Northline Labs are very prompt with shipping and once when I had a problem they were quick to correct the issue. My only slight complaint is that the vial packaging sometimes is not of a very high qu... Voir plus
Bien que nous ne vérifiions pas les affirmations individuelles, car les avis reflètent l’opinion personnelle des utilisateurs, certains avis sont accompagnés du statut « vérifié » lorsqu’il est possible de confirmer qu’une interaction avec l’entreprise a eu lieu. En savoir plus
Pour protéger l’intégrité de la plateforme, chaque avis, qu’il soit vérifié ou non, est analysé par notre logiciel automatisé 24 h/24 et 7 j/7. Il identifie et retire tout contenu qui enfreint nos conditions d'utilisation, y compris les avis qui ne se basent pas sur des expériences authentiques. Nous sommes conscients que nous ne pouvons pas tout détecter, et vous pouvez nous signaler tout élément qui aurait pu nous échapper. En savoir plus
Lisez les avis des autres
I started with Northline Labs a few months ago with one peptide. I was impressed with their customer care and their speed with getting me my product. Also their quality is like no other I’ve had befor... Voir plus
L'entreprise a répondu
I’ve ordered from Northline multiple times now and have had no problems whatsoever every time. Checkout process is super easy and delivery is quick. Products come well packaged and definitely are legi... Voir plus
L'entreprise a répondu
I’ve had nothing but positive experiences with this company. Not just once but twice they have gone above and beyond and given me stellar customer service. The first time, the reached out to me. The s... Voir plus
L'entreprise a répondu
À propos de l'entreprise
Écrit par l'entreprise
Northline Labs is an independent United States supplier of research-grade peptides and bacteriostatic water. We work with researchers, laboratory professionals, and biotech operators who need consistent quality and predictable supply. Every batch we ship is third-party verified at 99%+ purity. The Certificate of Analysis for each lot is published on the corresponding product page before the order moves — no waiting, no requesting. Weekday orders typically ship same-day via UPS, and we run a standing buy-one-get-one-50%-off offer across the catalog. We answer customer emails in hours rather than days, and we read every reply. Lot quality, transparency, and responsive support are the three things we work hardest to never miss — and the reason most of our customers come back.
Coordonnées de contact
Etats-Unis
- northlinelabs.org
4,7
Excellent
242 avis
Demande des avis aux clients
Cette entreprise invite régulièrement ses clients à laisser des avis, qu’ils soient positifs ou négatifs.
A répondu à 69 % de ses avis négatifs
Répond généralement dans un délai d'un mois
Comment cette entreprise utilise Trustpilot
Découvrez comment les avis de l’entreprise sont collectés, notés et modérés.
Réponse de Northline Labs
Hi Jason, thank you for the review — we appreciate you. Northline Labs Support Team
Very Great Experience
Great customer service, great products and great attention to detail.
Highly Recommend.
27 avril 2026
Avis spontané
Réponse de Northline Labs
Hi Trevor, thank you for the kind words and the recommendation. We appreciate you. Northline Labs Support Team
I got everything I asked for
I got everything I asked for, the exact stack I needed. The price is unbeatable to other markets. My girlfriend works at a clinic where a monthly stack is 16k a month. For a normal buyer trying to get into peptides this is the place!
14 avril 2026
Avis spontané
Réponse de Northline Labs
Hi Jared, thank you for the review and for choosing us — we appreciate it. Northline Labs Support Team
Great experience overall
Great experience overall. Ordering was simple, shipping was fast, and the company had clear product info and solid communication. Products arrived well-packaged and as expected. Like most peptide companies, you still need to do your own research on usage, but from a service and reliability standpoint, this one stands out.
23 avril 2026
Avis spontané
Réponse de Northline Labs
Hi Trevor, thank you — service and reliability are exactly what we are working to keep at a high bar. Appreciate the kind words. Northline Labs Support Team
Love the easy ordering and product have…
Love the easy ordering and product have had great results from my reta I ordered will be ordering again!! Service was fast!
28 mars 2026
Avis spontané
Réponse de Northline Labs
Hi chelish, thank you — looking forward to taking care of your next order. Northline Labs Support Team
Seamless ordering process and fast…
Seamless ordering process and fast delivery! Desired results!
1 avril 2026
Avis spontané
Réponse de Northline Labs
Hi Scott, thank you for the kind review and for choosing Northline. Northline Labs Support Team
Great customer service and support
After issues with UPS delivery, I finally received my first order of LIPO C from Northline. First off customer service with shipping was phenomenal. We emailed back and forth and they always responded. LIPO C is great and really works well for my research. I will be purchasing from Northline labs again.
6 avril 2026
Avis spontané
Réponse de Northline Labs
Hi Brian, glad we got it sorted after the UPS hiccup — thank you for the patience and the kind words on support. Northline Labs Support Team
Great products
Great products, great pricing, fast shipping. 10/10 recommend
28 avril 2026
Avis spontané
Réponse de Northline Labs
Hi Sam, thanks for the 10/10 — we appreciate you. Northline Labs Support Team
Great and fast shipping
Great and fast shipping. Quality packaging. Great product.
30 mars 2026
Avis spontané
Réponse de Northline Labs
Thanks, Shana! Quality packaging + fast shipping is what we obsess over. Glad it landed.
— Northline Labs Support Team
Great quality product and excellent…
Great quality product and excellent customer service
15 avril 2026
Avis spontané
Réponse de Northline Labs
Thanks, Kristy! Product quality + a real human on the support side—that's the standard we hold ourselves to.
— Northline Labs Support Team
The peptides are superior quality
The peptides are superior quality. They ship fast and are packed with care. I had an issue with my last order because UPS delivered it to the wrong address. But I filed a claim with them to resolve. Northline responded immediately and offered their help. Definitely a great experience everyone.
10 avril 2026
Avis spontané
Réponse de Northline Labs
Kerry, thanks for staying patient through that UPS mix-up. Glad we could help walk it through and that the rest of the experience held up. Appreciate you choosing us.
— Northline Labs Support Team
Great company and fast shipping
Great company and fast shipping. Great prices.
8 avril 2026
Avis spontané
Réponse de Northline Labs
Thank you for the kind words! Fair pricing + fast UPS turnaround is exactly the experience we're aiming for. Appreciate you.
— Northline Labs Support Team
Have purchased multiple times
Have purchased multiple times ! Great product great response and quick shipping!! Definitely my go-to for all my products!
27 avril 2026
Avis spontané
Réponse de Northline Labs
Thanks, MG—being someone's go-to is the highest compliment we can get. Really grateful for the repeat business.
— Northline Labs Support Team
Very reliable company
Very reliable company. Service and support was excellent and I received my order quickly. They appear very knowledgeable and responsive and will be my go to.
6 avril 2026
Avis spontané
Réponse de Northline Labs
Thank you for the trust—quick orders + responsive support is the experience we want every researcher to have. Glad we'll be your go-to.
— Northline Labs Support Team
Shipping is fast and the quality is…
Shipping was fast and the quality is excellent!
15 avril 2026
Avis spontané
Réponse de Northline Labs
Thanks, Nina! Quick shipping + excellent quality is exactly what we're shooting for. Glad it landed.
— Northline Labs Support Team
Great products
Great products. Great price. Fast shipping. Great customer service. I won’t buy from anywhere else.
30 mars 2026
Avis spontané
Réponse de Northline Labs
Thanks, Jack—that's the highest endorsement we can get. We'll keep working hard to keep your business.
— Northline Labs Support Team
Negative
Negative. Send the wrong order. Last month and. Yet no possible solution. Too much money to throw away. I won't purchase again. Still seeking refund.
Update. The company reached out and will hopefully have it resolved in a day or two. Thank you.
13 mars 2026
Avis spontané
Réponse de Northline Labs
Hi Amy, sincere apologies for the experience and the wait. We have resolved this — a replacement of your correct KLOW Blend order #31776 was shipped to you at no cost. No need to return the original. If anything is still outstanding, please email hello@northlinelabs.org and we will make it right today. Northline Labs Support Team
Very happy with Northline
I was feeling overwhelmed trying to figure out which company to use for peptides after buying in clinic for $$$. I followed advice on Reddit and other online forums recommending Northline and I’m happy. Great quality and service.
27 avril 2026
Avis spontané
Réponse de Northline Labs
Debby, thanks for taking the leap with us. We know there are a lot of options out there—glad the experience matched what folks online were saying.
— Northline Labs Support Team
Northlinelabs delivered exactly as…
Northlinelabs delivered exactly as promised! Quick, efficient and great deals if you’re just starting into your peptide journey. The website was user friendly and easy to use! Great job!
23 mars 2026
Avis spontané
Réponse de Northline Labs
Thanks, Kris! We work hard to make the site easy to use, especially for researchers just starting out. Glad it landed exactly as expected.
— Northline Labs Support Team
I have been on peptides for some time…
I have been on peptides for some time now and I appreciate that the northlinelabs takes the extra step and gets their products 3rd party tested. They’re shipping process is very efficient
27 avril 2026
Avis spontané
Réponse de Northline Labs
Chayanne, thanks for the trust. 3rd-party testing on every batch and tight shipping turnaround are non-negotiable for us—glad both came through.
— Northline Labs Support Team
L’expérience Trustpilot
Tout le monde peut écrire un avis Trustpilot. Les auteurs d'avis peuvent les modifier ou les supprimer à tout moment et les avis sont affichés tant que les comptes utilisateurs respectifs sont actifs.
Les entreprises peuvent utiliser nos invitations automatiques pour collecter des avis. Ils sont accompagnés du statut « Vérifié » pour indiquer qu'il s'agit d'expériences authentiques.
En savoir plus sur les différents types d'avis.
Nous avons des personnes dédiées et des technologies intelligentes pour nous aider à protéger notre plateforme. Découvrez comment nous combattons les faux avis.
En savoir plus sur le parcours des avis sur Trustpilot.
La vérification permet de s'assurer que des personnes réelles écrivent les avis que vous lisez sur Trustpilot.
Offrir des incitatifs en échange d'avis ou demander des avis de manière sélective peut fausser le TrustScore, ce qui va à l'encontre de nos conditions d'utilisation.