Retatrutide Price Comparison

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Best Price £23.99
Average £65.61
Highest £249.99
You Could Save 90%
127 results
Featured Supplier
UK SARMs logo
UK SARMs
★★★★★ 5.0 reviews

Retatrutide 10mg

In Stock 10mg Lab Tested
95 Confidence
£179.99
FREE delivery
PS Labs logo
★ 5.0
PS Labs

Retatrutide

£40.00
95 /100 Confidence In Stock 10mg Lab Tested
Save 84% FREE over £100
Owsa Labs logo
★ 5.0
Owsa Labs

Retatrutide

£31.99
95 /100 Confidence Low Stock 10mg Lab Tested
Save 87% FREE delivery
Red Panda Research logo
★ 5.0
Red Panda Research

Retatrutide

£28.99
95 /100 Confidence In Stock 10mg Lab Tested
Save 88% + £5.70 delivery
Elite peptides logo
★ 5.0
Elite peptides

Retatrutide 10mg

£34.99
94 /100 Confidence In Stock 10mg Lab Tested
Save 86% FREE over £60
Peptide Prime logo
★ 4.9
Peptide Prime

Retatrutide

£38.00
94 /100 Confidence In Stock 10mg Lab Tested
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Molexa logo
★ 5.0
Molexa

Retatrutide

£28.97
94 /100 Confidence In Stock 10mg Lab Tested
Save 88% + £5.50 delivery
Pyrox Labs logo
★ 5.0
Pyrox Labs

Retatrutide

£57.99
92 /100 Confidence In Stock 10mg Lab Tested
Save 77% FREE over £50
Raven Peptides logo
★ 5.0
Raven Peptides

Retatrutide

£94.99
92 /100 Confidence In Stock 10mg Lab Tested Pen
Save 62% FREE delivery
Cobalt Peptides logo
★ 5.0
Cobalt Peptides

Retatrutide

£35.95
90 /100 Confidence In Stock 10mg Lab Tested
Save 86% FREE over £75
QRP Research logo
★ 5.0
QRP Research

Retatrutide

£44.99
90 /100 Confidence In Stock 10mg Lab Tested
Save 82% FREE over £150
Peptides Kent logo
★ 5.0
Peptides Kent

Retatrutide

£39.99
90 /100 Confidence In Stock 10mg Lab Tested
Save 84% FREE delivery
Cedar Peptides logo
★ 5.0
Cedar Peptides

Retatrutide 10mg

£48.95
88 /100 Confidence In Stock 10mg Lab Tested
Save 80% FREE over £100
PeptideStock logo
★ 4.6
PeptideStock

Retatrutide

£29.99
87 /100 Confidence In Stock 10mg Lab Tested
Save 88% FREE over £75
Revial Labs logo

Retatrutide

£57.99
87 /100 Confidence In Stock 10mg Lab Tested
Save 77% FREE over £150
Unavailable
Astra Labs logo

Retatrutide 10mg

£59.99
87 /100 Confidence In Stock 10mg Lab Tested
Save 76% FREE delivery
Unavailable
Precision Peptides logo
★ 5.0
Precision Peptides

Retatrutide 10mg

£30.39
85 /100 Confidence In Stock 10mg Lab Tested
Save 88% FREE delivery
Arma Peptides logo
★ 5.0
Arma Peptides

Retatrutide 10mg

£39.00
82 /100 Confidence In Stock 10mg
Save 84% FREE delivery
Best Price
Save 90%
SPX Labs logo
SPX Labs 81 /100 Confidence

Retatrutide

In Stock 10mg Lab Tested
£23.99
FREE over £75
Raccoon Peptides logo
★ 5.0
Raccoon Peptides

Retatrutide 10mg

£39.00
80 /100 Confidence In Stock 10mg Lab Tested
Save 84% FREE delivery
Unavailable
JG Peptides Plus logo

Retatrutide

£65.00
80 /100 Confidence In Stock 10mg Lab Tested
Save 74% FREE over £100
AllMyPeptides logo

Retatrutide 10mg

£41.99
80 /100 Confidence In Stock 10mg Lab Tested
Save 83% FREE delivery
Pepts logo

Retatrutide

£44.99
79 /100 Confidence In Stock 10mg Lab Tested
Save 82% FREE over £80
Lucid Peptides logo

Retatrutide

£34.75
77 /100 Confidence In Stock 10mg Lab Tested Pen
Save 86% FREE delivery
Index Peptides logo

Retatrutide 10mg

£49.99
76 /100 Confidence In Stock 10mg
Save 80% + £9.99 delivery
ExtolX logo
★ 4.8
ExtolX

Retatrutide

£24.99
74 /100 Confidence In Stock 10mg Lab Tested
Save 90% FREE delivery

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Retatrutide Profile

Extensively Studied

Triple GLP-1/GIP/Glucagon Agonist | Weight Loss & Diabetes

Overview

Novel triple hormone receptor agonist targeting GLP-1, GIP, and glucagon receptors. Phase II trials demonstrated 24.2% weight loss at 48 weeks—the highest recorded for obesity medications.

Mechanism of Action

Activates GLP-1 for appetite suppression, GIP for insulin sensitivity, and glucagon for increased energy expenditure and hepatic fat oxidation.

Key Benefits

  • Superior weight loss (24.2% at 48 weeks)
  • Improved glycemic control (HbA1c reduction up to 2.16%)
  • Enhanced cardiovascular benefits
  • Hepatic fat reduction (up to 82%)
  • Triple mechanism addresses obesity through multiple pathways

Quick Stats

Typical Dose
0.5mg starting, titrate up to 8-12mg weekly
Frequency
Once weekly (same day each week)
Cycle Duration
Continuous therapy as prescribed
Storage
Reconstituted: 2-8°C, use within 28 days

Molecular Information

Molecular Weight
4,731.33 Da
Length
39 amino acids
Type
Triple GLP-1/GIP/glucagon agonist
Half-Life
~6 days

Amino Acid Sequence

One-letter: HUEGTFTSDVSSYLEGQAAKEFIAWLVRGRGPSSGAPPPS
His
1

Histidine

Position 1

Aib
2

Aminoisobutyric Acid

Position 2

Glu
3

Glutamic Acid

Position 3

Gly
4

Glycine

Position 4

Thr
5

Threonine

Position 5

Phe
6

Phenylalanine

Position 6

Thr
7

Threonine

Position 7

Ser
8

Serine

Position 8

Asp
9

Aspartic Acid

Position 9

Val
10

Valine

Position 10

Ser
11

Serine

Position 11

Ser
12

Serine

Position 12

Tyr
13

Tyrosine

Position 13

Leu
14

Leucine

Position 14

Glu
15

Glutamic Acid

Position 15

Gly
16

Glycine

Position 16

Gln
17

Glutamine

Position 17

Ala
18

Alanine

Position 18

Ala
19

Alanine

Position 19

Lys
20

Lysine

Position 20

Glu
21

Glutamic Acid

Position 21

Phe
22

Phenylalanine

Position 22

Ile
23

Isoleucine

Position 23

Ala
24

Alanine

Position 24

Trp
25

Tryptophan

Position 25

Leu
26

Leucine

Position 26

Val
27

Valine

Position 27

Arg
28

Arginine

Position 28

Gly
29

Glycine

Position 29

Arg
30

Arginine

Position 30

Gly
31

Glycine

Position 31

Pro
32

Proline

Position 32

Ser
33

Serine

Position 33

Ser
34

Serine

Position 34

Gly
35

Glycine

Position 35

Ala
36

Alanine

Position 36

Pro
37

Proline

Position 37

Pro
38

Proline

Position 38

Pro
39

Proline

Position 39

Ser
40

Serine

Position 40

N-terminus C-terminus
Hydrophobic
Polar
Positive (+)
Negative (-)
Modified

Modifications

C20 fatty acid conjugation Aib residues for DPP-4 resistance

Research Indications

The following information is derived from published scientific literature and is provided for educational and research reference purposes only. It does not constitute medical advice, diagnosis, or treatment recommendations. These peptides are not approved for human use and are sold exclusively for in-vitro laboratory research.

Superior Weight Reduction

Most Effective

Clinical trials show 17.5% weight loss at 24 weeks and 24.2% at 48 weeks.

Sustained Weight Management

Most Effective

Continuous weight loss with no plateau at 48 weeks suggests greater long-term potential.

Triple Mechanism

Most Effective

Addresses obesity through appetite suppression, energy expenditure, and metabolic efficiency.

Superior Glycemic Control

Most Effective

HbA1c reductions up to 2.16% with 82% achieving target levels below 6.5%.

Glucose-Dependent Regulation

Effective

Balanced glycemic control with minimal hypoglycemia risk.

Insulin Sensitivity

Effective

Marked improvements in sensitivity with potential for reduced exogenous insulin requirements.

Lipid Improvement

Effective

Non-HDL cholesterol reductions up to 26.9%, triglyceride reductions up to 40.6%.

Blood Pressure Optimization

Effective

Consistent decreases in systolic and diastolic blood pressure across trials.

Hepatic Fat Reduction

Most Effective

Up to 82% reduction in liver fat with normalization in 90% of participants.

Dosing Protocols

injectable

Weekly subcutaneous injection into abdomen, thigh, or upper arm with site rotation.

Goal Dose Frequency Route
Starting Dose (Week 1-4) 0.5mg Once weekly SubQ
Low Maintenance (Week 4-8) 1mg Once weekly SubQ
Escalation (Week 8-12) 2mg Once weekly SubQ
Moderate (Week 12-16) 4mg Once weekly SubQ
Advanced (Week 16-20) 8mg Once weekly SubQ
Maximum Efficacy (Week 20+) 12mg Once weekly SubQ

Key Tips

  • Once-weekly administration improves compliance
  • Extended half-life enables consistent hormone regulation
  • Minimal systemic burden compared to daily dosing
Materials Needed
Sterile bacteriostatic water for injection Lyophilized Retatrutide vial Insulin syringes (0.3-1mL capacity) Alcohol swabs Sharps disposal container
Steps
  1. 1 Allow vial to reach room temperature (15-20 minutes)
  2. 2 Clean vial top with alcohol swab and air dry completely
  3. 3 Add calculated bacteriostatic water slowly down vial side
  4. 4 Gently swirl in circular motions—avoid vigorous shaking
  5. 5 Allow full dissolution (2-3 minutes); solution should be clear and colorless
  6. 6 Store reconstituted solution refrigerated at 2-8°C for up to 28 days
  7. 7 Inject subcutaneously; rotate sites weekly

Peptide Interactions

Tirzepatide

Avoid

Do not combine with other dual/triple agonists—risk of severe hypoglycemia and excessive GI effects.

Semaglutide

Avoid

Do not combine—overlapping GLP-1 agonist mechanisms increase severe hypoglycemia risk.

Cagrilintide

Monitor

Both cause significant GI effects. Not recommended without specialist supervision.

Insulin

Monitor

May significantly reduce insulin requirements. Monitor blood glucose and adjust insulin doses accordingly.

Metformin

Compatible

Safe combination tested in clinical trials. Different mechanisms work complementarily for glucose control.

SGLT2 Inhibitors

Compatible

Clinical trials included SGLT2 inhibitors with no safety concerns.

BPC-157

Compatible

Safe combination; BPC-157 may provide GI protective benefits during retatrutide use.

Oral Contraceptives

Monitor

Space oral contraceptives by 1 hour before retatrutide due to delayed gastric emptying.

What to Expect

Week 1-2

Initial appetite suppression and mild GI effects as body adapts to triple hormone activation

Week 2-4

Noticeable food cravings reduction and portion size decrease; early weight loss (2-5%)

Week 4-8

Significant appetite control and steady weight loss (5-10%); improved glucose control

Week 8-16

Substantial weight reduction (10-18%) with enhanced energy expenditure

Week 16-24

Major weight loss milestone (15-22%) with cardiovascular benefits and liver fat reduction

Week 24-48

Maximum clinical efficacy (20-24.2%) with comprehensive metabolic improvements

Side Effects & Safety

Common Side Effects

  • Gastrointestinal effects (nausea, vomiting, diarrhea)—typically mild to moderate
  • Heart rate increases—common especially in first 24 weeks
  • Appetite suppression
  • Mild dehydration

Monitoring

  • Cardiovascular status (especially heart rate)
  • Blood glucose if diabetic
  • Weight loss rate
  • Signs of pancreatitis
  • Gastrointestinal tolerability

Stop Signs

  • Severe persistent nausea or vomiting preventing adequate nutrition
  • Signs of pancreatitis: severe abdominal pain radiating to back
  • Severe hypoglycemia symptoms: confusion, dizziness, sweating
  • Excessive weight loss (>3 lbs per week consistently or >25% total body weight)
  • Gallbladder problems: severe right upper abdominal pain

Contraindications

  • Personal or family history of medullary thyroid carcinoma
  • MEN2 syndrome
  • Severe renal impairment

Quality Checklist

Good Signs

  • Pharmaceutical-grade white powder with uniform texture
  • Proper cold chain maintenance (2-8°C refrigeration)
  • Clear, colorless reconstituted solution without particles
  • Stable extended half-life effects (consistent appetite suppression between doses)

Warning Signs

  • Source verification critical—counterfeit versions circulate due to investigational status

Bad Signs

  • Rapid tolerance or effectiveness loss suggests degraded or counterfeit product
  • Unusual side effect profile may indicate contamination

Research & References

Key References

  1. 2023

    Triple-Hormone-Receptor Agonist Retatrutide for Obesity - A Phase 2 Trial. PubMed

    The New England journal of medicine · Jastreboff AM, Kaplan LM, Frías JP, Wu Q, Du Y, Gurbuz S, Coskun T, Haupt A, Milicevic Z, Hartman ML, Retatrutide Phase 2 Obesity Trial Investigators

    This randomized phase 2 trial in adults with obesity reported dose-dependent body-weight reductions with retatrutide and gastrointestinal adverse events as the most common adverse-event category.

Search PubMed for Retatrutide

Research Library

Retatrutide research & guides

Plain-English guides and study summaries from published literature.

View all 7
Retatrutide Not Working? Why the Foundation Matters More Than the Dose Guides 7 min

Retatrutide Not Working? Why the Foundation Matters More Than the Dose

Retatrutide is often discussed as a powerful tool for appetite control and body-composition change, but more is not always better. In many cases, hydration, electrolytes, protein intake, thyroid health and overall metabolic stability may matter far more than simply pushing the dose higher.

Read article
Retatrutide: why microdosing is wrong Guides 8 min

Retatrutide: why microdosing is wrong

You’ve probably heard online that microdosing retatrutide daily is the best approach to minimize side effects. And in this video, I’m going to teach you exactly why that’s wrong and show you how to dose this properly. By the end, you’ll understand why the microdosing protocols you see on TikTok and from influencers can’t work, no matter how good they sound.

Read article
Retatrutide Needs Carbohydrates to Work Properly Guides 8 min

Retatrutide Needs Carbohydrates to Work Properly

Retatrutide and Carbohydrates There’s a loud, confident, aggressively wrong idea floating around the internet: “If you’re using retatrutide, you should go low-carb.” And I’m telling you straight: for a lot of people, low-carb + retatrutide is a performance and body-composition sabotage package—especially if you train, care about lean mass, or want results that don’t boomerang later.

Read article
Microdosing Retatrutide Is Costing You Guides 4 min

Microdosing Retatrutide Is Costing You

The Science Behind GLP-1, GIP, and Glucagon Most explanations you hear are missing the only part that matters: GLP-1, GIP, and glucagon don’t behave the same “alone” as they do together. The combo changes the physics of the system. So if you’re still thinking “GLP-1 = appetite suppression” and calling it a day, you’re watching the trailer and missing the movie.

Read article
MOTS-C or Retatrutide Which One Is Better Guides 5 min

MOTS-C or Retatrutide Which One Is Better

The Power of Peptides: MOTS-C and Retatrutide People keep asking the wrong question: “When do I take MOTS-C vs Retatrutide?” The right question is: “What failure mode am I trying to fix?” Because yes—both can make you violently insulin sensitive (in the best way). But they do it through completely different control rooms in your biology. One is a mitochondrial operating system rewrite. The other is a triple-axis metabolic demolition and rebuild.

Read article
What Reta Actually Changes Guides 5 min

What Reta Actually Changes

Reta and Health Benefits Reta isn’t a “weight-loss drug.” If you treat it like that, you’ll misunderstand everything it’s actually doing. The scale is the distraction. The real story is the internal rebuild: liver, blood, inflammation, and—most importantly—your brain’s metabolic control center.

Read article

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