Professional Formulas Sinus Complex is a dietary supplement designed to support the respiratory function. This blend supports relief of some systems associated with some sinus conditions. Herbal complex for minimizing symptoms associated with allergies, asthma, rhinitis, bronchitis, and other respiratory and mucus membrane afflictions. Recommended use: Take 2-4 capsules, 3 times daily, or as directed by a healthcare professional. Professional Formulas Sinus Complex Facts: 4 capsules contain: Adhatoda (Adhatoda vasica) Leaves 5:1 Extract 200 mg Buttrbur (Petasites hybridus) Root Extract 200 mg European Goldenrod (Solidago virgaurea) Aerial Parts 4:1 Extract 200 mg Eyebright (Euphrasia officinalis) Aerial Parts 4:1 Extract 200 mg Quercetin 170 mg Citrus bioflavonoid complex 150 mg Tumeric (Circuma Long) Root extract 150 mg Nettle (Urtica dioica) Leaves 4:1 Extract 150 mg Skullcap (Scutellaria lateriflora) Aerial Parts 4:1 Extract 150 mg Grape (Vitis vinifera) Seed Extract 100 mg L-Histidine 100 mg Tylophora (Tylophora asthmatica) Leaves Extract 70 mg Bioperine Black Pepper (Piper nigrum) extract 6 mg Other Ingredients: Vegetarian capsule (hypromellose and water), organic brown rice, and vegetable medium chain triglycerides. Bioperine is a registered trademark of the Sabinsa Corporation.