Potential Applications:
- Immune balance in hypersensitive individuals
 - Sinus and respiratory health
 - Normal viscosity of mucus
 - Healthy nasal passages
 
 
Natural D-Hist is a targeted blend of flavonoids, antioxidants, proteolytic enzymes and botanicals that may 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 may actively promote healthy nasal and sinus passages for individuals with elevated histamine and respiratory irritation.