The energy and cognitive benefits are well-reported anecdotally and in smaller human trials, with larger trials currently underway
(download DOCX Supplementary methods
Just remember that peripheral nerves can be damaged by many different things, per the Mayo Clinic, such as autoimmune disorders, infections, metabolic conditions, toxins, certain medications, or a lack of essential vitamins (not just vitamin E)

Based on the clinical evidence and the patient profiles where the compound appears most applicable, the following characteristics tend to describe good candidates for AOD 9604 evaluation when it is medically supervised: Patients with stubborn localized fat deposits that have not responded to diet and exercise, particularly visceral and lower abdominal fat Patients who cannot tolerate GLP-1 medications due to nausea, gastrointestinal side effects, or contraindications Active patients with reasonable baseline metabolic health who want a targeted lipolytic tool to complement their training and nutrition program Patients already on a peptide protocol who want to add a fat-targeting element to a GHK-Cu, NAD+, or sermorelin stack Patients who are not candidates for stimulant-based fat loss medications due to cardiovascular sensitivity, anxiety, or blood pressure concerns AOD 9604 is not appropriate as a standalone weight loss strategy for patients with significant obesity, insulin resistance, or metabolic syndrome

This allows maximum absorption time before the peptide is removed
Some products offer nasal spray formulations