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COMPARISON TOOL

Oral vs Injectable GLP-1

A daily pill against weekly injections. Orforglipron trades some efficacy for convenience — no needle, no reconstitution, no refrigeration.

OrforglipronSemaglutideTirzepatide
Max 4 peptides
PropertyOrforglipronSemaglutideTirzepatide
CategoryGLP-1GLP-1GLP-1
TypeSmall moleculePeptidePeptide
MechanismOral non-peptide GLP-1 receptor agonistGLP-1 receptor agonistDual GIP / GLP-1 receptor agonist
StatusPhase 3FDA-approvedFDA-approved
Dosing range3–36 mg daily0.25–2.4 mg weekly2.5–15 mg weekly
FrequencyOnce daily (oral)Once weeklyOnce weekly
Half-life~29–49 hours~7 days~5 days
RouteOral tabletSubcutaneousSubcutaneous
Onset2–4 weeks for appetite reduction1–4 weeks for appetite reduction1–4 weeks for appetite reduction
Studied for
  • Weight management
  • Type 2 diabetes
  • No injections
  • Weight management
  • Type 2 diabetes
  • Appetite control
  • Cardiovascular risk
  • Weight management
  • Type 2 diabetes
  • Appetite control
Key risks
  • Nausea
  • Vomiting
  • Diarrhea
  • Constipation
  • Nausea
  • Vomiting
  • Diarrhea
  • Constipation
  • Nausea
  • Vomiting
  • Diarrhea
  • Constipation
StorageRoom temperatureRefrigerated (2–8 °C); use within the pharmacy beyond-use dateRefrigerated (2–8 °C); use within the pharmacy beyond-use date
Available at G1Not currently carried. Ask a providerNot currently carried. Ask a providerNot currently carried. Ask a provider
ToolsDosage calculator →Dosage calculator →Dosage calculator →

PROPERTY COMPARISON · RADAR

Profile shape

DurationQuick OnsetVersatilityTolerabilityUse CasesStackability
Editorial profile scores (0–10) for orientation — not clinical measurements.

TYPICAL DOSE RANGES

Dose envelope

Orforglipron3 mg – 36 mg
Semaglutide250 mcg – 2.4 mg
Tirzepatide2.5 mg – 15 mg

Typical per-dose range on a logarithmic scale. Your provider sets your dose.

For educational purposes only. Consult a licensed provider before starting any peptide protocol.