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Prime Lab PeptidesReviews 1,277

Reviews 1,2774.9

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

Marry Longiston

US ·1 review

I’ve tried 4 different peptide suppliers in the past year and this one stands out hard. Not just quality, but the way they operate. Clear communication, tracking updates, and super fast shipping. I asked for a reconstitution clarification and Sofia replied like 12 minutes later. That’s rare.

Reviewed

Steven Langley

US ·1 review

I’ve tried 4 different peptide suppliers in the past year and this one stands out hard. Not just quality, but the way they operate. Clear communication, tracking updates, and super fast shipping. I asked for a reconstitution clarification and Sofia replied like 12 minutes later. That’s rare.

Reviewed

Doyy Stalker

US ·1 review

Used their BPC-157 for an old shoulder injury and wow, 10/10 healing effect. Been through other suppliers and it never felt this smooth. No irritation, no cloudiness in the vial, clean pull every time. Definitely feels like it’s made in a pro lab not someone’s kitchen.

Reviewed

David Bowles

US ·1 review

Glow is unreal

Glow is unreal. It’s been 10 days and even my boyfriend said something looked different in my skin. It’s clearer, tighter, and I swear my eyes are more “awake.” I don’t usually notice this kind of thing but it’s undeniable. Never had a product show results this quick.

Reviewed

Caleb Monroe

US ·1 review

Happy overall. Site is easy to use, checkout is secure, and shipping was fast. They even let me know when something came back in stock like I asked.

Reviewed

Debra Shea

US ·1 review

Didn’t expect much honestly, I just wanted to try tirzepatide without paying pharma prices. Prime Lab came up in a group and I figured why not. First week felt subtle, then boom—no more snacking, hunger just disappeared. It’s been 4 weeks and I’m down 16 pounds. Zero nausea. Zero BS. I'm kinda shook.

Reviewed

Mike Andrew

US ·1 review

I never thought I’d be writing something like this, but here I am. Three months ago, I looked at myself in the mirror and didntt recognize who I’d become. I was 38, overweight, tired all the time, skin breaking out, clothes tighter every week, and just... defeated. It wasn’t depression exactly, but it was something close. I tried dieting, fasting, gym, cardio, you name it. I’ d lose 2 lbs, gain 3, feel hopeful then crash. It was a loop I couldn’t break. Then one night, I saw a comment in a Reddit thread mentioning Tirzepatide from Prime Lab Peptides. The person sounded like they were describing my exact situation. I clickd. Spent two hours reading reviews, checking the site, triple-checking if it was legit. I hesitated. Then I ordered.(best decision in my last 10 years) The box came 3 days later. Discreet package. Clean silver pouch. Inside: 2 vials, sealed, labeled, and an info sheet that walked me through everything. It felt scientific but not cold. Like someone actually wanted me to succeed. I reconstituted slowly, nervously. Injected the first dose the next morning. I waited. Day one: nothing. Day two: little less hungry. Day three: forgot to eat lunch, not on purpose. Day seven: 6 lbs down. By week two I was down 11 lbs. But more than the weight, it was the feeling. I wasn’t obsessed with food anymore. I wasn’t bloated. I wasnt foggy. Week 3: my wife said “your face looks thinner.” Week 4: I hit -19 lbs. Week 5: -24. Week 6: -31. And then something strange happened. I started waking up before my alarm. My joints didn’t ache. I started stretching in the morning like it was instinct. I looked at old photos and realized I was coming back to the guy I used to be!!. At the same time, I emailed Sofia from support to ask if it was okay to add GLOW to my protocol. She replied in 30 minutes. GLOW hit differently. My skin evened out. I looked less puffy.A girl at the gym Ive never spoken to came up to me and said “you’ve got a good glow these days” — word for word. I almost laughed. I’m now at week 10. Down 39 lbs. Waistline shrunk by two sizes. Energy throug h the roof. Skin like Im in my late 20s again. My mental state? Clear. Focused. Calm. Was it just the peptides? Maybenot. But did Prime Lab give me the tools, structure, and trust to make it happen? 100%. This isnt just a peptide site. This is the beginning of the version of you that you thought was gone. I’m proof. And I’m not going anywhere else. Ever.

Reviewed

Veronica Smith

US ·1 review

I usually don’t leave reviews but this time I had to. My order came in 2 days, cold pouch still sealed, everything wrapped like a premium product. Even the vial label was cleaner than other brands I tried before. It just feels like they know what they’re doing over there. It gave me trust instantly.

Reviewed

Rodolfo Stallings

US ·1 review

I’ve tried a few peptide companies and most of them feel like they’re run out of a garage. Prime Lab is different. Their communication is tight, their packaging looks pro, and their results speak for themselves. I’ve had faster recovery, better sleep, and overall smoother research outcomes since switching.

Reviewed

Connie Castro

US ·1 review

I saw a girl post her before/after in a peptide group and I was like damn, I want that. She told me it was from Prime Lab so I ordered the same stack. Week 3 now and I’m already getting compliments at work. People keep asking what changed and honestly I just smile and say “research protocol” 😂

Reviewed

Michael Carrick

US ·1 review

I emailed them on a Saturday night thinking I’d get a reply by Monday. They replied in 17 minutes. Seventeen. On a weekend. Who does that? That kind of service is why I’ll stay loyal to this brand. Product is top shelf, but support is what sealed it for me.

Reviewed

LY ZEPOTI

US ·1 review

I’ve tried a few peptide companies and most of them feel like they’re run out of a garage. Prime Lab is different. Their communication is tight, their packaging looks pro, and their results speak for themselves. I’ve had faster recovery, better sleep, and overall smoother research outcomes since switching. See updated review [https://businessapp.b2b.trustpilot.com/reviews/68b215ceeb8ecad8baeb4222/?locale=en-us&businessUnitId=681f7d9aaa0d32686abce823]

Reviewed

ANTONIO COMBS

US ·1 review

I placed an order from Los Angeles and wasn’t sure how long it would take, but it actually got here in 4 days which is faster than local pharmacies. Everything inside was labeled, clean, double-sealed, and exactly matched the COA. My research went smooth from day one. Will be using Prime again for sure. See updated review [https://businessapp.b2b.trustpilot.com/reviews/68b1f53864568284cb6ce031/?locale=en-us&businessUnitId=681f7d9aaa0d32686abce823]

Reviewed

Tasha Leblanc

US ·1 review

Was honestly scared cause I got scammed a few months ago from a site that looked way too slick to be real. But Prime Lab hit different. They kept me updated through every step, support was real (not AI bs), and when I got the box it was perfect. Even got a little folded note thanking me for my order, which felt nice.

Reviewed

Ethan Calloway

US ·1 review

First time ordering and it went smoothly. Websites was easy to use, payment was simple, and shipping was fast.

Reviewed

William Rivera

US ·1 review

I usually don’t leave reviews but this time I had to. My order came in 2 days, cold pouch still sealed, everything wrapped like a premium product. Even the vial label was cleaner than other brands I tried before. It just feels like they know what they’re doing over there. It gave me trust instantly.

Reviewed

Texas Strom

US ·2 reviews

Honestly I was convinced this would be another scam like the last two sites I tried. I even told myself "if this doesn’t work, I’m done with peptides" lol. Well turns out Prime Lab’s the only one that actually delivered what they said. Finally.

Reviewed

Texas Strom

US ·2 reviews

Just tested the BPC batch I got from them and... damn. HPLC came back 99.84% with no solvent traces, nothing dirty in the chromatogram. It's the first time I don’t have to question what’s in the vial. Legit pharma-tier work.

Reviewed

Carrie Olsen

US ·1 review

First time ordering and it went smoothly. Website was easy to use, payment was simple, and shipping was fast.

Reviewed

Michael Weaver

US ·1 review

Top-notch researcs every single time. Customer service replies fast, and shipping is always quick and packaged well. I order about three times a month and never had a single issue.

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 1,277 ratings, every review counting once. No weighting, no recency bonus.