Peptide Sciences vs Core Peptides

Peptide Sciences

3.6
7 reviews
Rating Breakdown
5 stars
3
4 stars
0
3 stars
2
2 stars
2
1 star
0
Verified Lab Tests

No verified lab tests.

Recent Reviews
Dec 30
Disappointed with CJC combo quality

I've ordered from Peptide Sciences twice before with decent results, so I was surprised when this CJC-1295 + Ipamorelin combo arrived with issues. Fir...

Dec 25
Top-tier nootropics for cognitive research

Our neuroscience lab ordered Semax, Tirzepatide, and Selank from Peptide Sciences for ongoing cognitive enhancement studies. Everything about this ord...

Dec 22
Disappointing quality on recent order

Ordered both the CJC-1295 + Ipamorelin blend and Semax for research purposes. The CJC blend arrived fine, but the Semax vial looked suspect - some clo...

Core Peptides

4.5
17 reviews
Rating Breakdown
5 stars
13
4 stars
2
3 stars
0
2 stars
1
1 star
1
Verified Lab Tests

No verified lab tests.

Recent Reviews
Feb 17
Wouldn't reconstitute, wouldn't refund

I've been researching peptides for years. CJC-1295/ipamorelin and wolverine blends to be specific. I switched to core peptides hoping to save a little...

Feb 17
Where are the real certificates?

Start with the good, lots of options! —but they around of stock of what I want. Then I click on their COAs and it’s just an auto generated image, if ...

Jan 15
semaglutide is the real deal here

third vendor ive tried for sema and core peptides is the only one where i actually felt confident in what i was getting. Purity report was right there...