glutathione heart palpitations can feel like racing, fluttering, or skipped beats. Many are harmless, but some signal arrhythmias such as atrial fibrillation (AFib). Warning signs include dizziness, fainting, chest pain, shortness of breath GLP-1 Heart Palpitations: Safety, Causes

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While that's substantially higher than the 600mg starting dose we generally favor for people new to NAC, it reflects the GlyNAC protocols studied in healthy-aging research.34 57 58 Some readers may prefer to start with a smaller serving for tolerability, but the clinical research on GlyNAC has generally evaluated gram-level doses of both ingredients, so it's unclear whether substantially lower amounts would provide the same benefits

1990;38(3):145-64. [PMID: 2192911]

Ketamine Ketamine is an anesthetic agent with a half-life of 2.5 to 3 hours, metabolized in the liver by CYP2B6 and CYP3A4 enzymes (14)