Body composition measurement if available, since scale weight alone doesnt capture muscle versus fat changes
Bodyweight decreased dose dependently with retatrutide at doses of 4 mg, 8 mg, and 12 mg. Lancet, Endicronology This has led researchers to investigate individualized dosing strategies rather than a one-size-fits-all protocol
A SURMOUNT-1 post-hoc analysis of 2,542 women, published in Obesity in 2025, found perimenopausal women on tirzepatide lost 23% of body weight against 3% on placebo, almost identical to the premenopausal result
The peptides for weight loss overview emphasizes this point across all GLP-1 class compounds
Studies by Pickart and colleagues, using gene expression analysis, identified GHK-Cu as a potent modulator of human gene activity with research suggesting it can reset the gene expression patterns of aged or damaged tissue closer to a healthier baseline state
Otherwise, try a stool softener such as Colace or Senna