Insulin Index
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
II × carbs / 100
About this calculator
The Insulin Index (II) measures the body's insulin response to carbohydrate intake. This calculator estimates the insulinic impact of foods by combining their index value with consumed carbohydrate grams. The formula used is: (Insulin Index × carbohydrate grams) / 100, generating a scale that indicates the intensity of insulin release.
For example, a food with II=50 and 20g of carbs results in (50 × 20)/100 = 10. Higher values suggest greater insulin spikes, which may affect metabolic processes like fat storage or muscle recovery. Use this tool to plan healthy meals, especially for diabetes, hypertension, or weight management.
Note: II is an estimate. Factors like food preparation, protein/fat combinations, and individual differences (metabolism, insulin resistance) may alter the actual response. Consult a healthcare professional to tailor your diet.
Compare with Glycemic Index (GI), which measures blood glucose spikes. II offers complementary insight, as insulin and glucose respond differently to foods. Ideal for hormonal balance or athletic performance.
Frequently asked questions
What does the Insulin Index measure?
It measures a food's ability to stimulate insulin release in the body, indicating its metabolic impact after consumption.
How does the calculator formula work?
Multiplies the index value by carbohydrate grams, then divides by 100 to normalize. Example: II=40 and 15g carbs → (40×15)/100 = 6.
Who should use this calculation?
People with diabetes, obesity, insulin resistance, or athletes seeking muscle recovery optimization can benefit from this tool.
Is the result accurate?
It's an estimate based on average studies. For accuracy, consult a nutritionist and analyze individual clinical tests.