Olive leaf extract is very healthy and contains 30x more antioxidants than olive oil.
It may help with lowering blood pressure, lowering high blood cholesterol, has anti-cancer properties (especially skin cancer), maintains blood-glucose levels, improves mental focus, protects brain from toxins, strengthens bones, reduced body weight and helps with digestion.
Olive leaf extract is anti-inflammatory, anti-bacterial, anti-fungal, and anti-parasitic.
There are over 16,000 scientific studies on it. Just ask Google. 