Monday, November 9, 2026 · Customer reviews of US businesses
The Fair Hearing score
Excellent
79 reviews
Onyx BioLabsSelect a line to read only those reviews.
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Onyx Biolabs is a premier provider of high-purity research peptides, dedicated to supporting the scientific community with unmatched quality and reliability. Founded on the principles of precision and transparency, we specialize in sourcing and supplying laboratory-grade compounds for innovative research and development.At Onyx Biolabs, we understand that the integrity of your data depends on the integrity of your materials. That is why every product in our catalog undergoes rigorous testing to ensure peak purity and consistency. Our commitment to excellence extends beyond our products to our customer experience; we offer streamlined logistics, including tiered shipping options, to ensure your research stays on schedule.Headquartered in Charlotte, North Carolina, we pride ourselves on being a domestic leader in the industry. Whether you are conducting preliminary studies or complex long-term trials, Onyx Biolabs provides the foundational tools necessary for breakthrough discoveries. We are constantly evolving our catalog and our digital infrastructure to provide a seamless, secure, and professional procurement process for researchers across the country.Choose Onyx Biolabs for your research needs—where scientific rigor meets exceptional service.
Onyx BioLabs (onyxbiolabs.com) has 79 customer reviews on The Fair Hearing, with an average rating of 4.6 out of 5.
Showing 66 reviews with 5 stars · Clear filters
Delivered on time earlier that I expected Amazing product I recommend
By Regis S.
Response from Onyx BioLabs· Jul 11, 2026
Hi Regis, thank you so much for the 5-star review! We take pride in beating delivery expectations and providing top-tier products for our researchers. We truly appreciate your recommendation and look forward to supporting your next project!
My experience with Onyx BioLabs was AMAZING! The entire process was characterized by efficient, patient professionalism that I so rarely see in business that words alone cant describe it. The entire team, (and especially Tracy) provided customer service that was personalized, timely, thorough and conducted with great care. Their product line is superlative and exactly suited my needs. I HIGHLY RECOMMEND this business for your research needs. Dr. Joseph R Nicolini
By customer
Response from Onyx BioLabs· Jul 11, 2026
Thank you so much for this incredible review, Dr. Nicolini! We are absolutely thrilled to hear about your exceptional experience with our team. I will be sure to pass along your kind words directly to Tracy—she takes great pride in delivering personalized, thorough support to ensure our researchers have exactly what they need. Thank you for your high recommendation, and we look forward to continuing to support your laboratory's research goals!
Great research product .
By Yerika G.
Response from Onyx BioLabs· Jul 11, 2026
Hi Yerika, thank you so much for the 5-star rating! We are happy to hear you are satisfied with our research products and look forward to supporting your laboratory goals again soon!
Fast shipping, fair prices, good products and 3rd party tested. No brainer.
By Tracy V.
Response from Onyx BioLabs· Jul 3, 2026
Hi Tracy, thank you so much for the awesome 5-star review! We love hearing that our fast shipping, fair pricing, and third-party testing make choosing Onyx BioLabs a no-brainer for your laboratory. We appreciate your support and look forward to partnering with you on your future projects!
Missing Starter kit, and the small box inside bubble envelope was crushed, vial was ok but China manufacturer ships in hard plastic container with vial encased and inside another cardboard box. HOWEVER their Support team responded with great service and resolved the oversight, kudos to them! Will buy again!
By David M.
Response from Onyx BioLabs· Jul 3, 2026
Hi David, thank you for bringing this to our attention. We apologize for the fulfillment oversight regarding your Starter Kit and for the transit damage to your packaging during shipping. We take quality control and secure packaging seriously. We have reached out to you directly via email to ship out your missing Starter Kit immediately and replace any damaged packaging items to ensure your project parameters are met.
Onyxbiolabs has awesome peptides with true results. I had a weird feeling after taking one and they got in touch with me with in,minutes. Its was a natural reaction and they talked me through it. They totally care about there customers and treat them like family. I have recommended this company to my family and friends and they have all been so pleased with the results and quality so there products and the fast response. They have been a total blessing. If you email them they will respond right away not like other companies that you never hear back from once they get your money. This company puts on sales all the time which I'm so grateful for. You will not regret using Onyxbiolabs.
By Mel K.
Response from Onyx BioLabs· Jul 11, 2026
Hi Mel, thank you so much for the wonderful 5-star review! We are so glad to hear that our team's rapid response times, helpful communication, and commitment to quality have stood out to you. Treating our community with the utmost care is a top priority for us. We truly appreciate your high recommendations to your family and friends, and we look forward to continuing to provide excellent service for all your future project needs!
User friendly, great communication and super fast delivery.
By Rob G.
Response from Onyx BioLabs· Jul 3, 2026
Hi Rob, thank you so much for the 5-star review! We are thrilled to hear that you found the platform user-friendly and were happy with our communication and delivery speeds. We appreciate your support and look forward to assisting with your future laboratory projects!
Repeat customer because of good quality products, decent shipping times, and good/friendly communication. I love the packaging as well!
By Claire M.
Response from Onyx BioLabs· Jul 2, 2026
Hi Claire, thank you so much for the 5-star review! We love hearing from our repeat customers, and it's awesome to know that our product quality, friendly communication, and secure packaging continue to meet your expectations. We truly appreciate your ongoing support and look forward to supplying your future laboratory projects!
