NutriBiotic ??Grapefruit Seed Extract Tablets 125mg, 100 Count | Premium Grade GSE with Bioflavonoids | Potent Immune & Overall Health Support | Easy to Swallow | Vegan, Gluten Free, Non-GMO

Customers find this grapefruit seed extract supplement effective for immune support, particularly for chronic sinus infections, and note it works better than antibiotics. The product receives positive feedback for its natural antibiotic properties, with one customer mentioning it's a healthy alternative for pet medication. They appreciate its effectiveness in reducing abdominal discomfort, providing relief within days, and preventing sickness. Customers find it easy to swallow and consider it a good value, with one noting it's particularly useful during cold season.