The glycemic index value of the same food can vary depending on how it is prepared and processed.
Notes on verification
Confirmed by multiple independent clinical and educational sources (Mayo Clinic, Diabetes UK, Cleveland Clinic, WebMD) plus a peer-reviewed empirical study demonstrating large GI variation based on cooking method.
Sources
- Low-glycemic index diet: What's behind the claims? (mayoclinic.org)
- https://www.diabetes.org.uk/living-with-diabetes/eating/carbohydrates-and-diabetes/glycaemic-index-and-diabetes (diabetes.org.uk)
- https://health.clevelandclinic.org/glycemic-index (health.clevelandclinic.org)
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3205609/ (ncbi.nlm.nih.gov)