Dietary Supplements and Nutraceuticals under Investigation for COVID-19 Prevention and Treatment

Coronavirus disease 2019 (COVID-19) has caused global disruption and a significant loss of life. Existing treatments that can be repurposed as prophylactic therapeutic agents could reduce the pandemic's devastation. Emerging evidence potential applications in other contexts led to investigation dietary supplements nutraceuticals for COVID-19. Such products include vitamin C, D, omega 3 polyunsaturated fatty acids, probiotics, zinc, all which are currently under clinical investigation. In this review, we critically appraise surrounding prophylaxis treatment Overall, further study is required before evidence-based recommendations formulated, but nutritional status plays role patient outcomes, these help alleviate deficiencies. For example, indicates D deficiency may associated with greater incidence infection severity COVID-19, suggesting supplementation hold or value. A growing number scientific organizations now considering recommending those at high risk Because research preliminary, here evaluate extent nutraceutical COVID-19 crisis.