How antibiotics may affect blood sugar through the gut microbiomeDr Adithya V. Naragund, Senior Consultant in GI & HPB Surgery at Cytecare Hospitals, Bengaluru, tells indianexpress.com, “The gut microbiome plays a significant role in regulating glucose metabolism, insulin sensitivity, inflammation, and energy extraction from food. Emerging research suggests that antibiotic-induced alterations in the gut microbiome may influence blood sugar regulation, Dr Naragund states, although the extent varies between individuals. Who is most likely to notice blood sugar changes? Story continues below this ad“It is also important to recognise that infections themselves can raise blood sugar levels through stress hormone responses, making it difficult to separate the effects of the illness from those of the antibiotic. Some broad-spectrum antibiotics may have a greater impact on gut microbial diversity because they affect a wider range of bacterial species.