glutathione and parkinson's glutathione parkinson's perlmutter Glutathione: Physiological
Description
You can, but its inefficient

Peptides are typically injected just under the skin (subcutaneously) using smaller insulin-style needles into the abdomen, thigh or upper arm

It remains a widely referenced compound in experimental peptide research and analytical laboratory environments

Gopal S, Borovok I, Ofer A, Yanku M, Cohen G, Goebel W, Kreft J, Aharonowitz Y
