Peptide Comparison

AdipotidevsRetatrutide

A targeted fat-destroying peptide that works like a smart missile, cutting off blood supply to fat cells and causing rapid weight loss in primate studies.

The world's first triple-action weight loss peptide that simultaneously activates three hormone receptors—GIP, GLP-1, and glucagon—delivering unprecedented weight loss results of up to 24% body weight in clinical trials.

Weight ManagementWeight Management

At a Glance

Quick
comparison

Dose Range

Adipotide

0.1–0.43 mg/kg

Retatrutide

1–12 mg

Frequency

Adipotide

Once daily

Retatrutide

Once weekly

Administration

Adipotide

Subcutaneous injection

Retatrutide

Subcutaneous injection

Cycle Length

Adipotide

4-6 weeks

Retatrutide

12+ weeks

Onset Speed

Adipotide

Moderate (1-2 weeks)

Retatrutide

Moderate (1-2 weeks)

Evidence Level

Adipotide

Strong preclinical (extensive animal studies)

Retatrutide

Moderate human trials (Phase 1-2)

Efficacy

Benefit
ratings

Adipotide
Retatrutide

Fat Elimination

Adipotide95%
Retatrutide0%

Metabolic Improvement

Adipotide88%
Retatrutide0%

Speed of Results

Adipotide92%
Retatrutide0%

Weight Loss Power

Adipotide0%
Retatrutide98%

Metabolic Health

Adipotide0%
Retatrutide95%

Appetite Control

Adipotide0%
Retatrutide94%

Technical Data

Compound
specifications

Adipotide

Molecular Formula

C111H206N36O28S2

Molecular Weight

2611.41 g/mol

Half-Life

~24 hours

Bioavailability

High (subcutaneous injection)

CAS Number

859216-15-2

Retatrutide

Molecular Formula

C221H342N46O68

Molecular Weight

4731 g/mol

Half-Life

~6 days (allows once-weekly dosing)

Bioavailability

High via subcutaneous injection

CAS Number

2381089-83-2

Protocols

Dosing
tiers

Adipotide

starting

0.1 mg/kg

Once daily

1-2 weeks

Begin with the lowest effective dose to assess tolerance and monitor kidney function. This cautious approach helps identify any sensitivity before progressing.

standard

0.25 mg/kg

Once daily

2-4 weeks

This intermediate dose showed good efficacy with manageable side effects in primate studies. Regular monitoring of renal markers is essential.

advanced

0.43 mg/kg

Once daily

4 weeks maximum

The optimal therapeutic dose identified in primate studies. Produced average 11% body weight loss in 4 weeks. Requires close kidney monitoring and adequate hydration.

Retatrutide

starting

1-2 mg

Once weekly

4 weeks

Start low to let your body adjust. This minimizes the nausea and GI side effects that are most common when starting. Even at this low dose, you'll likely notice reduced appetite.

standard

4-8 mg

Once weekly

8-12 weeks

The sweet spot for most users. Clinical trials showed substantial weight loss at these doses with manageable side effects. Increase gradually (every 4 weeks) to reach this range.

advanced

12 mg

Once weekly

12+ weeks

Maximum studied dose delivering the most dramatic results—up to 24% weight loss. Only reach this after gradual titration and proving tolerance at lower doses. Side effects are more common but still manageable for most.

Applications

Best
suited for

Adipotide

Targeted White Fat Reduction

Adipotide specifically seeks out and destroys the blood vessels feeding white adipose tissue. Unlike diet or exercise that shrink fat cells, this peptide actually eliminates fat tissue by cutting off its blood supply - a completely unique mechanism.

Stubborn Fat Deposits

Because it targets the vasculature of fat tissue directly, Adipotide may be particularly effective for stubborn fat deposits that resist traditional methods. The peptide homes in on prohibitin receptors found specifically on blood vessels supplying fat tissue.

Improving Insulin Resistance

Primate studies showed remarkable improvements in insulin sensitivity - treated monkeys used about 50% less insulin after treatment. This makes it interesting for research into obesity-related metabolic dysfunction.

Research Applications

As a pioneering vascular-targeting peptide, Adipotide represents a new class of potential therapeutics. Its unique mechanism of targeting specific tissue vasculature has implications beyond obesity research.

Retatrutide

Significant Obesity Management

If you need to lose a substantial amount of weight, retatrutide is showing unprecedented results. Phase 2 trials demonstrated average weight loss of 24% at the highest dose—that's nearly 60 pounds for someone weighing 250 lbs. No other medication has matched this.

Type 2 Diabetes with Obesity

Retatrutide tackles both problems at once. It dramatically improves blood sugar control (HbA1c reductions of up to 2%) while delivering major weight loss. The dual benefit makes it especially valuable for diabetics struggling with weight.

Metabolic Syndrome Warriors

If you're dealing with the cluster of issues that includes high blood sugar, excess belly fat, abnormal cholesterol, and high blood pressure, retatrutide's triple mechanism attacks multiple aspects of metabolic dysfunction simultaneously.

Fatty Liver Disease (MASLD)

Early research shows retatrutide may significantly reduce liver fat. For people with non-alcoholic fatty liver disease, this peptide offers hope through weight loss plus direct metabolic improvements that benefit liver health.

Safety Profile

Side
effects

Adipotide

Common

  • Elevated Serum Creatinine
  • Proteinuria
  • Glucosuria
  • Reduced Appetite

Uncommon

  • Mild Dehydration
  • Injection Site Reactions

Serious

  • Renal Tubular Dysfunction

Retatrutide

Common

  • Nausea
  • Diarrhea
  • Constipation
  • Decreased appetite

Uncommon

  • Increased heart rate
  • Injection site reactions

Serious

  • Pancreatitis
  • Gallbladder problems

Research Status

Safety
& evidence

Adipotide

Evidence Level

Strong preclinical (extensive animal studies)

FDA Status

Research compound

Safety Overview

Adipotide has been extensively studied in mice, rats, and three species of primates with consistent results. The primary safety concern is dose-dependent kidney effects, which were reversible upon stopping treatment in all studies. No cardiovascular, neurological, or hepatic adverse events were observed. The compound shows remarkable selectivity - lean animals given the same doses experienced no weight loss, suggesting it specifically targets excess fat tissue.

Contraindications

  • xKidney disease or impaired renal function
  • xPregnancy or breastfeeding
  • xActive infections or compromised immune system
  • xHistory of severe allergic reactions to peptides
  • xDehydration or conditions affecting fluid balance

Retatrutide

Evidence Level

Moderate human trials (Phase 1-2)

FDA Status

Research compound

Safety Overview

Retatrutide has shown a generally favorable safety profile in Phase 1 and Phase 2 clinical trials involving over 600 participants. Most side effects are gastrointestinal and tend to improve over time. The medication appears well-tolerated when doses are increased gradually. No major safety signals have emerged, but larger Phase 3 trials are still ongoing.

Contraindications

  • xPersonal or family history of medullary thyroid carcinoma (MTC)
  • xMultiple Endocrine Neoplasia syndrome type 2 (MEN 2)
  • xPregnancy or planning to become pregnant
  • xHistory of severe pancreatitis
  • xKnown allergy to GLP-1 receptor agonists

Decision Guide

Which is
right for you?

Choose Adipotide if...

  • Targeted fat reduction
  • Improving insulin resistance
  • Reducing stubborn white adipose tissue
  • Research into vascular-targeted therapies

Choose Retatrutide if...

  • Significant weight loss
  • Type 2 diabetes management
  • Metabolic health improvement
  • Body composition optimization
Peptide ProAdipotide vs Retatrutide — Peptide Comparison | Peptide Initiative