Nutricost Quercetin 880mg, 240 Vegetarian Capsules, 120 Servings, GMO-Free

Customers find the quercetin supplement effective, with one noting it works better than antihistamines, and many reporting it helps with allergies, including seasonal ones for dogs. The product receives positive feedback for its health benefits, particularly for immune health and inflammation, and customers appreciate its good price. While customers like that there are no fillers, they note the capsules are somewhat large in size.