Fruit‐ and Vegetable‐Derived Polyphenols Improve Metabolic and Renal Outcomes in Adults with Metabolic Syndrome and Chronic Kidney Disease: A Systematic Review of Randomized Controlled Trials. Nutr Clín Diet Hosp [Internet]. 2025 Jul. 23 [cited 2025 Jul. 26];45(2). Available from: https://revista.nutricion.org/index.php/ncdh/article/view/981