Solgar Zinc 50 mg Tablets - Pack of 100 - Supports a Healthy Immune System - Potent Antioxidant - Free from Sugar, Salt and Starch - Vegan

Product Information

Parva NR, Tadepalli S, Singh P, et al. Prevalence of vitamin D deficiency and associated risk factors in the US population (2011-2012). Cureus. 2018;10(6):e2741. doi:10.7759/cureus.2741 Jafari F, Amani R, Tarrahi MJ Effect of Zinc Supplementation on Physical and Psychological Symptoms, Biomarkers of Inflammation, Oxidative Stress, and Brain-Derived Neurotrophic Factor in Young Women with Premenstrual Syndrome: a Randomized, Double-Blind, Placebo-Controlled Trial Biol Trace Elem Res. (2019 Jun 2) According to the Institute of Medicine, the Recommended Dietary Allowances (RDAs) for zinc are as follows:

Zinc supplements contain different forms of zinc. Each of these forms contains different amounts of elemental zinc, which refers to the weight of the zinc molecule by itself, for example: N M Graham, D Sorensen, N Odaka, R Brookmeyer, D Chan, W C Willett, J S Morris, A J Saah Relationship of serum copper and zinc levels to HIV-1 seropositivity and progression to AIDS J Acquir Immune Defic Syndr (1988). (1991) Chrysohoou C, Panagiotakos D, Pitsavos C, Siasos G, Oikonomou E, Varlas J, Patialiakas A, Lazaros G, Psaltopoulou T, Zaromitidou M, Kourkouti P, Tousoulis D, Stefanadis C Low total testosterone levels are associated with the metabolic syndrome in elderly men: the role of body weight, lipids, insulin resistance, and inflammation; the Ikaria study Rev Diabet Stud. (2013 Spring)Heaney R, Garland C, Baggerly C, French C, Gorham E Letter to Veugelers, P.J. and Ekwaru, J.P., A statistical error in the estimation of the recommended dietary allowance for vitamin D. Nutrients 2014, 6, 4472-4475; doi:10.3390/nu6104472 Nutrients. (2015 Mar 10) Melville GW, Siegler JC, Marshall PW Three and six grams supplementation of d-aspartic acid in resistance trained men J Int Soc Sports Nutr. (2015 Apr 1) Upper Respiratory Tract Infection Symptoms - Weismann K, Jakobsen JP, Weismann JE, Hammer UM, Nyholm SM, Hansen B, Lomholt KE, Schmidt K Zinc gluconate lozenges for common cold. A double-blind clinical trial Dan Med Bull. (1990 Jun)

Somaye Yosaee, Cain C T Clark, Zahra Keshtkaran, Mahkameh Ashourpour, Parisa Keshani, Sepideh Soltani Zinc in depression: From development to treatment: A comparative/ dose response meta-analysis of observational studies and randomized controlled trials Gen Hosp Psychiatry. (Jan-Feb 2022) Zinc oxide (80%) (FamilyPractice). Although the percentage of elemental zinc is high, do take note that zinc oxide is one of the least bioavailable form. Hunt JR. Bioavailability of iron, zinc, and other trace minerals from vegetarian diets. Am J Clin Nutr. 2003;78(3 Suppl):633S-639S. doi:10.1093/ajcn/78.3.633S Iron Absorption - J K Friel, R E Serfass, P V Fennessey, L V Miller, W L Andrews, B S Simmons, G F Downton, P G Kwa Elevated intakes of zinc in infant formulas don not interfere with iron absorption in premature infants J Pediatr Gastroenterol Nutr. (1998 Sep) Ebben M, Lequerica A, Spielman A Effects of pyridoxine on dreaming: a preliminary study Percept Mot Skills. (2002 Feb)

Recommended Amounts

Chang CS, Choi JB, Kim HJ, Park SB Correlation between serum testosterone level and concentrations of copper and zinc in hair tissue Biol Trace Elem Res. (2011 Dec)

Zinc picolinate is approximately 21% zinc by weight; therefore, 237 mg of zinc picolinate contains 50 mg of elemental zinc.

Zinc Deficiency

Zinc sulfate consists 23% of elemental zinc; thus, 220 mg of zinc sulfate contains 50 mg of elemental zinc (NIH).