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The magic of NAD IV therapy lies in its direct delivery to the bloodstream

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Oral administration of NAC (600 mg every 8 h) to COVID-19 patients ( n = 19,208) with high-risk comorbidities (i.e., hypertension, dyslipidemia, diabetes, and COPD) is shown to significantly lower mortality rate 607

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4 Safety The maximum dose of catalpol (50 mg/mL) was administered to mice via gavage over 2 weeks, with no signs of acute toxicity or mortality, suggesting that catalpol is safe and non-toxic (Zhou et al., 2025)