Peptide Injections AI
Quiz
Tirzepatide peptide therapy
Weight Loss & MetabolicStrong Evidence

Tirzepatide Peptide Therapy

Benefits, Side Effects, Cost & Protocols

Tirzepatide injection vial product photoTirzepatide peptide molecular structure diagram from PubChem

Tirzepatide is a dual GIP/GLP-1 receptor agonist used as an antidiabetic medication to treat type 2 diabetes and for weight loss. It is administered via subcutaneous injections and sold under the brand names Mounjaro for diabetes and Zepbound for weight loss and obstructive sleep apnea treatment.

ByChris Riley(CFA)&Alex Evans, PharmD, MBA(PharmD, MBA)|Updated

Clinically Reviewed

Reviewed by Alex Evans, PharmD, MBA · Updated May 2026

Evidence-Based

Sourced from FDA, PubMed & ClinicalTrials.gov · View sources

FDA Status
FDA-approved drug
Evidence
Strong Evidence
Category
Weight Loss & Metabolic

Compare Tirzepatide Prices

20 providers offering Tirzepatide — sorted lowest price first

Lowest Price
Direct Meds
Tirzepatide Oral Drops
503A CompoundedClinical
$149
/month
Get Started
TeleHealth Med
Compounded Tirzepatide
503A CompoundedClinical
$199
/month
Get Started
Silhouette MD
Tirzepatide Injection
503A CompoundedClinical
$299
/month
Get Started
ShedRX
Compounded Tirzepatide Injection
503A CompoundedClinical
$299
/month
Get Started
Silhouette MD
Tirzepatide Oral
503A CompoundedClinical
$325
/month
Get Started
TrimRx
Oral Tirzepatide (GLP-1+GIP)
503A CompoundedClinical
$330
/month
Get Started
PeterMD
Tirzepatide Injection· 2.5mg-15mg weekly
ClinicalRx
$349
/month
Get Started
TrimRx
Injectable Tirzepatide (GLP-1+GIP)
503A CompoundedClinical
$349
/month
Get Started
Alpha Hormones
Tirzepatide· weekly injection
ClinicalRx
$379
/month
Get Started
Prime Health
Compounded Tirzepatide
503A CompoundedClinical
$399
/month
Get Started
Blue Sky MD
Tirzepatide Weight Loss· weekly injection
Clinical
$399
/month
Get Started
Defy Medical
Tirzepatide Injection· 2.5mg-15mg weekly
ClinicalRx
$399
/month
Get Started
Calibrate
Calibrate Tirzepatide· weekly injection
ClinicalRx
$399
/month
Get Started
ReadyRx
Compounded Tirzepatide
503A CompoundedClinical
$399
/month
Get Started
Willow
Tirzepatide Injectable
503A CompoundedClinical
$399
/month
Get Started
Clinic Secret
Compounded Tirzepatide
503A CompoundedClinical
$427
/month
Get Started
Hone Health
Tirzepatide Program· 2.5mg-15mg weekly
ClinicalRx
$449
/month
Get Started
BodyLogicMD
Tirzepatide Program· weekly injection
Research Use
$475
/month
Get Started
Direct Meds
Tirzepatide· weekly injection
503A CompoundedClinical
$497
/month
Get Started
VivioMD
GLP-1+GIP Injection (Tirzepatide)
FDA BrandClinical
$1299
/month
Get Started

Prices shown are estimates based on publicly available data and may not reflect current pricing. Actual costs may vary by location, insurance, dosage, and formulation. Always verify directly with the provider.

How Tirzepatide Works

Dual incretin agonist targeting both GLP-1 and GIP receptors for enhanced metabolic effects beyond single-agonist peptides.

Tirzepatide FAQ

What is TIRZEPATIDE?

Tirzepatide is a dual GLP-1/GIP agonist that has shown exceptional weight loss results in clinical trials. Following FDA compounding restrictions similar to semaglutide, research vendor demand has surged significantly.

How does TIRZEPATIDE work?

Dual incretin agonist targeting both GLP-1 and GIP receptors for enhanced metabolic effects beyond single-agonist peptides.

Is TIRZEPATIDE legal to buy?

TIRZEPATIDE requires a prescription from a licensed healthcare provider. It is legal to purchase with a valid prescription from authorized pharmacies.

Where can I buy TIRZEPATIDE?

TIRZEPATIDE is available by prescription through compounding pharmacies and telehealth providers. Browse our verified provider directory to find trusted sources.

What category does TIRZEPATIDE belong to?

TIRZEPATIDE is primarily classified as a weight loss & metabolic peptide. Peptides researched for their effects on weight management, fat metabolism, appetite regulation, and metabolic enhancement. This category includes GLP-1 agonists, dual/triple agonists, and other metabolic peptides.

What are the research benefits of TIRZEPATIDE?

TIRZEPATIDE has been studied for: Significant weight loss, Dual receptor activation, Glycemic control, Appetite suppression. Dual agonist; massive demand following compounding restrictions.

Key Studies

1,999 total on PubMed1,074 human trials

Comparison of tirzepatide and dulaglutide on major adverse cardiovascular events in participants with type 2 diabetes and atherosclerotic cardiovascular disease: SURPASS-CVOT design and baseline characteristics

Nicholls SJ, Bhatt DL, Buse JB et al

Am Heart J · Am Heart JPhase 3

SURPASS-CVOT comparing tirzepatide vs dulaglutide for cardiovascular outcomes in type 2 diabetes (ongoing trial)

Cardiovascular Outcomes with Tirzepatide versus Dulaglutide in Type 2 Diabetes

Nicholls SJ, Pavo I, Bhatt DL et al

N Engl J MedPhase 3

Tirzepatide noninferior to dulaglutide for cardiovascular outcomes in type 2 diabetes with atherosclerotic disease

Tirzepatide Once Weekly for the Treatment of Obesity

Jastreboff AM, Aronne LJ, Ahmad NN et al

N Engl J MedPhase 3

Tirzepatide 5-15mg produced 15-20.9% weight loss with 85-91% achieving ≥5% weight reduction.

Tirzepatide 5-15mg produced 15-20.9% weight loss with 85-91% achieving ≥5% weight reduction

Effects of tirzepatide versus insulin glargine on kidney outcomes in type 2 diabetes in the SURPASS-4 trial: post-hoc analysis of an open-label, randomised, phase 3 trial

Tirzepatide Compound Data

Tirzepatide peptide chemical structure and molecular formula from PubChem
Molecular Formula
C225H348N48O68
Molecular Weight
4813 g/mol
IUPAC Name
20-[[(1S)-4-[2-[2-[2-[2-[2-[2-[[(5S)-5-[[(2S)-5-amino-2-[[(2S)-2-[[(2S,3S)-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S,3R)-2-[[2-[[(2S)-2-[[2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-2-methyl-propanoyl]amino]-4-carboxy-butanoyl]amino]acetyl]amino]-3-hydroxy-butanoyl]amino]-3-phenyl-propanoyl]amino]-3-hydroxy-butanoyl]amino]-3-hydroxy-propanoyl]amino]-3-carboxy-propanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxy-propanoyl]amino]-3-methyl-pentanoyl]amino]-2-methyl-propanoyl]amino]-4-methyl-pentanoyl]amino]-3-carboxy-propanoyl]amino]hexanoyl]amino]-3-methyl-pentanoyl]amino]propanoyl]amino]-5-oxo-pentanoyl]amino]-6-[[(1S)-2-[[(1S)-2-[[(1S)-1-[[(1S)-4-amino-1-[[(1S)-2-[[(1S)-1-[[(1S,2S)-1-[[(1S)-2-[[2-[[2-[(2S)-2-[[(1S)-2-[[(1S)-2-[[2-[[(1S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[[(1S)-2-amino-1-(hydroxymethyl)-2-oxo-ethyl]carbamoyl]pyrrolidine-1-carbonyl]pyrrolidine-1-carbonyl]pyrrolidin-1-yl]-1-methyl-2-oxo-ethyl]amino]-2-oxo-ethyl]amino]-1-(hydroxymethyl)-2-oxo-ethyl]amino]-1-(hydroxymethyl)-2-oxo-ethyl]carbamoyl]pyrrolidin-1-yl]-2-oxo-ethyl]amino]-2-oxo-ethyl]amino]-1-methyl-2-oxo-ethyl]carbamoyl]-2-methyl-butyl]carbamoyl]-3-methyl-butyl]amino]-1-(1H-indol-3-ylmethyl)-2-oxo-ethyl]carbamoyl]-4-oxo-butyl]carbamoyl]-2-methyl-propyl]amino]-1-benzyl-2-oxo-ethyl]amino]-1-methyl-2-oxo-ethyl]amino]-6-oxo-hexyl]amino]-2-oxo-ethoxy]ethoxy]ethylamino]-2-oxo-ethoxy]ethoxy]ethylamino]-1-carboxy-4-oxo-butyl]amino]-20-oxo-icosanoic acid
View full compound on PubChem

Tirzepatide News

WHO issues global guideline on the use of GLP-1 medicines in treating obesity - World Health Organization (WHO)

World Health Organization (WHO) · 5 months ago

Efficacy of GLP-1 analog peptides, semaglutide, tirzepatide, and retatrutide on MC4R deficient obesity and their comparison | International Journal of Obesity - Nature

Nature · 2 months ago

Can amylin weight-loss drugs compete in a world of GLP-1s? - ACS Publications

ACS Publications · 26 days ago

People are injecting peptides for weight loss and longevity. Doctors are alarmed at the side effects. - Business Insider

Business Insider · 23 days ago

Comparing Tirzepatide vs. Semaglutide for Obesity - Verywell Health

Verywell Health · 3 months ago

News aggregated via Google News. Inclusion does not imply endorsement.

Medical Disclaimer: The information on this page is for educational purposes only and does not constitute medical advice. Peptide therapies have not been evaluated by the FDA for most listed indications.All prices shown are estimates based on publicly available data and may not reflect current pricing — providers and brands set their own prices and can change them at any time. Always verify pricing directly with the provider before purchasing. Consult a licensed healthcare provider before starting any peptide protocol.

Ready to explore Tirzepatide with a provider?

Take our 2-minute quiz to get matched with a board-certified provider specializing in Tirzepatide.

Take the Quiz →