Nature’s Way Olive Leaf Standardized Extract Supplement, Supports Heart Health*, 250 mg Per Serving, Gluten Free, Vegan, 60 Capsules (Packaging May Vary)

Customers find the olive leaf supplement beneficial for their health, particularly for immune system support and gut health, with one noting it's better than oregano oil for sinus and lung ailments. The product receives positive feedback for its consistent quality and effectiveness, and customers consider it good value for money. Regarding side effects, while many report no issues, one customer experienced acid indigestion.