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Description
Acetic acid water's ~pH 3.0 keeps all those histidines fully protonated (charged), which is exactly what you need for solubility [2]

Studies show constipation rates below 5% with NAC supplementation at standard doses (6001800mg daily)
However, its important to disclose any health conditions or medications to your clinician before treatment
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Superoxide dismutase: improved assays and an assay applicable to acrylamide gels
(PubMed) Naeini AM, Elmadfa I, Djazayery A, et al
