Furthermore, Shidfar et al. [10] investigated the effect of 3 g/day sumac powder on serum glycemic profile, ApoB, ApoA-I and total antioxidant capacity in 41 patients with type 2 diabetes in a 3-month parallel RCT (sumac group, n = 22; placebo group, n = 19). This evidence concerns the gene APOA1 and type 2 diabetes mellitus.