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Peptide testing

Ordered Retatrutide from BFF Chem? Mail in a sample (US only) and let us test it.

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78%
Finnrick rating
#191 of 417 Retatrutide vendors
4 of 5 classifiable tests passed
customers 4.8★ (8)
methodology · Purity focus
Finnrick analysis · Retatrutide

BFF Chem's purity-focus evidence is strongest on Tirzepatide and more mixed on Retatrutide, where a weaker result keeps the catalog signal uneven. The record is recent but narrow, and Tirzepatide's clean purity/identity results sit beside a documented underfill finding rather than broad batch depth.

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Peptides
#
Peptide
$/MG
Rating
N
1
Tirzepatide
$0.37
81%
3
2
Retatrutideselected
$1.40
78%
5
Contact channels
Rating trend
CUMULATIVE FINNRICK RATING
83%+65%+48%+30%+<30%10 Jul 2026: 75%9 Aug 2026: 76%13 Aug 2026: 77%15 Sep 2026: 78%17 Sep 2026: 78%12 Nov 2026: current 78%75%78%78%Jul 26Nov 26
Showing Retatrutide tests only
BFF Chem Retatrutide test history
COA-backed lab tests

About BFF Chem test results from Finnrick

BFF Chem is a peptide vendor tracked in Finnrick's independent testing dataset. This page compiles batch-level results across 2 peptides and 8 tests, including ratings, observed price signals, recent test dates, and correction history where available.

Finnrick ratings are calculated from published sample data using the selected rating standard. The default standard evaluates purity, dose accuracy, and label quality, then adjusts low-volume results so small sample counts do not appear more certain than the data supports.

The most visible BFF Chem peptides in this dataset are Retatrutide (5 tests) and Tirzepatide (3 tests). Use the peptide table above to compare the current Finnrick rating, price per mg, and sample volume for each peptide.

Recent tests and corrections are shown below when available. Samples may be acquired by Finnrick directly or submitted through Finnrick testing programs; the goal is to make safety and supply-chain evidence easier to evaluate than vendor marketing claims alone. This page currently lists 8 recent tests.

Corrections
No corrections.
Peptide testing

Ordered Retatrutide from BFF Chem? Mail in a sample (US only) and let us test it.

Test my supply