Sulforaphane-rich broccoli sprout extract modestly lowers fasting blood sugar in some people with prediabetes, perhaps due to variations in gut microbiota and individual metabolic traits.
“They also analyzed gut microbial composition and genetic markers to explore potential differences in response. Overall, the extract slightly reduced fasting blood sugar levels (3.6 milligrams per deciliter, mg/dL) compared to the placebo but did not meet the predefined target for effectiveness.”