Alessio HM, Goldfarb AH, Cao G. Exercise-induced oxidative stress before and after vitamin C supplementation. Int J Sport Nutr. 1997;7(1):1-9. doi:10.1123/ijsn.7.1.1
Kim MK, Sasazuki S, Sasaki S, Okubo S, Hayashi M, Tsugane S. Effect of five-year supplementation of vitamin C on serum vitamin C concentration and consumption of vegetables and fruits in middle-aged Japanese: a randomized controlled trial. J Am Coll Nutr. 2003;22(3):208-216.
Juraschek SP, Guallar E, Appel LJ, Miller ER 3rd. Effects of vitamin C supplementation on blood pressure: a meta-analysis of randomized controlled trials. Am J Clin Nutr. 2012;95(5):1079-1088. doi:10.3945/ajcn.111.027995
Knekt P, Ritz J, Pereira MA, et al. Antioxidant vitamins and coronary heart disease risk: a pooled analysis of 9 cohorts. Am J Clin Nutr. 2004;80(6):1508-1520. doi:10.1093/ajcn/80.6.1508
Hurrell R, Egli I. Iron bioavailability and dietary reference values. Am J Clin Nutr. 2010;91(5):1461S-1467S. doi:10.3945/ajcn.2010.28674F
Huijskens MJ, Walczak M, Koller N, et al. Technical advance: ascorbic acid induces development of double-positive T cells from human hematopoietic stem cells in the absence of stromal cells. J Leukoc Biol. 2014;96(6):1165-1175. doi:10.1189/jlb.1TA0214-121RR
Paleologos M, Cumming RG, Lazarus R. Cohort study of vitamin C intake and cognitive impairment. Am J Epidemiol. 1998;148(1):45-50. doi:10.1093/oxfordjournals.aje.a009559
Bhattacharya S, Mishra RK. Pressure ulcers: Current understanding and newer modalities of treatment. Indian J Plast Surg. 2015;48(1):4-16. doi:10.4103/0970-0358.155260
Bao B, Prasad AS, Beck FW, et al. Zinc decreases C-reactive protein, lipid peroxidation, and inflammatory cytokines in elderly subjects: a potential implication of zinc as an atheroprotective agent. Am J Clin Nutr. 2010;91(6):1634-1641. doi:10.3945/ajcn.2009.28836
Age-Related Eye Disease Study 2 Research Group. Lutein + zeaxanthin and omega-3 fatty acids for age-related macular degeneration: the Age-Related Eye Disease Study 2 (AREDS2) randomized clinical trial [published correction appears in JAMA. 2013 Jul 10;310(2):208]. JAMA. 2013;309(19):2005-2015. doi:10.1001/jama.2013.4997
Ulbricht C, Basch E, Cheung L, et al. An evidence-based systematic review of elderberry and elderflower (Sambucus nigra) by the Natural Standard Research Collaboration. J Diet Suppl. 2014;11(1):80-120. doi:10.3109/19390211.2013.859852
He J, Giusti MM. Anthocyanins: natural colorants with health-promoting properties. Annu Rev Food Sci Technol. 2010;1:163-187. doi:10.1146/annurev.food.080708.100754
Thole JM, Kraft TF, Sueiro LA, et al. A comparative evaluation of the anticancer properties of European and American elderberry fruits. J Med Food. 2006;9(4):498-504. doi:10.1089/jmf.2006.9.498
Mahmoudi M, Ebrahimzadeh MA, Dooshan A, Arimi A, Ghasemi N, Fathiazad F. Antidepressant activities of Sambucus ebulus and Sambucus nigra. Eur Rev Med Pharmacol Sci. 2014;18(22):3350-3353.
Josling P. Preventing the common cold with a garlic supplement: a double-blind, placebo-controlled survey. Adv Ther. 2001;18(4):189-193. doi:10.1007/BF02850113
Dhawan V, Jain S. Garlic supplementation prevents oxidative DNA damage in essential hypertension. Mol Cell Biochem. 2005;275(1-2):85-94. doi:10.1007/s11010-005-0824-2
Ashraf R, Khan RA, Ashraf I, Qureshi AA. Effects of Allium sativum (garlic) on systolic and diastolic blood pressure in patients with essential hypertension. Pak J Pharm Sci. 2013;26(5):859-863.
Silagy C, Neil A. Garlic as a lipid lowering agent–a meta-analysis. J R Coll Physicians Lond. 1994;28(1):39-45.
Avci A, Atli T, Ergüder IB, et al. Effects of garlic consumption on plasma and erythrocyte antioxidant parameters in elderly subjects. Gerontology. 2008;54(3):173-176. doi:10.1159/000130426
Borek C. Garlic reduces dementia and heart-disease risk. J Nutr. 2006;136(3 Suppl):810S-812S. doi:10.1093/jn/136.3.810S
Manayi A, Vazirian M, Saeidnia S. Echinacea purpurea: Pharmacology, phytochemistry and analysis methods. Pharmacogn Rev. 2015;9(17):63-72. doi:10.4103/0973-7847.156353
Melchart D, Linde K, Worku F, Bauer R, Wagner H. Immunomodulation with echinacea – a systematic review of controlled clinical trials. Phytomedicine. 1994;1(3):245-254. doi:10.1016/S0944-7113(11)80072-3
Chiou SY, Sung JM, Huang PW, Lin SD. Antioxidant, Antidiabetic, and Antihypertensive Properties of Echinacea purpurea Flower Extract and Caffeic Acid Derivatives Using In Vitro Models. J Med Food. 2017;20(2):171-179. doi:10.1089/jmf.2016.3790
Haller J, Freund TF, Pelczer KG, Füredi J, Krecsak L, Zámbori J. The anxiolytic potential and psychotropic side effects of an echinacea preparation in laboratory animals and healthy volunteers. Phytother Res. 2013;27(1):54-61. doi:10.1002/ptr.4677