glutathione patch or injections vs. Infusions Advancing NAD+ Therapy Through Precision

Hopefully, my skin will look better before I turn 58

"Nitrosoglutathione triggers collagen deposition in cutaneous wound repair." Plastic and Reconstructive Surgery

That framing is more useful than asking which peptide is best, because the better choice depends on the type of repair-focused research you are actually interested in

Body Composition Studies suggest NNMT inhibition may support lean body composition by reducing fat while preserving muscle

Additionally, TFR1, acyl-CoA synthetase family member 2 (ACSF2), and heme oxygenase-1 (HO-1) expression were significantly upregulated, leading to increased ferroptosis in the optic nerves of locally demyelinated MS mice