Peptide overview
Retatrutide
Triple-pathway metabolic signal with big appetite-control energy.
Weight Loss
Injection
Benefits
- Supports appetite control signals
- Encourages healthier body-composition shifts over time
- May support energy expenditure signaling
- Often studied for metabolic flexibility and glucose balance
How it works
Works like a three-in-one signal that talks to hunger, insulin, and energy-burn pathways. That multi-lane messaging can make appetite feel quieter while nudging the body to use fuel more efficiently.
Safety profile
Generally well tolerated. Minor side effects occasionally reported include: nausea, mild stomach upset, constipation or diarrhea, fatigue, and headache.
Quick facts
DeliveryInjection
Vial Size(s)Available in: 20mg, 50mg vials
Timeline
Appetite changes often show up earlier; body-composition changes usually take several weeks.
Duration & cycling
Often evaluated in multi-week blocks, with many people reassessing after 8-12 weeks before a break.
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