QR Health

Q.R Defence

  • High potency
  • Powerful anti-oxidant
  • Helps maintain a healthy immune system
  • Contains bioflavonoids to aid absorption
  • Orange flavour, 20 tablets per tube

QR Defence effervescent tablets, when dissolved in water, produce a pleasant tasting therapeutic drink, QR Defence contains vitamin C, a potent anti-oxidant, which is critical to the growth and repair of bones and skin.

Vitamin C and Zinc are both essential to immune function and help to promote wound healing.

Bioflavonoids are a family of anti-oxidants, which aid the absorption of Vitamin C

Q.R Defence

Before taking this medicine:
Consult your doctor before use, if you have kidney impairment or a condition of iron sensitivity

Children 12 years to Adult: Dissolve one tablet in a glass of water
Take daily or as directed by your doctor
Not to be used in children under 12 years of age without medical advice
Always read the label. Use only as directed
If symptoms persist or for long term daily use (greater than 6 months), consult your healthcare professional
Vitamin supplements should not replace a balanced diet.

Why We Need It

Why do we need it?

  • Vitamin C is necessary for the growth and repair of tissues, and to form collagen, a protein used to make skin, scar tissue, tendons, ligaments and blood vessels
  • Vitamin C acts as a powerful anti-oxidant
  • Helps maintain a healthy immune system
  • Vitamin C can help reduce the incidence of colds

Interesting Fact

A standard glass of store bought orange juice contains approximately 97mg of Vitamin C and contains on average 122 calories per glass .  

QR Defence contains a high potency dose of Vitamin C equivalent to over 10 glasses of orange juice with only 8 calories1


1 USDA National Nutrient Database for Standard Reference. "Orange juice, frozen concentrate, unsweetened, diluted with 3 volume water." Accessed June 8, 2012  http://www.nal.usda.gov/fnic/foodcomp/search/

Why do we need it?

Zinc is essential to immune function2.
Zinc protects against oxidant damage3
Zinc is important in exercise metabolism and protection from free radical damage

Interesting fact

Those most at risk of zinc deficiency are female adolescents, teenagers experiencing rapid growth, pregnant and lactating women and the elderly4.

2. Fraker, P. King, L. Laakko, T. Vollmer, T. (2000) ‘The Dynamic Link between the Integrity of the Immune status and Zinc Status.’ The Journal of Nutrition Vol. 130 Pp. 1399-1406
3. DiSilvestro, R. (2000) ‘Zinc in Relation to Diabetes and oxidative Disease’ Journal of Nutrition Vol. 130 (5) Pp. 1509-1511
4. Briefel, R. Bialostosky, K. Kennedy-Stephenson, J. McDowell, M. Ervin, B. Wright, J. (2000) ‘Zinc Intake of the U.S. Population: findings from the third national health and nutritional examination Survey, 1988 – 1994.’ The Journal of Nutrition Vol. 130 (5)

Why do need it?

In QR Defence, Citrus bioflavonoids serve several functions.

  • They promote superior absorption of vitamin C, compared with the vitamin on its own5
  • They are a family of anti-oxidants which can help protect the body from free radicals6 
  • They support and help protect the cardiovascular system.

Interesting Fact

QR Defence is the only effervescent vitamin C product currently on the Australian market to contain citrus bioflavonoids

5 Vinson, J. Bose, P. (1988) ‘Comparative Bioavailability to humans of ascorbic acid alone or in a citrus extract.’ American Journal of Clinical Nutrition Vol. 48 Pp. 601-604
6 Tapas, A. Sakarar, D. Kakde, R. (2008) ‘Flavonoids as Nutraceuticals – A review’ Tropical Journal of Pharmaceutical Research Vol.7(3) Pp. 1089-1099
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