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In CSF, D levels were detected in four participants (80%) with a CSF to plasma ratio ranging from 0.422% to 0.919%, while Q was not detected

In contrast, administering a lower dose of 200 mg/kg NAC was insufficient to prevent mortality (Fig

Immediate Antioxidant Action: Direct glutathione supplementation provides cellular protection within 2-4 hours, bypassing the 24-48 hour NAC conversion pathway

They are compatible with each other and work remarkably well to treat pigmentation and redness

If using both, apply them at different times for example, vitamin C in the morning and GHK-Cu at night or use separate treatment days

10.1038/364247a0 108 MauchF.DudlerR