Herbal Supplement. Immune support. Gluten free. Certified Organic by Organic Certifiers. Fresh herb/Menstruum ration: 1:5. We prepare our Olive Extract from the mature leaves of Olea europaea trees which are Certified Organically Grown. To assure optimal extraction of oleuropein & other bioactive compounds, the leaf is hand-harvested, is carefully shade-dried, and is then thoroughly extracted. www.herb-pharm.com. (This statement has not been evaluated by the food and drug administration. This product is not intended to diagnose, treat, cure or prevent any disease.)