how long does a retatrutide pen last 40mg UK: Doses, Pen Guide, Price and COA (2026) how long does retatrutide last

Injection Guide: Pick a location no closer than 2 inches from your belly button

Meta-analysis data shows retatrutide producing approximately 38% greater weight loss than tirzepatide (16.34 kg versus 11.82 kg)

This why BMI needs to go

For GLP-1 receptor agonists, microdosing means using doses significantly below the standard therapeutic range, typically one-fifth to one-tenth of what is prescribed for weight loss or diabetes management

Fat is not the enemy during Retatrutide treatment

The cheapest FDA-approved GLP-1 without insurance is the oral Wegovy pill at $149 per month for the starter dose through NovoCare Pharmacy, Novo Nordisk's direct cash-pay program