There is no official maintenance dose for retatrutide yet because it is still being studied and has not been approved
When the FDA places a peptide in a restricted or high-risk category [known as Category 2], it is explicitly signaling that it has identified safety concerns and that enforcement discretion does not apply. But, as Hajduczok notes, just because something is not FDA-approved doesnt mean its illegal to compound, but the restricted peptides should not be compounded
More energy An increasing number of people are turning to B12 injections as a way to boost energy, often so they can get more exercise and lose weight in the process
By reducing inflammation, B12 may help alleviate redness, swelling, and irritation.
Avoid direct skin contact, inhalation, or accidental mucosal exposure during laboratory handling
The cancelled 2015 Phase I trial (NCT02637284) was almost certainly abandoned for this reason rather than buried by a regulator