Balances histamine for seasonal allergy relief
Supports clear nasal passages and healthy sinuses
Non-drowsy botanical blend with quercetin and bromelain

The CoreHist Defense formula includes optimal support for nasal and sinus passageways for individuals who anticipate seasonal changes.
CoreHist Defense is a targeted blend of flavonoids, antioxidants, proteolytic enzymes and botanicals designed to provide comprehensive support for seasonal challenges caused by common environmental allergens. The formula includes quercetin, bromelain, stinging nettles leaf and N-acetyl cysteine. The powerful combination actively promotes healthy nasal and sinus passages for individuals with elevated histamine and respiratory irritation.