90 Capsules

HistaBlock provides nutrients that support healthy respiratory function as the body battles irritants, pollutants and toxins. Stinging nettle provides well-known support against seasonal airborne substances. 

The antioxidant quercetin has been used for its reputed effects in supporting the respiratory system.

Bromelain is an enzyme that works to help mucous membranes during times of respiratory stress.

Bitter orange contains synephrine, which supports the airways.

  • Indications for use

    Provides nutrients that support the respiratory system in its battle against allergens, pollutants and toxins

    Provides antioxidant protection

    Supports mucous membrane health

    Supports healthy mucous membranes



  • Ingredients

    Per 2 capsules

    Proprietary blend 540 mg

    Nettle leaves (Urtica dioica)

    Quercetin (from Sophora japonica fruit) 

    Bitter Orange Fruit (Citrus aurantium)

    Bromelain (from pineapple fruit, Ananas comosus)

  • Recommended Dose

    Adults: Take 2 capsules with a meal twice daily

  • Cautions

  • Further Information

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