Simple Peptide — Retatrutide COAs

Grade C75/100 trust score·295 total COAs·Full vendor profile →

Current Listings

Form	Size	Price	$/mg	Stock	Updated
vial	6mg	$75.00$56.25	$9.38/mg	In stock	Jul 7
vial	10mg	$75.00	$7.50/mg	In stock	Jul 7
vial	12mg	$120.00$90.00	$7.50/mg	In stock	Jul 7
vial	24mg	$240.00$180.00	$7.50/mg	In stock	Jul 7
vial	48mg	$449.00$336.75	$7.02/mg	In stock	Jul 7

Single-vial list prices — bulk or bundle orders may be lower. Verify at vendor before purchase.

Cheapest Retatrutide (best $/mg across all SKUs): $2.40/mg from Peptide Supply Co. · Compare all vendors →

Certificates of Analysis (18)

Lot / Report	Tested	Purity	Lab	Panels	Status
GR12-032026-1	Mar 2026	99.8%	Freedom Diagnostics	Endotoxin	Confirmed	View

Frequently Asked Questions

Does Simple Peptide sell Retatrutide?

Yes — Simple Peptide currently lists Retatrutide in 5 variants starting at $336.75 ($7.02/mg).

Is Simple Peptide's Retatrutide third-party tested?

Yes — Disclosed Labs has indexed 18 Certificates of Analysis for Simple Peptide's Retatrutide, with the most recent showing 99.8% purity. Simple Peptide holds an overall trust grade of C (75/100) across all 295 COAs on file.

What is Simple Peptide's trust grade for Retatrutide?

Simple Peptide has an overall Disclosed Labs trust grade of C (75/100), computed from 295 COAs across all peptides. The most recent Retatrutide COA was issued by Freedom Diagnostics.

Where is the cheapest Retatrutide?

As of the latest data, Peptide Supply Co. offers Retatrutide at $2.40/mg — compare with Simple Peptide's listing at $7.02/mg. See the full Retatrutide price comparison.

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