In a double-blind study of 40 Type-2 diabetes patients, Iranian researchers gave half of them 200 milligrams of an extract of walnut leaf (Juglans regia) for eight weeks and the other half a placebo. Although the walnut leaf extract had no significant effect on their blood glucose levels or insulin resistance, it significantly lowered systolic blood pressure and body weight in the patients.

This article appears in the February 2019 issue of Natural Awakenings.