Same Great Formula Natural Support for Sinus Health Featuring Clinically Studied Wildcrafted Butter Extract (PA Free) Whole Food Dietary Supplement Vegetarian - Gluten Free- Dairy Free Herbal Immune Balance Sinus Natural Support for Sinus Health Herbal Immune Balance Sinus combines the ancient wisdom of traditionally used herbals with exciting emerging science surrounding whole food ingredients like the fermented probiotic Sacharomyces boulardii, enzymes, citrus bioflavonoids and Vitamin Code whole food vitamins and minerals. Garden of Life Herbals are carefully selected for: Purity - Herbal ingredients are subjected careful authenticating tests Potency - Herbal ingredients are tested for their potency Traceability - Herbal ingredients are authenticated with full traceability to their plant species and location prior to harvest Featuring 100 mg Wild Crafted Butterbur Extract - and its active component, 15% petasins, with a significant amount of scientific support. Multiple "gold standard" double-blind placebo controlled human clinical studies have shown that petasins may affect the function of immune components in the blood supporting healthy immune function. Herbal Immunity Support Blend - 8 traditionally used, wild crafted herbals tested and validated for purity, potency and traceability Probiotic - Saccharomyces boulardii (5 billion CFU)¹, a clinically studied and beneficial probiotic organisms that supports gut-related immune system function Sinus Enzyme Blend - with significant amounts of Bromelain and Protease Powerful Beta 1,3 and 1,6 D-glucans Vitamin Code Vitamin and Minerals - 250 mg Vitamin C, 1000 IU Vitamin D3 ¹At time of manufacture