HISTABLOCK – 90 Capsules

HISTABLOCK – 90 Capsules

HISTABLOCK – 90 Capsules


  • Battles pollutants, allergens, and toxins
  • Contains antioxidant properties
  • Assists in reducing swelling of mucous membranes
How it Works

Nature’s Sunshine HistaBlock® nourishes the respiratory system and fights off irritants and pollutants to maintain respiratory health. The formula blends stinging nettle, quercetin, bromelain, and immature orange peel (which contains synephrine). HistaBlock also has antioxidant properties, assists in reducing mucous membrane swelling, and opens respiratory airways for easier breathing.



Nettle leaves, quercetin, bitter orange fruit, bromelain

Recommended Use

Take 2 capsules with a meal twice daily.