tripeptide glutathione 6. Introduction to glutathione is a tripeptide Tripeptide

10.1210/endo-127-3-1033

Why this matters This approach supports the bodys ability to produce and regulate NAD internally, rather than delivering NAD itselfallowing physiologic control over how much NAD is generated based on cellular demand

Lefvre, C

This could be because there is a branded form of ectoine called Ectoin, but not every cosmetic product with ectoine in it uses the branded ingredient

This is also the structure Novo Nordisk's own investigational semaglutide+cagrilintide combination used in REDEFINE 1 (Garvey et al., NEJM 2025) both components stepped in parallel through a 16-week ramp rather than introduced together at maintenance