5 STARS delivered within 4 days price…
5 STARS delivered within 4 days price of product I love it worth it
By Jizelle S.
Monday, November 9, 2026 · Customer reviews of US businesses

The Fair Hearing score
Excellent
169 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
IDUN Peptides supplies high-purity research peptides, with every batch independently third-party tested and backed by a Certificate of Analysis. We offer free same-day shipping and US-based support that is there when you need it.
IDUN Peptides (idunpeptides.com) has 169 customer reviews on The Fair Hearing, with an average rating of 4.9 out of 5.
Showing 162 reviews with 5 stars · Clear filters
5 STARS delivered within 4 days price of product I love it worth it
By Jizelle S.
Excellent delivery service and reasonable price!
By Brenda
I Appreciate seeing the exact COA for all my items in the box when I receive them. Although easily available on your website, the paper copy for my specific order saves me time and it adds a certain extra level of trust.
By R P.
Fast easy to order. Delivery on time.
By Nelly S.
Great customer service/experience…would recommend 100%…
By JJS
Second order from Idun. The Reta was packed well they included a coa, great prices, quick delivery, great quality it does what it’s supposed to. Looking forward to place another order soon.
By Ernie S.
Shipping is great
By Daniel S.
Quality product and fast turnaround.
By CSO