I was looking for a new provider of peptides when I placed a call into DoubleR. I was blown away to have the good fortune of speaking with the owner of the company. I have owned my own businesses... See more
Company replied
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Review summary
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Made another purchase with DoubleRLabs today. Price was great and so was the service. Sometimes I go through the Peptide Price Tool that links to the website. This was is pretty glitchy and kicks me... See more
Company replied
I placed an order and it was processed and shipped out the same day. I received it in 2 days and was updated throughout the whole process from order received to delivered to me. Peptides were packed c... See more
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Long story short i wanted the absolute lowest price on glp-3 for the upcoming holidays. Double R exceeded my expectations and I was able to get RT at the lowest price in the industry without a doubt.... See more
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Company details
Written by the company
Double R Labs is a research-driven peptide and performance-science company built on one simple promise: deliver clean, correctly-dosed, third-party tested products with speed, transparency, and real customer support. No games, no excuses. What makes us different is our mentality. We don’t act like some faceless warehouse pushing vials. We operate like a small, dedicated lab that cares about consistency, accuracy, and trust. Every batch is sourced from vetted manufacturers, verified through independent third-party testing, and paired with scannable QR codes so customers can confirm quality for themselves. We focus heavily on fulfillment speed. Orders placed before 2pm PST ship the same day, and customers who spend over $200 receive free UPS 2-Day Air. Our packaging, QC, and logistics systems are constantly being refined to make sure orders arrive fast, protected, and exactly as expected. Our community is a big part of what we do. We support lifters, athletes, biohackers, and everyday people who simply want reliable research materials without the nonsense this industry is known for. We stay active across multiple platforms, answer questions quickly, and take pride in giving customers a level of service that’s rare in the peptide space. If you want consistent quality, fast shipping, and a company that actually stands behind what it sells, you’re in the right place.
Same-Day Shipping on All Orders Placed Before 2pm PST
Free UPS 2-Day Air on orders over $200.
Order before 2pm PST and it ships today. Orders $200+ get free UPS 2-Day Air. We keep fulfillment tight so your research isn’t waiting around for packages.
Contact info
6549 Mission Gorge Rd #314, 92120, San Diego, United States
- 8587334199
- Info@DoubleRlabs.is
- doublerlabs.is
4.6
Excellent
104 reviews
Asks customers to review
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Replied to 100% of negative reviews
Typically replies within 24 hours
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The best peptide experience
Long story short i wanted the absolute lowest price on glp-3 for the upcoming holidays. Double R exceeded my expectations and I was able to get RT at the lowest price in the industry without a doubt. I ordered on monday night and recieved my packages wednesday morning, My experience has been great wth Double R and i will be ordering from them again in the future.
19 November 2025
Reply from Doublerlabs
Hi Richard!
Thank you for sharing your feedback! We are committed to providing quality products at great prices, so we are glad to hear you are pleased with both! We look forward to having you back!
Rob
Double R Labs
Simple ordering process
Simple ordering process. Like that you can easily see the COA
8 November 2025
Unprompted review
Reply from Doublerlabs
Hi Jason,
Thank you for your feedback! We are glad to hear we made the process easy to navigate. We look forward to having you back!
Rob
Double R Labs
Fair & honest pricing
Fair & honest pricing, great labeling, great prices, fast delivery, it’s crazy customer service/owner personnel answers my questions & or issues. All this keeps me coming back!
17 November 2025
Reply from Doublerlabs
Hi Michael,
We appreciate your feedback! We value the details in our process, so we are pleased to hear you are satisfied.
Rob
Double R Labs
Super simple ordering and fast shipping!
17 November 2025
Reply from Doublerlabs
Hello,
Thank you for your feedback! We are happy to hear we made the process simple for you to navigate.
Rob
Double R Labs
Great product and Fast shipping
Website was easy to navigate, the shipping was very fast, and the product was great.
1 October 2025
Unprompted review
Fantastic customer service
Fantastic customer service. Quick response. Pricing was amazing and same day shipping was a cherry on top!! Thank you Double R Labs!!!
17 November 2025
Reply from Doublerlabs
Hi Gina,
Thank you for your feedback! We are committed to providing an excellent customer experience, so we are glad to hear we met your expectations. We look forward to having you back!
Rob
Double R Labs
Amazing prices
Great company with awesome customer service! Would recommend to anyone! Glad to have found them.
15 November 2025
Reply from Doublerlabs
Hi Blaine,
Thank you for your feedback! We are glad you found us! We value quality products at great prices with an excellent customer experience. We hope to have you back!
Rob
Double R Labs
Love Doubler R Labs and great customer…
Love Doubler R Labs and great customer service!
14 November 2025
Reply from Doublerlabs
Hi Kimberly,
Thanks for your feedback! We love providing our customers with a positive experience. Hope to have you back!
Rob
Double R Labs
Good experience
Double R came through with fast shipping and a quality product - found company through Derek and the pricing tool and they didn’t disappoint - would recommend
10 November 2025
Fast delivery easy website to navigate…
Fast delivery easy website to navigate and amazing prices
5 November 2025
Reply from Doublerlabs
Hi Danielle,
Thanks for your feedback! We are committed to providing quality products at great prices with an easy process. Hope to see you back!
Rob
Double R Labs
Fast shipping great customer service
Fast shipping great customer service! I made I thought I was missing a vial and they were going to send me a new one but I realized it was my mistake!
15 November 2025
Unprompted review
Reply from Doublerlabs
Hi Ashlin,
We value your feedback! We are glad to hear the issue was resolved. Thank you for choosing Double R Labs. We look forward to having you back!
Rob
Double R Labs
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