Correct storage does not establish that an unapproved product is authentic, sterile, safe or suitable for human use
Ann N Y Acad Sci 841:769772
No clinical evidence supports their effectiveness for weight loss
For retatrutide at 4,895 daltons, these comparisons suggest that nasal delivery is feasible but will require optimization, that brain delivery effects may be achievable at doses lower than needed for full systemic effect, and that absorption variability will be higher than with injection
People taking the most common GLP-1 drugs lost an average of 33 pounds while on treatment, but gained back about 22 pounds within a year of stopping, study co-author Sam West told The Washington Post
GLP-1s could be the missing pharmacological ally, reducing cravings across substances by hitting the brains universal reward hub