Theoretical concerns include off-target cell death, immune burden from clearing many cells at once, impaired wound healing, and injection-site irritation
Dringen R, Pfeiffer B, Hamprecht B
Third-party tested by independent ISO-certified laboratories
The animal literature is unusually consistent, though: nearly every published in vivo study used 5 mg/kg per injection, given three times on alternate days (days 1, 3, and 5, or days 14, 16, and 18 in the pulmonary fibrosis model), with effects tracked over the following three to four weeks
Supplementing NAD+ as part of a wellness or exercise routine may help develop muscles during workouts, as well as assist in muscle recovery and repair post-workout
10.1006/mcne.2002.1194 Mol