Vitamin D Status and SARS-CoV-2 Positivity in Lebanon Among Adults: A Cross-Sectional Study in South Lebanon

Madar et al., COVID, doi:10.3390/covid5070097, Jun 2025

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Vitamin D for COVID-19

8th treatment shown to reduce risk in October 2020, now with p < 0.00000000001 from 126 studies, recognized in 18 countries.

Lower risk for mortality, ICU, hospitalization, progression, recovery, cases, and viral clearance.

No treatment is 100% effective. Protocols combine treatments.

5,900+ studies for 172 treatments. c19early.org

Cross-sectional study of 384 adults showing no significant association between vitamin D levels and test positivity.

This is the 222nd COVID-19 sufficiency study for vitamin D, which collectively show higher levels reduce risk with p<0.0000000001 (1 in 742,551,930,931 vigintillion).

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risk of case, 33.8% lower, OR 0.66, p = 0.15, high D levels (≥50 ng/mL) 143, low D levels (<30 ng/mL) 114, adjusted per study, inverted to make OR<1 favor high D levels (≥50 ng/mL), RR approximated with OR.

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Madar et al., 27 Jun 2025, retrospective, Lebanon, peer-reviewed, mean age 38.8, 4 authors, study period 23 November, 2021 - 30 April, 2022. Contact: a.a.madar@medisin.uio.no.

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