Zenith Bioscience Avis 

80
TrustScore 5 sur 5

4,9

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Lisez les avis des autres

Noté 5 sur 5 étoiles

The “build a kit” option got my attention. But then I placed the order and within a couple hours I had a shipping notification! It got here in two days and the packaging was top notch!! I very much en... Voir plus

Noté 5 sur 5 étoiles

Absolutely impressed with this company! They have some of the best prices I’ve found, excellent product quality, and truly outstanding customer service. This is my third time ordering, and I’ve been h... Voir plus

Noté 5 sur 5 étoiles

100 percent top notch customer service! If you’re looking for a solid place that has what you need with excellent quality, purity, transparency, customer service, and some of THE best prices around, g... Voir plus

L'entreprise a répondu

Noté 5 sur 5 étoiles

Every other peptide company claim to be the cheapest and best, James by far is the cheapest,highest quality and fastest at shipping out of every other company, i spent a little over $200 on peps and... Voir plus

L'entreprise a répondu

À propos de l'entreprise

Écrit par l'entreprise

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.


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4,9

Excellent

TrustScore 5 sur 5

80 avis

5 étoiles
4 étoiles
3 étoiles
2 étoiles
1 étoile

Aucun historique récent de demande d’avis

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4,9

Tous les avis

(80)

80 avis reçus au cours des 12 derniers mois

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Noté 5 sur 5 étoiles

My one and only go to

My one and only go to. Love Zenith, great pricing, got my order in 2 days, thorough testing.

11 juillet 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the continued support.

Hearing that Zenith has become your one and only go-to means a lot. I'm glad you've been happy with the pricing, fast shipping, and the testing that goes into every batch.

I truly appreciate the trust.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Fast reliable

They have great prices and shipping wast fast. Great products

7 juillet 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

Glad the shipping was quick and that you've been happy with both the pricing and the products. I appreciate the support.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Fast service and it is working for me

30 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

Glad the service was quick and that you’ve been happy with the experience. I appreciate the support.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Was great all around

Was great all around. Easy to order, fast delivery, great product.

23 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

Glad everything was smooth from ordering to delivery. I appreciate the support and am happy to hear the product and overall experience hit the mark.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

I've had a great experience with Zenith…

I've had a great experience with Zenith Bio Sciences Peptides. The quality of the products has been excellent, shipping was fast, and customer service was responsive and professional. James was especially helpful throughout the process, answering questions quickly and making sure everything went smoothly. It's clear they care about their customers and stand behind their products. I highly recommend Zenith Bio Sciences Peptides to anyone looking for a reliable peptide supplier.

1 juillet 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the thoughtful review.

I’m glad the quality, shipping, and overall experience have all been solid for you. I appreciate the kind words about communication as well—I try to stay responsive and make sure people are taken care of when questions come up.

Thanks again for the support and recommendation.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

awesome expereince

I've had two orders, shipping is lightening fast, James is awesome, love the prices and the quality! What more could you want? Thank you!

28 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review!

I'm glad both orders have gone smoothly and that you've been happy with the shipping, pricing, and overall experience. I really appreciate your support and look forward to taking care of your next order.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

5 ⭐️ experience each time

I’ve ordered from Zenith a few times now and it’s always a 5 star experience. Shipping is super fast, pricing is amazing, and the products actually work. I fully trust Zenith and will continue to use this supplier!

24 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the continued support.

There's no better compliment than someone coming back for multiple orders. I'm glad we've been able to consistently deliver the experience you expect, and I truly appreciate the trust you've placed in Zenith.

Looking forward to taking care of your next order.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

James at Zenith is the best

James at Zenith is the best. After my first order, I haven't looked back. I've yet to find a more trustworthy and transparent vendor for my research. Up to date and easy to find and navigate COAs, great pricing and top tier customer service with 2 day shipping.

27 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the continued support.

It means a lot to hear that your first order earned your trust. I'm glad the transparency, easy access to COAs, pricing, and customer service have kept you coming back.

I truly appreciate you choosing Zenith for your research needs.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Love that the coa's are on the product page…

Love that the coa's are on the product page to view and you don't have to search for it, very fast answering messages. Shipping was fast and packing was excellent. Prices are affordable,Will definitely be going back for more. Thank you James for everything.

19 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the thoughtful review.

I'm glad the COAs being available right on the product pages has been helpful—that's something I wanted to make as easy as possible. I appreciate the kind words about the communication, packaging, and shipping as well.

Thanks again for the support, and I look forward to taking care of your next order.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Multiple orders down and everything has…

Multiple orders down and everything has been perfect every time. James really cares about his customers and his products and it shows

7 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the continued support.

Hearing that every order has gone smoothly is exactly what I hope for. I appreciate you noticing the effort that goes into both the products and the customer experience.

Thanks again for trusting Zenith.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Zenith Bioscience is the only peptide…

Zenith Bioscience is the only peptide supplier you’ll need! Excellent product, fast shipping and great customer service! Buy from a vendor that is professional, knowledgeable and truly CARES about his clients!!!

23 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the incredible review.

I truly appreciate the trust you've placed in Zenith. Knowing you've had a great experience with the products, shipping, and customer service means a lot. I work hard to be responsive and transparent, and I'm grateful that it shows.

Thanks again for the support. It means more than you know.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Shipping was quick

Shipping was quick. Prices are more than reasonable. And product was quality. Can't recommend enough.

25 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

I'm glad everything from the shipping to the pricing and product quality met your expectations. I really appreciate the recommendation and your support.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Inventory 7x tested by Kovera Labs

Inventory 7x tested by Kovera Labs. very fair prices especially on hard to find items. Customer service also solid. Fast shipping. Full send. Thanks Zenith!

17 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

I'm glad you've been happy with the testing, pricing, customer service, and shipping. I work hard to source products people can trust, especially when it comes to harder-to-find items.

Thanks for the support—I really appreciate it.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Best overall company!

The shipping is insanely fast! The prices are great and the owner is so transparent with every little detail down to the stickers to package the boxes lol

21 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you, I really appreciate this.

I'm glad the fast shipping, pricing, and transparency have stood out. And yes, I probably spend more time thinking about packaging details than I should. I'm happy to hear those little things don't go unnoticed.

Thanks again for the support.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Safety, Customer Service, and Purity is their number one Priority

From start to door step, my experience was PERFECT! First of all, COAs, the MOST IMPORTANT! Every COA listed on each product page, the purity and actual compound levels in each are listed next to each product, these are some of the purist I have seen! EVEN the ZB BAC water has a COA, specially made in the USA for their clients! Next is pricing, you CANNOT BEAT the pricing for the purity of these research compounds. Products are easily located and easy to checkout! I personally had a wonderful experience with the owner. Safety is my number one concern and he was able to answer any and all of my questions quick, like withing 5 minutes of me reaching out. Shipping, everyone gets 2 day shipping, IT IS FAST! Quality of packaging, and the compounds, were second to none. Everything in its own little box with plastic inserts to keep them safe and then in a bubble wrap package. The quality of each product is spot on. This is only ONE of TWO companies I trust with my research materials! If you don't give them a shot, you are missing out BIG TIME!!! James, Ty for your continued caring and quality. I know that safety and purity is your number one priority! You have a customer for LIFE!!!

19 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for taking the time to write such an incredibly detailed review.

It means a lot that you noticed the effort that goes into everything—from the COAs and packaging to communication and shipping. I know trust has to be earned, especially in this industry, so hearing that Zenith is one of only two companies you trust is something I don't take lightly.

Thank you for your support, your trust, and for giving Zenith the opportunity to earn your business. I'll keep doing everything I can to live up to it.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Great super fast easy to pay

Great super fast easy to pay

11 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

I'm glad the process was quick and easy from start to finish. I appreciate you taking the time to share your experience.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Good Shipping Time, Good product

I placed my order on Sunday and it came in on Wednesday. I was skeptical because of the prices but their tesamorelin and adamax have definitely worked for me.

10 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for giving Zenith a chance.

I understand being skeptical at first—earning trust takes time. I'm glad the shipping was quick and that you've been happy with your experience. I appreciate you taking the time to share your feedback.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

new customer

new customer, and i have to say every order has been packaged perfect, good customer service.

16 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

I'm glad your first experiences have been positive. I put a lot of care into making sure every order is packed well and that customers get the help they need.

I appreciate the support and look forward to your next order.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

I’m absolutely happy in how fast my…

I’m absolutely happy in how fast my order came through, I ordered on Sunday ordered received on Tuesday!! Wow awesome, the payment process was so so easy. Thank you so much!! See you soon again waiting in restock.

7 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the review.

I'm glad your first order made it to you so quickly. Getting orders out fast is something I take pride in, and I'm happy the payment process was easy as well.

Looking forward to having your favorite items back in stock and taking care of your next order.

– James
Zenith Bioscience

Noté 5 sur 5 étoiles

Fair transparent customer service

Absolutely love James and zenith never an issue with any of these research compounds shipping as fast pricing is fair transparency is there he's one of my go-to's for sure

5 juin 2026
Avis spontané
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Réponse de Zenith Bioscience

Thank you for the support.

I'm glad you've had consistently good experiences with us. Fair pricing, transparency, and reliability are all things I work hard to maintain, so it's great to hear that stands out.

Being one of your go-to sources means a lot.

– James
Zenith Bioscience

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