Vitamins and supplements: what you need to know before taking them

BENEFITS AND RISKS

Vitamins and supplements: what you need to know before taking them

Vitamins are beneficial if taken for the correct reasons and as prescribed, but their potential adverse effects are not always stated on the packaging, writes NEELAVENI PADAYACHEE and VARSHA BANGALEE.

IF you were to open your medicine cabinet right now, there’s a fair chance that you’d find at least one bottle of vitamins alongside the painkillers, plasters and cough syrup.

After all, people are definitely buying vitamins: in 2020, the global market for complementary and alternative medicines, which includes multivitamin supplements, had an estimated value of US$82.27 billion (https://www.grandviewresearch.com/industry-analysis/complementary-alternative-medicine-market). The use of natural health products such as minerals and amino acids has increased (https://journals.lww.com/nutritiontodayonline/Abstract/2007/03000/Why_People_Use_Vitamin_and_Mineral_Supplements.4.aspx) – and continues to rise, partly driven by consumers’ buying habits during the COVID-19 pandemic.

People sought out (https://www.businesslive.co.za/bd/companies/healthcare/2021-02-08-native-sales-of-sas-vitamins-and-nutritional-supplements-boom/) vitamins C and D, as well as zinc supplements, as potential preventive measures against the virus – even though the evidence (https://www.health.harvard.edu/blog/do-vitamin-d-zinc-and-other-supplements-help-prevent-covid-19-or-hasten-healing-2021040522310) for their efficacy was, and remains (https://pubmed.ncbi.nlm.nih.gov/35888660/#:%7E:text=Concluding%2C%20available%20data%20on%20the,trials%20(RCTs)%20are%20inconsistent), inconclusive...

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