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Review summary

Based on reviews, created with AI

Reviewers overwhelmingly had a great experience with this company. Customers consistently praise the company for its efficient delivery service, noting that orders are processed quickly and arrive on time. The ordering process is described as easy and seamless, with a user-friendly website that simplifies navigation. People appreciate the straightforward pricing and additional discounts offered. Consumers are highly satisfied with the quality of the products, often exceeding expectations. The customer service team is commended for its responsiveness and helpfulness in resolving issues. Many reviewers express their loyalty to the company, citing its reliability and excellent communication as key factors in their positive experiences.

Based on these reviews

Rated 5 out of 5 stars
Verified

Began taking Reta recently upon a recommendation to purchase at Optima Supply. Service was quick and received my order in 2 days. The convenience of multiple payment methods makes this too easy to n... See more

Rated 5 out of 5 stars
Verified

Fast shipping. Came in a clean professional package and is working as intended. Will buy from them again and again.

Rated 5 out of 5 stars
Verified

Outstanding products and fast shipping! I've been ordering from them for a year and my research has been going exceptionally well! It's hard to find a trustworthy research company that actually cares... See more

Rated 5 out of 5 stars
Verified

I placed my order and paid via Venmo. I received my email a day or two later (I ordered on a Friday night, received confirmation on Sunday afternoon). Shipment was fast (3 days), that was free shippin... See more

Rated 5 out of 5 stars
Verified

Optima is the only place I will ever use for all my purchases. They are quick, reliable and their communication is top notch. I will never use any other company besides them. I’ve been loyal to them f... See more

Rated 5 out of 5 stars
Verified

Recently ordered from Optima and was pleased with the ease of placing a new order. I appreciate the straight forward pricing with additional discounts. The one thing that could be improved is to g... See more

Rated 5 out of 5 stars
Verified

My buying experience has been very simple to process. Products are the best in my opinion. I have tried other companies products and I feel the difference in quality. I highly recommend anyone who's l... See more

Rated 5 out of 5 stars
Verified

It has been a pleasure doing business with Optima Supply. They are fast and very responsive to customer needs- I accidentally Venmo'd them instead of a different vendor and they refunded it within a c... See more

Rated 5 out of 5 stars
Verified

They have provided me with the peptide I want quickly, easily and fairly inexpensively. I trust the company and the product they provide. I appreciate that there is a place to purchase what I need.

Rated 5 out of 5 stars
Verified

I recently received a product from Optima, and I couldn’t be more pleased. From the moment it arrived, the packaging was secure and professional, and the product itself exceeded my expectations in bot... See more

Rated 5 out of 5 stars

This company has the best customer service ever in any industry. They truly treat you like family. Shipping is always super quick. Products are top tier!

Rated 5 out of 5 stars
Verified

I have ordered many times and have always had a great experience. Items always ship quickly. Also, twice I have made mistakes and the customer service has helped me fix the issues.

Rated 5 out of 5 stars
Verified

My only concern is that the Rx I received has a different name than the one I ordered. No explanation as to why.

Rated 5 out of 5 stars

Optima supply has done an excellent job when I’ve ordered. Great packaging & on a timely basis. I highly recommend this company.

Rated 5 out of 5 stars
Verified

Ordering my product was extremely easy, and Jenny gave me all the information I needed to get started!

Rated 5 out of 5 stars
Verified

I've never had any problems ordering and my shipments arrive on time and packaged with care. These guys are great!

Rated 5 out of 5 stars
Verified

My journey has been a huge success with the ease of the site/company and overall experience. The products have truly changed my life for the better.

Rated 4 out of 5 stars
Verified

The Rx is a different name than what I ordered and there’s no explanation for why that is.

Rated 5 out of 5 stars
Verified

I always order through them and their supplies are great and the delivery is quick. If any issues they help so much.

Rated 5 out of 5 stars
Verified

This is my second order from Optima Supply so ordering was quick and seamless - a bit of glitchy site issues, but it resolved and everything went smooth - I anticipate the product will come quickly as... See more

Rated 5 out of 5 stars
Verified

It’s easy to order through Optima and I enjoy the promotions offered. I always get my orders quickly which I appreciate.

Rated 5 out of 5 stars
Verified

The new order arrived in 4 days. the one order never came waited and put a tracker on it but lost by post office. Never came:( so you guys send a new batch. Thank you

Rated 5 out of 5 stars
Verified

This site is always so easy to navigate. Codes work well and I never have issues. Great experience.

Rated 5 out of 5 stars
Verified

I am still waiting on my order. Out $399.99. Had to put in a tracking request for a search. For an order that was send 8/6/25. Still waiting, it is now 8/20. No stuff and I am out the money? I... See more

Company replied

Rated 5 out of 5 stars
Verified

The whole process it's easy and dependable. Products are beyond expressing the positive results i have personally experienced. I recommend this product for anyone in search of quality.

Company replied

Rated 5 out of 5 stars
Verified

My order came in on time and I had a notification saying it was delivered.

Rated 5 out of 5 stars
Verified

No matter what I have tried, I always come back here. I have never even thought that maybe it’s fake. Everything I have ordered worked as it should and shipping was fast.

Rated 5 out of 5 stars
Verified

I really appreciate the quality the timeliness and professionalism of Optima. Support is fantastic and get back to you right away.

Rated 5 out of 5 stars
Verified

Ordering and delivery is great! Product comes on time and I have ordered several times

Company replied

Rated 5 out of 5 stars
Verified

Great products, amazing prices, great customer service and fast shipping. Would definitely recommend.

Rated 5 out of 5 stars
Verified

So far ordering and ship have worked well for me. The product seems of good quality

Rated 4 out of 5 stars

Overall reliable, product shipped in timely manner. Wish a bit more generous with coupons/discounts - they are pricier than others. But given reliability …

Rated 5 out of 5 stars
Verified

I placed an order last night and was impressed by how quickly my shipping confirmation arrived—thank you for the fast processing and great prices. In addition, I had a question for support and th... See more

Rated 5 out of 5 stars
Verified

I’ve been sourcing peptides from Optima Supply for over a year, and I am thoroughly impressed with their products and customer service. Their peptides consistently meet high purity standards, and... See more

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Company details

  1. #10 of 22 best companies in Biotechnology Company
  2. #8 of 16 best companies in Biochemical Supplier
  3. #4 of 8 best companies in Biochemistry Lab
  4. #8 of 24 best companies in Cosmetic Products Manufacturer
  5. #9 of 26 best companies in Cosmetics Industry

Written by the company

Optima Supply is a trusted leader in research-grade peptides, proudly serving scientists and researchers with over 20 years of combined peptide experience. Our mission is simple—deliver products that meet the highest standards of purity, accuracy, and transparency. Every peptide we produce undergoes comprehensive multi-stage testing, including Endotoxin analysis, Sterility testing (TAMC, TYMC), and Heavy Metal screening. To ensure complete confidence, we provide 2–3 independent third-party Certificates of Analysis (COAs) for each batch, with verified batch numbers and QR codes for instant authentication. From our cold-shield packaging to meticulous quality control, every step is designed to protect product integrity from our lab to your research. Our decades of experience allow us to combine scientific precision with exceptional customer support, making Optima Supply the preferred choice for researchers worldwide. We are proud to be recognized on Trustpilot for our reliability, fast shipping, and unwavering commitment to quality. When you choose Optima Supply, you choose trusted peptides, verified results, and a partner dedicated to advancing research. Experience the difference that expertise, integrity, and rigorous testing make—choose Optima Supply for all your research peptide needs.


Contact info

4.7

Excellent

TrustScore 4.5 out of 5

101 reviews

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1-star

Hasn’t replied to negative reviews


Rated 5 out of 5 stars
Verified

Easy ordering

Ordering my product was extremely easy, and Jenny gave me all the information I needed to get started!

September 11, 2025
Rated 5 out of 5 stars
Verified

Excellent

I really appreciate the quality the timeliness and professionalism of Optima. Support is fantastic and get back to you right away.

August 29, 2025

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