dsip portfolio Research Peptides and Molecules: NAD+, Retartutide and more Recent inheritance : r/Bogleheads

This is exactly backwards

For controlled skin studies, topical application removes the confounders introduced by injection no injection site reactions, no systemic distribution diluting local concentration, no injection technique variability across research subjects

10.1126/science.1197623 83 MdS.AlhakamyN

Wharton S, Blevins T, Connery L, et al

The Philippine FDA, the Philippine Dermatological Society, and the Dermatological Society of Singapore have issued advisories against using IV glutathione for skin lightening [60]

Lyon AR, Rees PS, Prasad S et al (2008) Stress (Takotsubo) cardiomyopathya novel pathophysiological hypothesis to explain catecholamine-induced acute myocardial stunning