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However, there appear to be no studies involving longer-term (e.g., 812 weeks) periods of supplementation
If that substance contains contaminants, undeclared fillers, or incorrectly synthesized molecules, you're not just risking skewed datayou're introducing a host of confounding variables that can render your entire study useless
1997 May-Oct;91(3-5):113-22
The Bottom Line: NAC vs Glutathione From clearing congestion to supporting brain health and protecting your liver, NAC brings clinical benefitsbut most of them trace back to its role as a glutathione precursor
The function systematically omits each study one at a time from the meta-analysis and recalculates the overall effect estimate, thereby evaluating the influence of each individual study on the pooled result
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