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123pages in Peptides

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109Accepted product price history

Thymosin Alpha-1 price history

Thymosin Alpha-1 historical prices · Thymosin Alpha-1 price change · Thymosin Alpha-1 price tracker

Audit the accepted Thymosin Alpha-1 5 mg price change from $54.99 to $60.49, plus current matched-market range, availability, sources, and methodology.

110Clinical pipeline profile

VK2735

Viking VK2735 · oral VK2735 · GLP-1/GIP dual agonist

Obesity and metabolic pipeline. GIP and GLP-1 receptor dual agonist · Once-weekly subcutaneous injection and once-daily oral tablet. 5 matched ClinicalTrials.gov records with status, phase, posted-results, country, US state, and site-level recruitment context.

111Investigational drug comparison

VK2735 vs Enicepatide

Enicepatide vs VK2735 · Viking VK2735 · oral VK2735 · GLP-1/GIP dual agonist

VK2735 and enicepatide are different investigational GLP-1/GIP dual agonists with no head-to-head trial. VK2735 is a Viking Therapeutics program being studied as both a weekly injection and daily tablet. Enicepatide, formerly CT-388, is Roche's signal-biased once-weekly injectable program. VK2735 has two 13-week Phase 2 formulation records and fully enrolled injectable Phase 3 trials. Enicepatide has a 48-week Phase 2 result and recruiting Phase 3 trials. Neither is FDA approved, and matching receptor labels do not make their doses, percentages, tolerability, or future products interchangeable.

112Investigational drug comparison

VK2735 vs Retatrutide

Retatrutide vs VK2735 · Viking VK2735 · oral VK2735 · GLP-1/GIP dual agonist

VK2735 and retatrutide are separate investigational peptide programs with no randomized head-to-head trial. VK2735 activates GLP-1 and GIP receptors and is being developed as both a weekly injection and daily tablet. Retatrutide activates GIP, GLP-1, and glucagon receptors as a weekly injection. VK2735 has 13-week Phase 2 results and fully enrolled injectable Phase 3 trials without outcomes. Retatrutide has reported 80-week Phase 3 obesity results. Neither is FDA approved, and the available evidence cannot show that one is faster, stronger, safer, or better for an individual.

113FDA-approved medicine

VYLEESI (Bremelanotide)

bremelanotide · Vyleesi · PT-141 · NDA 210557

FDA-approved melanocortin medicine. Injection · Subcutaneous. NDA 210557 · FDA-approved prescription drug.

114FDA-approved medicine

WEGOVY (Semaglutide)

semaglutide · Wegovy · NDA 215256 · GLP-1 receptor agonist

FDA-approved incretin medicine. Injection and tablets · Subcutaneous and oral. NDA 215256 · FDA-approved prescription drug.

115Approved product and clinical pipeline guide

Weight loss peptides

peptides for weight loss · best peptides for weight loss · peptide weight loss drugs · GLP-1 peptides

Separate FDA-approved Wegovy, Zepbound, and Saxenda from Retatrutide, CagriSema, cagrilintide, Zenagamtide, MariTide, Survodutide, and other clinical programs.

US and worldwide evidence checked July 20Updated July 18, 2026
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116Clinical comparison library

Weight-loss drug pipeline comparisons

pipeline drug comparisons · next generation weight loss drugs · compare obesity pipeline

Compare semaglutide with CagriSema, retatrutide, ecnoglutide, and other metabolic programs while preserving direct-trial, product, regulatory, and ClinicalTrials.gov registry boundaries.

29 comparisons linked to the current 267-record registry snapshotUpdated July 18, 2026
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117Interactive clinical result explorer

Weight-loss drug trial results and study design

weight loss drug comparison chart · compare two weight loss drugs · weight loss drug comparison builder · GLP-1 trial results comparison

Filter 15 source-linked trial results, then choose any two to diagnose shared randomization, result basis, duration, phase, population, route, masking, and source maturity.

15 observations with 14 direct ClinicalTrials.gov recordsUpdated July 18, 2026
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118Open clinical comparison dataset

Weight-loss drug trial results dataset

weight loss drug trial data CSV · obesity trial results dataset · GLP-1 trial results JSON · retatrutide data download

Download 15 normalized, source-linked trial observations with duration, phase, route, population, comparator, estimand, alternate analysis, ClinicalTrials.gov enrollment, allocation, intervention model, masking, registry status, and outcome sources.

HTML, CSV, and JSON with comparison boundariesUpdated July 18, 2026
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119Foundational peptide guide

What are peptides?

what is a peptide · peptide definition · peptide meaning · peptides explained

Learn how amino-acid chains become approved medicines, clinical candidates, compounded preparations, cosmetics, supplements, or research materials, and why those categories cannot be mixed.

IUPAC, FDA, NLM, and ClinicalTrials.gov checked July 21Updated July 18, 2026
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120Clinical pipeline profile

Zenagamtide

amycretin · NNC0487-0111 · AMAZE 7

Obesity and metabolic pipeline. GLP-1 + amylin receptor agonist · Once-daily oral or once-weekly subcutaneous. 24 matched ClinicalTrials.gov records with status, phase, posted-results, country, US state, and site-level recruitment context.

121Investigational drug comparison

Zenagamtide vs CagriSema

CagriSema vs Zenagamtide · amycretin · NNC0487-0111 · AMAZE 7

Amycretin, now called zenagamtide, and CagriSema are separate Novo Nordisk programs that both combine GLP-1 and amylin biology, but they have not been compared head to head. Zenagamtide is one investigational molecule being developed as a daily tablet and a weekly injection. CagriSema is a weekly fixed-dose injection containing two molecules, cagrilintide and semaglutide. CagriSema has completed pivotal Phase 3 trials and is under FDA review, while zenagamtide's current evidence is earlier and its Phase 3 development is underway. Neither is FDA approved.

122Investigational drug comparison

Zenagamtide vs Retatrutide

Retatrutide vs Zenagamtide · amycretin · NNC0487-0111 · AMAZE 7

Amycretin, now called zenagamtide, and retatrutide are separate investigational programs with no head-to-head trial. Zenagamtide activates GLP-1 and amylin receptors and is being developed as both a once-daily tablet and a once-weekly injection. Retatrutide is a once-weekly GIP, GLP-1, and glucagon triple agonist. Retatrutide has Phase 3 obesity topline results, while zenagamtide evidence spans earlier oral studies, Phase 2 oral and injectable data, and newer late-stage development records. Neither is FDA approved.

123FDA-approved medicine

ZEPBOUND (Tirzepatide)

tirzepatide · Zepbound · LY3298176 · NDA 217806

FDA-approved incretin medicine. Injection · Subcutaneous. NDA 217806 · FDA-approved prescription drug.

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