Herbs of Gold Olive Leaf Higher Strength 500mlIndications Contains high levels of oleuropein, the key pharmacologically active component of Olive leaf. Olive leaf has traditionally been used as an antimicrobial remedy and may assist in the relief of cold, flu and upper respiratory tract infection symptoms, including the relief of fevers. Olive leaf is a powerful antioxidant and free radical scavenger. Olive leaf helps maintain the health of the cardiovascular system and blood pressure in healthy