Olive Leaf extract constitutes oodles of constituents like bioflavonoids, phytonutrients, antioxidants, and other 95 constituents which are identified so far. It contains Oleuropein which supports a healthy immune and cardiovascular system. Olive Leaf can also help maintain normal blood pressure. Prowise Olive Leaf capsules are manufactured in the UK to GMP code of practice and ISO 9001 quality assurance certification. Only the finest quality raw materials in their highest and purest form are used. Suitable for vegetarians and vegans. Olive Leaf Capsules Health Benefits: Supports a healthy immune system and helps to maintain healthy blood sugar levels. Helps to support the healthy circulatory system, cholesterol levels, energy production. High-strength olive leaf extract with 20% active Oleuropein.