Daily Immune

Guarnieri S, et al. Orange juice vs vitamin C: effect on hydrogen peroxide-induced DNA damage in mononuclear blood cells. Br J Nutr. 2007 Apr;97(4):639-43.
Science M, et al. Zinc for the treatment of the common cold: a systematic review and meta-analysis of randomized controlled trials. CMAJ. 2012 Jul 10;184(10):E551-61.
Hossein-nezhad A, et al. Influence of vitamin D status and vitamin D3 supplementation on genome wide expression of white blood cells: a randomized double-blind clinical trial. PLoS One. 2013;8(3):e58725 Epub 2013 Mar 20.
Zakay-Rones Z, et al. Randomized study of the efficacy and safety of oral elderberry extract in the treatment of influenza A and B virus infections. J Int Med Res. 2004 Mar-Apr;32(2):132-40.
Huyan T, et al. Protective effect of polysaccharides on simulated microgravity-induced functional inhibition of human NK cells. Carbohydr Polym. 2014 Jan 30;101:819-27.
Weng Z, et al. Quercetin is more effective than cromolyn in blocking human mast cell cytokine release and inhibits contact dermatitis and photosensitivity in humans. PLoS One. 2012;7(3):e33805. Epub 2012 Mar 28.

Pure Defense w/NAC travel pack

Wintergerst ES, et al. Immune-enhancing role of vitamin C and zinc and effect on clinical conditions. Ann Nutr Metab. 2006;50(2):85-94. Epub 2005 Dec 21.
Hossein-nezhad A, et al. Influence of vitamin D status and vitamin D3 supplementation on genome wide expression of white blood cells: a randomized double-blind clinical trial. PLoS One. 2013;8(3):e58725. Epub 2013 Mar 20.
Roschek B Jr, et al. Elderberry flavonoids bind to and prevent H1N1 infection in vitro. Phytochemistry. 2009 Jul;70(10):1255-61. Epub 2009 Aug 12.
Nieman DC, et al. Quercetin reduces illness but not immune perturbations after intensive exercise. Med Sci Sports Exerc. 2007 Sep;39(9):1561-9.
Sutherland ER, et al. N-acetylcysteine and exacerbations of chronic obstructive pulmonary disease. COPD. 2006 Dec;3(4):195-202.
De Flora S, et al. Attenuation of influenza-like symptomatology and improvement of cell-mediated immunity with long-term N-acetylcysteine treatment. Eur Respir J. 1997 Jul;10(7):1535-41.
Talbott SM, Talbott JA. Baker's yeast beta-glucan supplement reduces upper respiratory symptoms and improves mood state in stressed women. J Am Coll Nutr. 2012 Aug;31(4):295-300.
Jensen GS, et al. Anti-Inflammatory Properties of a Dried Fermentate In Vitro and In VivoJ Med Food. 2015 Mar;18(3):378-84.

NAC

Tirouvanziam R, et al. High-dose oral N-acetylcysteine, a glutathione prodrug, modulates inflammation in cystic fibrosis. Proc Natl Acad Sci U S A. 2006 Mar 21;103(12):4628-33.
Tse HN, et al. High-dose N-acetylcysteine in stable COPD: the 1-year, double-blind, randomized, placebo-controlled HIACE study. Chest. 2013 Jul;144(1):106-118.
Sutherland ER, et al. N-acetylcysteine and exacerbations of chronic obstructive pulmonary disease. COPD. 2006 Dec;3(4):195-202.
De Flora S, et al. Attenuation of influenza-like symptomatology and improvement of cell-mediated immunity with long-term N-acetylcysteine treatment. Eur Respir J. 1997 Jul;10(7):1535-41.
Teskey G, et al. The Synergistic Effects of the Glutathione Precursor, NAC and First-Line Antibiotics in the Granulomatous Response Against Mycobacterium tuberculosis. Front Immunol. 2018 Sep 12;9:2069.

Supplement Citations

Pure Defense w/NAC Travel Pack