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Prime Lab PeptidesReviews 1,276

4.9

Research-use-only peptides · Miami, United States

Review summary

Computed from all 1,272 archived reviews — not written by us.

96% of the 1,272 customers who left a review rated their experience 4 or 5 stars. The subjects they raise most often are shipping speed, ordering experience and product quality. Product quality is the most consistently praised (4.92 average across 336 reviews mentioning it). Ordering experience draws the most mixed feedback, at 4.71. The 27 reviews rated 1 or 2 stars are kept in this archive and can be read using the rating filter.

Shipping speed4.90

813 reviews

Ordering experience4.71

423 reviews

Product quality4.92

336 reviews

Customer service4.87

259 reviews

Pricing4.92

242 reviews

Packaging4.79

70 reviews

Based on these reviews

Jeremy Mock

US ·1 review

Very helpful with information. Quality product and fast shipping. The staff was also very responsive when we asked some questions.

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Jackie Hansen

US ·1 review

Only giving a 4 because I haven't started my research yet. Ordering and shipping were amazing! All items were in great condition and nicely packaged. So far I do recommend PrimeLab Peptides.

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Nicole

US ·3 reviews

Highly satisfied with my experience with Prime Labs. I truly appreciate how detailed and informative their peptide descriptions are, it made understanding the products easy and reassuring. The ordering process was quick, simple, and hassle free. Shipping was incredibly fast, and the research product works fantastic. The pricing is also very reasonable and fits well within my budget. I highly recommend Prime Labs!

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Sam Henry

US ·1 review

Reasonable prices - would hope for more promos considering how much we have bought for our research, but great shipping and customer service. Overall, highly recommend!

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Dawn McKinzie

US ·1 review

The process was easy as well as the instructions on and about the products offered. Choosing the right product, ordering, checking out and shipping also no problem. Delivery was quick with the QR codes right on the box for easy access and reinforcement of instructions. Wonderful experience & don't forget the great discounts offered!! Thank for your research.

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Tarah Vantellman

US ·1 review

Love the product lost 20lbs already and feeling good low side effects. Shipping is fast and friendly. Iv been recommending this to all my friends

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Ericka Z

US ·1 review

Great experience overall! There is a wide variety of products available to review, and each listing includes clear descriptions and easy-to-follow directions. The entire process is seamless, from selecting products to checking out. Shipping is prompt, and tracking information is readily available, making it easy to monitor orders every step of the way. Highly recommend!

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Amir Jammal

US ·1 review

Product has always arrived on time or earlier. I have only ever had one issue with a product getting lost in transit and to my surprise they were very communicative. They even gave me a new shipment after they found that the deliverer lost the order. Will definitely continue to use prime lab

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Sheila

US ·1 review

Delivery is fast; I receive my product a few days after I order it. I have been taking Retatrutide for 4 months now and have lost 40 pounds! I am so happy with the results.

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Marcelo Tadeu Copini

US ·1 review

The entire purchasing experience exceeded my expectations. The communication was excellent from start to finish. Their customer service was professional, responsive, and genuinely committed to solving every question quickly. The products arrived well packaged, professionally sealed, and exactly as ordered. The quality of the packaging and presentation gave me a great deal of confidence. Based on my experience, I can confidently recommend Prime Lab Peptides for both their outstanding customer service and overall professionalism. I will definitely order from them again on my next trip to the United States.

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Holly Volkmuth

US ·1 review

So far, so good. Ordering was easy, shipping was upgraded for free, the packaging is great, and pleased with my research materials!

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Heather Green

US ·1 review

The product was easy to order and priced very competitively! The shipping was extremely fast which was much appreciated. I would definitely order from this company again!

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Fiorella Castañeda

US ·2 reviews

Mala porque he pagado el producto y mas de 9 dias no me entregan el producto ni atienden mi queja Siento que ka calidad e intensidad del producto en los envios iniciales era bueno y ahora no Parece agua

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Rayssa Cristina

US ·1 review

Produto excelente! Fiquei muito satisfeita com a compra. A entrega foi rápida, o produto chegou muito bem embalado e exatamente como descrito. Recomendo!

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Company details

  • #1 of 16 best companies in Research and Product Development
  • #2 of 29 best companies in Biochemical Supplier
  • #2 of 13 best companies in Biochemistry Lab
  • #2 of 26 best companies in Biotechnology Company
  • #4 of 11 best companies in Laboratory
  • #1 of 2 best companies in Pharmaceutical Lab

Written by the company

Prime Lab Peptides is a research-use-only peptide supplier known for consistent product quality and responsive customer support. We're a team of passionate individuals driven by the mission to provide the highest possible quality on the market — not by profit, but by purpose.

FREE & Fast U.S. Shipping

Orders ship within 12 hours – always free.

Orders ship within 12 hours – always free.

We process all orders within 12 hours of confirmation. Every package is shipped directly from our U.S. laboratory via FedEx 2Day Air, with full tracking and protective packaging to ensure fast and secure delivery.

Contact info

Genevieve Martinez

US ·2 reviews

From the moment I switched to Prime Lab Peptides, I noticed a clear difference in both product quality and customer service. Shipping is consistently fast, and the products have exceeded my expectations. I even referred a friend—which I rarely do—because I only recommend companies I truly trust to take care of the people I care about. I will continue to purchase from this company with confidence.

Reviewed

Rhonda Hutchins

US ·1 review

No issues. Great service

Reviewed

Keila Dornelas

US ·2 reviews

I’m very satisfied delivery very fast

Reviewed

Timothy Butler

US ·3 reviews

Good quality, price and delivery

Reviewed

Leann Thornton

US ·1 review

Best prices and products with fast delivery.

Reviewed

Jose Gonzalez

US ·1 review

I’m a rate them 5 stars since my shipment was left at front porch on floor unprotected and came home to find a torn package with no product. After 2-3 days back and forth they refunded my money back. Not sure why they wouldn’t request a signature on delivery since my product was $300 dollars! Hopefully in the future they now require a signature to hand over high priced items! 5 star for great customer service.

Reviewed

Julie

US ·1 review

Fast delivery and it works great

Reviewed

Johntae Crow

US ·1 review

The tirzepatide has been a miracle for me. I have been using this product for about 6 months now and I am down 55 lbs. I have been on diets for about 13 years since I had my last child and I can never lose more 15 lbs. Delivery is quick and easy. Can't say enough great things about Prime Lab!

Reviewed

Heather R

US ·1 review

Delivered on time and exact product! I will be using them from now on!

Reviewed

Magaly Salvat

US ·1 review

Estoy muy satisfecha con mi experiencia. El pedido fue procesado rápidamente, el envío fue puntual y el producto llegó bien protegido. La comunicación fue clara y profesional. Definitivamente volvería a comprar, gracias

Reviewed

Brett Carter

US ·1 review

It’s doing exactly what I’m getting it for.

Reviewed

Nikki

US ·1 review

Easy to order, prompt delivery. Plus it works.

Reviewed

Bonnie Sharp

US ·2 reviews

I have lost 20lbs since being on Tirzepatide and my daughter has lost 25lbs. This product is great.

Reviewed

donald armstrong

US ·6 reviews

Great products. Customer service is on point. Packaging is top notch and very quick delivery. Highly recommend!!

Reviewed

Courtney J

US ·1 review

The tirzepatide works great! The food noise is gone. I’m losing weight. I’m adding the gym into my regimen and the only diet I’m sticking to is nutrient dense foods, primarily protein and fiber, because I get full very quickly!

Reviewed

Deb

US ·1 review

Very fast shipping

Reviewed

Bjack

US ·1 review

Very quick arrival of meds and responded to a text message same day. Seamless experience. Definitely will order again!

Reviewed

Jeremy Pitts

US ·3 reviews

Top notch company with fast shipping and trustworthy research chemicals

Reviewed

Meagan McComber

US ·1 review

Fast delivery, great communication. Trustworthy provider.

Reviewed

Colleen Donahue

US ·2 reviews

Fast shipping. Product works great! Second time using this company and I WILL use them again. Thanks!

Reviewed

How reviews work here

Where these reviews come from

Two sources. 1,272 were left by customers on our former public review profile and rebuilt from the notification we received for each one — the wording, rating and date are the customer's own. The rest were written here since, after an order or directly from this page.

Every review is read before it goes live

A human reads each new review for abuse, defamation, personal data or off-topic content — never for its rating. Every decision is logged with its reason, and a published review appears word for word.

Nothing is filtered by rating

The 19 one-star and 8 two-star reviews are kept and readable through the rating filter. A page that only shows praise is not worth reading.

What is not here

Reviews their authors deleted, and reviews taken down before the former profile closed, are excluded — republishing them would put back online what was removed.

How the rating is computed

A plain average of 1,276 ratings, every review counting once. No weighting, no recency bonus.