Both interventions demonstrated significant improvements compared to controls at 15 days for measures of testosterone ng/ml (control 0.747 ± 0.039; metformin 0.647 ± 0.027; Cinnamomum cassia 0.625 ± 0.029); LH ng/ml (control 7.641 ± 0.267; metformin 6.873 ± 0.214; Cinnamomum cassia 6.891 ± 0.221) and insulin resistance (HOMA-IR) (control 10.018 ± 0.217; metformin 7.067 ± 0.184 Cinnamomum cassia 8.772 ± 0.196) (p < 0.05) [48]. The gene discussed is PLOD1; the disease is Insulin resistance.