No trial reported on clinical signs and symptoms of vitamin B 12 deficiency, health-related quality of life, or acceptability of the treatment scheme Orally taken vitamin B 12 showed lower treatment-associated costs than intramuscular vitamin B 12 in one trial
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[DOI] [PMC free article] [PubMed] [Google Scholar] 108.Cannone V, Cabassi A, Volpi R, Burnett JC
Editorial refresh Practical 2026 note on GHK-Cu vs NAD++ A reader looking up GHK-Cu vs NAD++ is usually choosing between options, not reading for curiosity
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Non-Pharmacological Interventions : Patients should be encouraged to adopt thorough oral hygiene practices, avoid alcohol and caffeine, and use sodium fluoride varnish to prevent dental caries and protect tooth enamel