Effects of Cinnamomum Supplementation in Chronic Kidney Disease Patients

60 capsules of 500 mg of powdered cinnamomum bark (Cinnamomum verum; 40% polyphenols). Participants in this group will be instructed to consume two capsules per day, one after lunch and one after dinner for 3 months.

60 capsules with 500 mg of corn starch per month, until the end of the three months of intervention. Participants in this group will be instructed to consume two capsules per day, one after lunch and the other after dinner for 3 months.