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HistaBlock - 90 caps

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.

RRP $40.40, price $32.30.

90 caps Print this page


Nature's Sunshine


90 caps

Common Uses

  • 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

Suggested Dosage

 Adults: Take 2 capsules with a meal twice daily


Per 2 capsules:

Proprietary blend 540 mg

Stinging Nettle (Urtica dioica)

Quercetin (from Sophora japonica fruit)

Fructus aurantia immaturi (Citrus aurantium)

Bromelain (from pineapple fruit, Ananas comosus)


 Keep out of reach of children

Other Recommendations



Nature's Sunshine



Free shipping

All supplement orders over NZ$50 are delivered freight free NZ wide right to your door.
Food items and cleaning products may be excluded from freight free - we will contact you if additional delivery charges apply in these instances. A charge of $3.50 will apply to all rural delivery.


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