I have ordered from Zenith Bioscience twice now. Both times my orders shipped the same day via UPS and I received my order two days later. The vials have batch numbers on them that correlate with publ... Näytä lisää
Emme tarkista arvosteluissa esitettyjen väitteiden paikkansapitävyyttä, sillä arvostelut ovat arvostelijoiden omia mielipiteitä. Arvostelu voi kuitenkin saada Varmennettu-merkinnän, jos pystymme todentamaan, että arvostelun kirjoittaja on asioinut yrityksen kanssa. Lue lisää
Alustan luotettavuuden varmistamiseksi kaikkien arvostelujen – varmennettujen ja varmentamattomien – on läpäistävä automaattinen seulonta, joka on käynnissä kellon ympäri. Järjestelmä tunnistaa ja poistaa ohjeistustemme vastaisen sisällön – myös arvostelut, jotka eivät perustu aitoon asiointiin. Tiedostamme, että asiattomia arvosteluja saattaa tästä huolimatta päästä läpi. Voit tehdä meille ilmoituksen mistä tahansa arvostelusta, jonka uskot jääneen meiltä huomaamatta. Lue lisää
Katso, mitä arvostelun kirjoittajat sanovat
I have purchased several times now from Zenith Bioscience. Each time its been great. I have been getting quality products and quick shipping. Good pricing and customer support. There doing everything... Näytä lisää
10 out of 10!!!!!!! Best prices ANYWHERE, fast shipping and the website is immaculate. Easy to navigate and checkout, it even tells you when something is out of stock what stage the next batch is in!... Näytä lisää
This was my first research purchase. I spent a long time researching everything before ordering. I had a great experience! The website was well laid out and easy to order. They had everything i needed... Näytä lisää
Yrityksen tiedot
Yrityksen kirjoittama
Zenith Bioscience is a U.S.-based supplier focused on providing research-use-only peptides and related compounds. We emphasize transparent documentation, consistent labeling, and careful order handling from fulfillment through delivery. Our goal is to operate with professionalism in a space where trust and clarity matter. We prioritize clear communication, accurate order processing, and making relevant product information available so customers can make informed decisions. Zenith Bioscience is an independent company operating exclusively under this name. We welcome honest feedback and use it to continually improve our processes and customer experience.
Yhteystiedot
Yhdysvallat
- zenithbioscience.com
4,9
Erinomainen
151 arvostelua
Ei viimeaikaisia arvostelupyyntöjä
Tämä yritys ei ole pyytänyt asiakkailtaan arvosteluja viime aikoina, joten arvostelut eivät välttämättä anna kattavaa kokonaiskuvaa
Kuinka tämä yritys käyttää Trustpilotia
Tutustu arvostelujen ja arvosanojen lähteisiin, pisteytykseen ja moderointiin.
Extremely Satisfied!
Extremely satisfied with not only product but also with correspondence and shipping. Excellent service!
24. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Really appreciate this. A great product is only part of the experience—communication and getting your order to you quickly matter just as much.
Thank you for choosing Zenith and for taking the time to share this!
– James
Zenith Bioscience
Extremely satisfied…
Extremely satisfied with not only product but also with correspondence and shipping. Great lab with excellent service.
17. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Really appreciate the kind words.
I want the entire experience to be solid, not just what shows up in the package. Good communication, quick shipping, and dependable service all matter.
Thank you for trusting Zenith!
– James
Zenith Bioscience
Great Company All Around!
I came across James on TikTok and loved how honest he was about his testing and the products and I really love his story about just getting started with Zenith Bioscience and leaving his job to take this on full time with his family’s help. The website is well thought out and very user friendly and they do thorough testing which you can confirm through the CoA listed next to each product. Anything I could want in a site they have on theirs and I find the restock schedule very helpful as well. I’ve only placed one order so far but am waiting for a product to come back in stock to get more. They have all the pay options you could want which helps to add more trust and ease to ordering. My order came quickly, was packaged very professionally, and even had a sweet hand written thank you card included. I loved this touch that you won’t find with larger companies. Thank you, James, to you and your company for giving us a place we can go to that has outstanding customer service, is trustworthy, safe, and efficient for our researching needs. I will be a repeat customer!
21. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
This one genuinely means a lot to me. Thank you.
You picked up on so many of the things I’ve put a ton of thought into—from making testing and COAs easy to verify, to the restock schedule, payment options, packaging, and even the handwritten cards. I never want Zenith to lose those personal touches as we grow.
And thank you for following the story from TikTok and rooting for me and my family along the way. Taking the leap to do this full time was a huge decision, and reviews like this remind me why I did it.
I’m grateful to have earned your trust and your future business. Thank you!
– James
Zenith Bioscience
Fast shipping & fast customer service…
Fast shipping & fast customer service replies! Zenith really shines on integrity though. I feel like its one of the few companies in this space that can be trusted. A++
17. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Integrity is probably the compliment that means the most to me.
There’s a lot of noise in this space, so I’ve always tried to be straightforward about what I sell, how it’s tested, and what’s happening behind the scenes—even when it isn’t the easiest thing to say.
Thank you for trusting Zenith.
– James
Zenith Bioscience
This is the best peptide company…
This is the best peptide company around. I have ordered from several and this is top notch. Customer service is excellent, fast shipping and best quality products around. I’ll never look elsewhere.
21. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
“I’ll never look elsewhere” is one hell of a compliment.
Knowing you’ve tried several companies and still chose Zenith means a lot. I’ll keep working to make sure the service, shipping, and standards continue earning that trust.
Thank you!
– James
Zenith Bioscience
Responds quickly and very helpful.
Responds quickly and very helpful.
20. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
I try not to leave people hanging when they have a question. Glad I could help!
Thanks for choosing Zenith.
– James
Zenith Bioscience
Have ordered 3x from them and at first…
Have ordered 3x from them and at first I was a little worried because I have been scammed in the past with fake stuff but their delivery was fast but the customer service was amazing I had a issue with the card system and they fixed it for me and gave me 10%off for the inconvenience! Definitely will be my regular supplier
21. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
I completely understand being skeptical, especially after having a bad experience elsewhere. The fact that you gave Zenith a chance and have now come back three times means a lot.
Things occasionally go wrong, but how they're handled matters. I'm glad we were able to get the payment issue fixed quickly and make the inconvenience right.
Thank you for making Zenith your regular supplier!
– James
Zenith Bioscience
best quality and prices
I have ordered several items from Zenith and have found the quality and service to be excellent. They also have the best prices around. I was even able to save an additional 10% using promo code AMANDA10
15. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Love hearing that you’ve had a consistently good experience across several orders.
Great quality and service shouldn’t have to come with inflated pricing. And shoutout to Amanda for saving you another 10%! 😄
Thank you for continuing to choose Zenith!
– James
Zenith Bioscience
This is a great company
This is a great company! Orders ship quickly and I have never been disappointed!
23. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Consistency is what I’m after, so hearing you’ve ordered multiple times and have never been disappointed means a lot.
Thank you for continuing to trust Zenith!
– James
Zenith Bioscience
Continued support
Very great company. They Have my continued support. Love the options and no one but grey can beat his prices. Transparency is what is appreciated.
14. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Transparency is something I refuse to compromise on, so I really appreciate you calling that out.
Thank you for the continued support!
– James
Zenith Bioscience
ZB is seriously the GOAT
ZB is seriously the GOAT. The products and pricing are very good . Don't need a lot of sales and codes because prices are already lower than a lot of other companies . The COAs are easy to read . Anytime I have need to communicate via email, I have received response in a very timely manner . Give ZB a try . James is great to work wirh !
20. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
“ZB is seriously the GOAT” — I might have to frame that one. 😂
I’ve always preferred keeping everyday pricing competitive instead of making customers chase constant sales and discount codes. I’m also glad the COAs are easy to navigate and that you’ve consistently gotten quick responses when reaching out.
Thank you for recommending Zenith and continuing to trust me with your business!
– James
Zenith Bioscience
Great Products, And prices
Great Prices , Great service Fast free shipping . Quality Products, will definitely purchase his products again.
20. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Sounds like we checked all the boxes! 😄
Fair pricing, good service, quick shipping, and quality products—that’s exactly the experience I want people to have.
Thank you for choosing Zenith, and I appreciate you coming back!
– James
Zenith Bioscience
Best site yet!
Ordered Monday afternoon and received it Wednesday afternoon. Fast shipping, good prices, good quality. Couldn’t ask for more!!
18. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Monday afternoon to Wednesday afternoon—that’s the kind of turnaround I like to see!
Glad the pricing, quality, and shipping all delivered. Thank you for giving Zenith your business!
– James
Zenith Bioscience
Great
Great, fast service. Good products with verifiable COA’s
21. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Simple and exactly how it should be—fast service, solid products, and testing you can verify for yourself.
Thank you for choosing Zenith!
– James
Zenith Bioscience
Great prices
Great prices! Phenomenal customer service and quality products!
20. heinäkuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
That’s the combination I’m always aiming for—keep the prices competitive without cutting corners on quality or service.
Really appreciate the review and your business!
– James
Zenith Bioscience
I’m throughly enjoying my experience…
I’m throughly enjoying my experience with Zenith! My favorite part of the process is the shipping. I enjoy having the flexibility to have my items shipped as soon as possible!
17. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Love hearing that! I know nobody wants to wait around for an order, so giving customers fast and flexible shipping options has always been important to me.
Glad you’ve been enjoying the experience with Zenith. Thanks for the support!
– James
Zenith Bioscience
BEST Research Peptide Company I’ve Found! ⭐⭐⭐⭐⭐
Another excellent experience with Zenith Bioscience. They continue to check all the boxes I look for in a research pep source. Transparency, up-to-date COAs/testing, EXCELLENT competitive pricing, fast shipping, secure packaging, and excellent customer service overall.
Every order I’ve received has arrived on time or early, properly packaged, and without damage, and the quality and service have been consistently reliable. Communication is excellent, the company is transparent about its products, and their pricing is some of the best I’ve found.
From ordering → testing documentation → shipping → customer support, Zenith has consistently delivered a great experience from A to Z. They’ve earned my repeat business and will continue to be one of my go-to research sources. Highly recommended! 🤘🏼
11. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
This is an incredible review—thank you!
You pretty much covered everything I want Zenith to be known for. Current testing, transparency, fair pricing, careful packaging, fast shipping, and being there when customers need help.
The fact that we’ve been able to deliver that consistently across multiple orders and earn a spot as one of your go-to sources means a lot to me.
Thank you for continuing to trust and support Zenith! 🤘🏼
– James
Zenith Bioscience
the best pep business out there
the best pep business out there. James is the best. UPS dropped the ball and James stepped up when he didn't have to. product, service, price and communication is top notch. Thank you James, you have a customer for life.
3. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
This one means a lot—thank you.
UPS problems are never fun, but once you place an order with Zenith, I consider it my responsibility to help when something goes sideways. I’m glad we were able to get things taken care of.
“Customer for life” is a hell of a compliment. I appreciate the trust and continued support!
– James
Zenith Bioscience
So fast
So fast! I’ve ordered twice now and intend to keep using them, wonderful product! I’ve been ordering the Tirz and no complaints at all, affordable and accessible which is needed in the peptide world 👏🏽
1. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Two orders down and hopefully many more to come! 👏🏽
I’m glad you’ve had a great experience both times. Keeping things affordable and making the ordering process as straightforward as possible is important to me.
Thank you for coming back and supporting Zenith!
– James
Zenith Bioscience
I can’t say enough good things…
I can’t say enough good things about Zenith Bioscience and James. He runs the kind of detailed, customer-first operation that’s rare. From the quality of the products to the packaging and even the little touches like stickers, everything feels intentional and high quality. James genuinely stands behind what he does, cares about people, and it shows. Highly recommend.
16. elokuuta 2026
Oma-aloitteinen arvostelu
Vastaus yritykseltä Zenith Bioscience
Thank you for this. It means a lot that the details stand out.
From how an order is packed to the little things like the stickers, I want the entire experience to feel like someone actually cared about getting it right.
I really appreciate the trust, the recommendation, and your support of Zenith.
– James
Zenith Bioscience
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