Immune Ultra Ingredient References

Our formulations are created with carefully sourced, research-backed ingredients.

Carr, A. C., & Maggini, S. (2017). Vitamin C and Immune Function. Nutrients, 9(11), E1211.

Dardenne, M. (2002). Zinc and immune function. European Journal of Clinical Nutrition, 56(3), S20–S23.

De Marco Castro, E., Calder, P. C., & Roche, H. M. (2021). β-1,3/1,6-Glucans and Immunity: State of the Art and Future Directions. Molecular Nutrition & Food Research, 65(1), 1901071.

Mah, E., Kaden, V. N., Kelley, K. M., & Liska, D. J. (2020). Beverage Containing Dispersible Yeast β-Glucan Decreases Cold/Flu Symptomatic Days After Intense Exercise: A Randomized Controlled Trial. Journal of Dietary Supplements, 17(2), 200–210.

Mallard, B., Leach, D. N., Wohlmuth, H., & Tiralongo, J. (2019). Synergistic immuno-modulatory activity in human macrophages of a medicinal mushroom formulation consisting of Reishi, Shiitake and Maitake. PLOS ONE, 14(11), e0224740.

Martineau, A. R., Jolliffe, D. A., Hooper, R. L., Greenberg, L., Aloia, J. F., Bergman, P., Dubnov-Raz, G., Esposito, S., Ganmaa, D., Ginde, A. A., Goodall, E. C., Grant, C. C., Griffiths, C. J., Janssens, W., Laaksi, I., Manaseki-Holland, S., Mauger, D., Murdoch, D. R., Neale, R., … Camargo, C. A. (2017). Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-analysis of individual participant data. BMJ (Clinical Research Ed.), 356, i6583.

Moyad, M. A., Robinson, L. E., Kittelsrud, J. M., Reeves, S. G., Weaver, S. E., Guzman, A. I., & Bubak, M. E. (2009). Immunogenic yeast-based fermentation product reduces allergic rhinitis-induced nasal congestion: a randomized, double-blind, placebo-controlled trial. Advances in Therapy, 26(8), 795–804.

Moyad, M. A., Robinson, L. E., Zawada, E. T., Kittelsrud, J. M., Chen, D.-G., Reeves, S. G., & Weaver, S. E. (2008). Effects of a modified yeast supplement on cold/flu symptoms. Urologic Nursing, 28(1), 50–55.

Qin, Q., Niu, J., Wang, Z., Xu, W., Qiao, Z., & Gu, Y. (2012). Astragalus embranaceus extract activates immune response in macrophages via heparanase. Molecules (Basel, Switzerland), 17(6), 7232–7240.

Shah, S. A., Sander, S., White, C. M., Rinaldi, M., & Coleman, C. I. (2007). Evaluation of echinacea for the prevention and treatment of the common cold: a meta-analysis. The Lancet Infectious Diseases, 7(7), 473–480.

Vetvicka, V., & Vetvickova, J. (2014). Immune-enhancing effects of Maitake (Grifola frondosa) and Shiitake (Lentinula edodes) extracts. Annals of Translational Medicine, 2(2), 14.

Wang, J., Jia, J., Song, L., Gong, X., Xu, J., Yang, M., & Li, M. (2019). Extraction, Structure, and Pharmacological Activities of Astragalus Polysaccharides. Applied Sciences, 9(1), 122.