(2000) tested intranasal MT-2 at 0.025 mg/kg (approximately 1.75 mg for 70 kg person) in a Phase II erectile dysfunction trial with significant efficacy (PMID 11035391)
It is also expensive, so you should know if NAD+ really helps before you invest the time and money
Women and people assigned female at birth also produce testosterone
References Pharmaceuticals (Basel) Clinical evidence for targeting NAD+ therapeutically: metabolic pathways and therapeutic potential Current Psychiatry Research and Reviews NAD+ and enkephalinase infusions attenuate burden in substance use disorder (pilot of 50 cases) Fagron Academy (US) NAD+ dosing review: routes, protocols, and case study insights from clinical practice Jinfiniti (NAD+ Dosage Chart) NAD+ injection dosage guidance: chart, timing, and safety considerations for titration Olympia Pharmacy NAD+ injection (Nicotinamide Adenine Dinucleotide): compounding pharmacy information and dosing guidance Sigma-Aldrich Product Information Nicotinamide adenine dinucleotide (NAD+) product specification and stability data Empower Pharmacy NAD+ injection (lyophilized): compounding specifications and reconstitution guidance PMC (Pharmacology & Potential Implications of NAD+) Comprehensive review of NAD+ metabolism, aging, and therapeutic applications AgelessRx NAD+ injection clinical overview and administration protocols Frontiers in Aging Neuroscience A pilot study investigating changes in human plasma and urine NAD+ metabolome during 6hour IV infusion (750 mg dose) Pure Bio Labs NAD+ vial (500 mg): highpurity peptide product specifications Fagron Academy (NAD+ Review) Subcutaneous and intramuscular NAD+ administration: emerging practices for maintenance therapy Jinfiniti (Dosage Chart) Human case reports: benefits at 100300 mg/day ranges for cognitive and metabolic support American Journal of Physiology (PubMed) Evaluation of safety and effectiveness of NAD+ in different clinical conditions: a systematic review Fagron Academy Dosing considerations: regimens exceeding 200300 mg/day reserved for supervised therapeutic use CDC Pink Book (Chapter 6) Vaccine administration: needle selection and injection technique for subcutaneous route CDC Subcutaneous Injection Guide Technique diagram and site guidance for subcutaneous injections (4590 angle, no aspiration) NCBI Bookshelf Best practices for injections: asepsis, site preparation, administration, and rotation to prevent lipohypertrophy PMC (Subcutaneous Drug Injection Review) Literature review of factors influencing pain at injection site and volume considerations for subcutaneous route Related research, protocols, and guides Explore the available research context, protocol variants or comparisons, and practical guides
