The peptides effects on nitric oxide systems theoretically could interact with blood pressure medications, erectile dysfunction drugs, and other compounds affecting NO pathways
Clinical studies most often report mild side effects, including nausea, vomiting, diarrhea, heartburn, gas, headache, and general digestive discomfort.27 A 2021 safety review of high-dose NAC in chronic respiratory diseases found that oral doses between 600mg and 3,000mg daily were generally well tolerated, with gastrointestinal symptoms reported but not consistently more often than placebo.35 That doesnt mean NAC is risk-free
In healthy people with normal B levels, additional B has no effect on energy metabolism
FOXO4 D-Retro-Inverso peptide selectively induces apoptosis of senescent cells reverses effects of chemotoxicity and aging in mice
Enhanced non-eupneic breathing following hypoxic, hypercapnic or hypoxic-hypercapnic gas challenges in conscious mice
McClure and Massari, 2014