PREMIER OLIVE LEAF EXTRACT: Premier Research Labs Olive Leaf Immune contains 500 mg of potent, high-quality olive leaf extract, along with turmeric & parsley to support immune & heart health naturally HEART & IMMUNE HEALTH SUPPORT: Olive leaf extract is renowned for its powerful antioxidant properties that support healthy cellular function for comprehensive health support HIGH CONCENTRATION OF OLEUROPEIN: Our olive leaf extract capsules contain a minimum 20% oleuropein, the bioactive phytonutrient that gives olive leaf its benefits RECOMMENDED USE: For daily heart health & immune support, take 2 capsules of our olive leaf supplement daily, or as recommended by a healthcare professional PREMIER-QUALITY SUPPLEMENTS: At Premier Research Labs, we pride ourselves in creating high quality supplements using sustainably & meticulously sourced natural ingredients from around the globe