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Weight Loss & Metabolism

5-Amino-1MQ

5-Amino-1-Methylquinolinium

Research

A small-molecule compound (not actually a peptide) that blocks an enzyme tied to fat storage. Popular in longevity circles, but only tested in animals so far.

AOD-9604

AOD-9604 (HGH Fragment 176-191)

Research

A lab-made fragment of growth hormone, designed to burn fat without any of growth hormone's other effects. Human trials didn't show it actually works better than placebo.

Cagrilintide

Cagrilintide

Clinical Trials

A long-acting amylin-mimicking peptide best known as half of Novo Nordisk's CagriSema combo. Works alongside GLP-1 drugs to suppress appetite even further.

GLP-1

Glucagon-Like Peptide-1 (native hormone)

Research

The natural gut hormone that Ozempic and Wegovy are modeled on. Your body already makes it — it just breaks down in minutes, which is why drug versions had to be re-engineered to last longer.

Mazdutide

Mazdutide (IBI362)

Research Phase

A dual GLP-1/glucagon receptor agonist approved in China for weight management, combining appetite suppression with increased energy expenditure.

Retatrutide

Retatrutide (LY3437943)

Clinical Trials

An experimental triple-hormone injection from Eli Lilly showing the biggest weight-loss results of any drug tested so far. Not yet approved — still in late-stage trials.

Semaglutide

Semaglutide

FDA Approved

The FDA-approved GLP-1 behind Ozempic and Wegovy. Reduces appetite, blood sugar, and heart disease risk.

SLU-PP-332

SLU-PP-332

Research

An 'exercise in a pill' compound that made mice run further without training, by switching on the same genetic pathway exercise activates. Not a peptide, and untested in humans.

Survodutide

Survodutide (BI 456906)

Research Phase

An investigational dual GLP-1/glucagon receptor agonist in Phase 3 trials, designed to combine appetite suppression with increased calorie burning.

Tirzepatide

Tirzepatide (LY3298176)

FDA Approved

An FDA-approved weekly injection for diabetes and weight loss. Delivers the strongest results of any approved weight-loss medication to date.