from measured GI and carbohydrate quantity, not a predicted personal blood-glucose rise. Positive serving size and valid GI units required.
Important limitation
This is an educational estimate based only on the values and formula shown. Verify current rates, rules, units, and professional standards before relying on the result. It is not personalized financial or investment advice.
Quick reference
| Scenario | Glycemic index (GI) | Carbohydrates per serving (g) | Glycemic load |
|---|---|---|---|
| Worked example | 55 | 30 | 16.5 GL |
| Half the amounts | 28 | 15 | 4.2 GL |
| Double the amounts | 110 | 60 | 66 GL |
Need the full picture? Get the detailed PDF report with charts, tables, formulas and working steps.
Reviewed 2026-10-18 · Next review 2027-04-18
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