Olive Leaf 410 mg from Solaray brand is a nutritional supplement that contains olive leaf extract. Olive leaf extract has traditionally been used for its potential health benefits. Olive Leaf Extract: Each Olive Leaf 410 mg capsule contains 410 mg of olive leaf extract, which has been used for its potential antioxidant and anti-inflammatory properties. Possible benefits: Olive leaf extract has been associated with possible health benefits, such as supporting the immune system, cardiovascular health, and lowering blood pressure. Indications: Use only as directed. Take 1 Capsule three times a day with a meal or a glass of water. Store in a cool, dry place.