Section 05
Research Reviews
We read the studies so you don't have to. What was tested, what they found, and (just as important) what it doesn't prove.
Cagrilintide vs CagriSema: What Is the Difference?
Cagrilintide is a single experimental molecule that copies the fullness hormone amylin. CagriSema is Novo Nordisk's fixed combination of cagrilintide with semaglutide, the active ingredient in Wegovy.
Petrelintide and Amylin: How This Approach Differs From GLP-1
As of September 15, 2026, petrelintide (formerly ZP8396) is an investigational amylin analog from Zealand Pharma, partnered with Roche. It copies amylin, a fullness hormone, not GLP-1.
Monthly Weight-Loss Injections? What MariTide Trials Are Testing
As of September 15, 2026, less frequent MariTide injections are a trial schedule, not a treatment option. MariTide is not approved by the FDA.
Research Review: Copper Peptides and Skin Appearance
There's real research on copper peptides (GHK-Cu). Some was done in a lab, and some on real people.
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