Sigma Compounds Reviews | Read Customer Reviews of sigmacompounds.com

Sigma CompoundsReviews of sigmacompounds.com

4.9120 reviews
Chemicals & Plastic
9138 W 102nd Terrace, Overland Park, Kansas

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Sigma Compounds

About Sigma Compounds

Sigma Compounds stands at the forefront of the research peptide industry, offering premium peptides. We have established strong partnerships with manufacturers who ISO 9001:2008 standards, allowing us to offer our clients exceptional pricing without compromising on quality or purity. Our commitment to delivering top-notch products ensures that we remain a reliable resource for the scientific community, and we are delighted to share these savings with our valued customers

Sigma Compounds (sigmacompounds.com) has 120 customer reviews on Five Star Index, with an average rating of 4.9 out of 5.

Also known as: sigmacompounds.com
Website: sigmacompounds.com
Category: Chemicals & Plastic
Location: Overland Park, Kansas
Listed on Five Star Index: 2026

About these reviews

Replies: The company replied to 1% of reviews.
Latest: Most recent review: October 2026.
Edits: Reviews are shown as their authors wrote them. The company can reply, but cannot edit them.
Score: This company cannot pay to remove reviews or change its score.

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Sigma Compounds reviews

Showing 112 reviews with 5 stars · Clear filters

Is J.
Apr 15, 2026
Sigma Compounds : a peptide company with excellent products.
Sigma Compounds : a peptide company, did meet with exceptional customer service and fast delivery.
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Sam B.
Mar 25, 2026
A pleasure to do business with Sigma!
Matt is very professional! I have actually bought and given away 4 of his books!. Very clear and informative. It's a battle to get through all the hype on the internet for sure. Purchasing products on his website is efficient and products arrive quickly. I have never had a problem with an order! No reactions from his products.
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chavez121
Mar 20, 2026
Emailed to check Great Product with Fast Shipping !
Emailed to check on some questions I had. Very responsive with easy answers. Shipping was on time, and the product was Fantastic ! Thank You !
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Matthew S.
Mar 13, 2026
Great customer service
Great customer service. Great products. They have everything you could want and then some! Highly recommend!!
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customer
Mar 11, 2026
AOD-9604 and Peptides made simple
I'm currently taking the AOD-9604 and couldn't be happier. I was actually recommended Sigma Compound by my doctor which was a relief because I was hesitant of buying peptides online. Combined with the diet and exercise I have dropped 50lbs in two months. Reading their books Peptides made simple (usage, dosage & More) and the Reconstitution Encyclopedia. It made it all make sense and help me on how to take exactly what I needed.
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Greg P.
Mar 11, 2026
Get Peace of Mind with every order
This is a solid company with excellent customer service and timely fulfillment and delivery of hard to find products. Here in the US and has a simple, transparent process that gives you peace of mind when ordering.
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John G.
Mar 7, 2026
Solid selection
Solid selection, quick shipping and customer service is top notch. Had an order issue and they corrected it with in a day. Didn’t have to run through a bunch of automated messages just to get put to the back of the line. Email was smooth and seamless. Great company
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Jgman
Mar 6, 2026
This company is fantastic
This company is fantastic! Easy payment process, excellent customer service, and the lab tests are obviously one of the best out there.
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