Aavant Research vs Peptide Partners
Independent side-by-side comparison across the 3 peptides both vendors sell. Composite scores, lab quality, and verified pricing.
Aavant Research
A grades on Tirzepatide (9 tests, avg 8.7) and Semaglutide (11 tests). Tighter score consistency than top peers.
Aavant Research full review →Peptide Partners
Peptide Partners ranks A overall on 71 lab tests across 7 peptides, with the Ipamorelin line (avg 9.9 across 7 tests) and Retatrutide line (avg 8.8 across 19 tests) carrying the score. Per-batch COAs are published with HPLC and mass spec; customer satisfaction sits at 4.8/5 acro…
Peptide Partners full review →Side-by-side breakdown
| PEPTIDE | AAVANT RESEARCH | PEPTIDE PARTNERS | WINNER |
|---|---|---|---|
| Tirzepatide |
8.7
B+ (9 tests)
|
8.2
C (6 tests)
|
Aavant Research |
| Retatrutide |
8.5
B+ (8 tests)
|
8.8
B+ (19 tests)
|
Peptide Partners |
| Semaglutide |
8.5
B+ (11 tests)
|
—(not sold)
|
Aavant Research only |
| Ipamorelin |
8.2
B+ (5 tests)
|
9.9
A (7 tests)
|
Peptide Partners |
| TB-500 |
—(not sold)
|
8.1
A (11 tests)
|
Peptide Partners only |
| BPC-157 |
—(not sold)
|
8.0
A (7 tests)
|
Peptide Partners only |
| Tesamorelin |
—(not sold)
|
7.8
B+ (11 tests)
|
Peptide Partners only |
| CJC-1295 |
—(not sold)
|
6.7
C (9 tests)
|
Peptide Partners only |
Which to choose
Across the 3 peptides both vendors sell, Aavant Research scores higher on 1, Peptide Partners scores higher on 2, and 0 are within 0.3 points (effectively tied). Peptide Partners additionally sells TB-500, BPC-157, Tesamorelin, CJC-1295; Aavant Research does not. Aavant Research additionally sells Semaglutide; Peptide Partners does not.
Choose Aavant Research for: Tirzepatide.
Choose Peptide Partners for: Retatrutide, Ipamorelin.
Composite scores reflect lab quality, sentiment, COA transparency, reliability, and price. How we score.
Full profiles: Aavant Research review · Peptide Partners review