Background: Diabetic kidney disease (DKD) is driven by oxidative stress, inflammation, and profibrotic signaling, with transforming growth factor-β (TGF-β) as a key mediator. This trial assessed whether adjunct resveratrol improves serum TGF-β, albuminuria, and glomerular filtration rate (GFR) in adults with DKD. Methods: In a double-blind, randomized, placebo-controlled trial (October 2025…