What are your products intended for?
All products sold by Horizon Labs are intended strictly for laboratory research use only. They are not for human or veterinary consumption.

What is the purity of your compounds?
Our research compounds are manufactured to high purity standards, typically ≥99% where applicable. Purity verification details are outlined in our Testing & COAs page.

Do you provide Certificates of Analysis (COAs)?
Certificates of Analysis are available upon request. Please contact us with the product name and lot number listed on your vial label.

How should products be stored?
Storage recommendations vary by compound. General guidance is provided on product pages or packaging when applicable.

How long does shipping take?
Orders are typically processed within 1–2 business days. Shipping times may vary depending on location and selected shipping method.

Do you ship discreetly?
Yes. Orders are packaged discreetly with no product details visible on the exterior.

Can I return or exchange a product?
Please see our Shipping & Returns page for full details regarding returns and eligibility.