Peptide Vendor Comparison by Catalog, COA, Price, Specifications, and Quote Workflow

This page targets vendor-comparison searches and guides buyers from brand-name research toward product-level comparison, documentation review, and quote-list preparation.

ZePeptide pages are written for lawful laboratory and in-vitro research sourcing. Products are not supplied for human or veterinary use.

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Search terms covered

peptide vendor comparison, peptide supplier comparison, peptide vendor alternatives, compare peptide suppliers, peptide vendor COA, research peptide vendor

Product pages connected to this search intent

Tirzepatide

Dual incretin receptor agonist peptide widely used in metabolic and weight management research.

Purity: ≥99.5% | Starting price: $45

Specifications: 5mg*10vials / 10mg*10vials / 15mg*10vials / 20mg*10vials / 30mg*10vials / 40mg*10vials / 50mg*10vials / 60mg*10vials

Semaglutide

GLP-1 receptor agonist peptide for glycemic and metabolic research.

Purity: ≥99.5% | Starting price: $40

Specifications: 5mg*10vials / 10mg*10vials / 15mg*10vials / 20mg*10vials / 30mg*10vials

Retatrutide

Triple-agonist candidate studied for advanced metabolic regulation and adiposity research.

Purity: ≥99.5% | Starting price: $81

Specifications: 5mg*10vials / 10mg*10vials / 15mg*10vials / 20mg*10vials / 30mg*10vials / 40mg*10vials / 50mg*10vials / 60mg*10vials

BPC 157

Body Protection Compound-157 studied for tissue, tendon, and gut repair pathways.

Purity: ≥99.5% | Starting price: $43

Specifications: 5mg*10vials / 10mg*10vials

TB500(Thymosin B4 Acetate)

Thymosin Beta-4 fragment peptide for wound healing and repair studies.

Purity: ≥99.5% | Starting price: $71

Specifications: 5mg*10vials / 10mg*10vials / 20mg*10vials

GHK-CU

Copper peptide complex for skin regeneration and cosmetic research.

Purity: ≥99.5% | Starting price: $32

Specifications: 50mg*10vials / 100mg*10vials

NAD+

Core redox coenzyme used in mitochondrial function and longevity studies.

Purity: ≥99.5% | Starting price: $41

Specifications: 100mg*10vials / 500mg*10vials / 1000mg*10vials

How to compare peptide vendors

Vendor comparison should move beyond names and compare concrete product, document, and quotation signals.

Vendor and supplier comparison guides

These pages support brand-name, vendor, and supplier-intent searches.