Peptide FAQ: answers from LA Peptides
Ordering, products, testing, storage and research use. Every answer is on this page, no clicking to expand.
Short answers first. This peptide FAQ collects the questions customers ask LA Peptides most often. If yours isn’t here, contact us and we’ll answer by email.
Most questions fall into a handful of groups: how to order, which product or size to pick, how batches are tested and how to store and mix what arrives. The answers below are grouped the same way. Some link to a product page or a longer guide where a one-line answer wouldn’t be enough, so it’s worth following those links if you’re planning a study around a particular compound. And if you just want to see the range, the search box is right here.
Peptide FAQ: ordering and pricing
How do I place an order?
Find the product in the peptide shop, add it to your cart and check out. It takes a couple of minutes.
Do I need an account?
It’s optional, but an account lets you see your order history any time in My account.
Do bundles really save money?
Yes. Each of our peptide bundles is priced about 15% below the single items it contains.
Which size should I buy?
Larger vials cost less per milligram. Smaller vials mean less waste on short studies. Product pages that offer several sizes compare the price per mg.
Peptide FAQ: products and strengths
Do you sell retatrutide?
Yes, as LAP-3 (R), a triple GIP, GLP-1 and glucagon agonist in 10mg, 20mg and 30mg vials.
Do you sell BPC-157 and TB-500 together?
Yes, as a 10mg/10mg blend, a 20mg/20mg blend, a nasal spray, Wolverine capsules and Wolverine lotion.
What strength is the GHK-Cu?
Our GHK-Cu vial holds 100mg. There are also 2.5mg GHK-Cu capsules and the GLOW and KLOW blends.
Peptide FAQ: testing, storage and reconstitution
Are your peptides tested?
Most vials carry a QR code that opens the batch certificate of analysis. Read more on our lab testing page.
How should I store lyophilized vials?
In the fridge, or the freezer for long periods. Let them reach room temperature before opening.
How do I reconstitute a peptide?
With bacteriostatic water, added slowly down the side of the vial. Our peptide reconstitution guide has the full steps.
How long do sprays last once opened?
Plan on about 30 days, kept in the fridge.
Peptide FAQ: research use
Are LA Peptides products for human use?
No. Everything is sold for laboratory research only and isn’t for human or veterinary use.
Can you give dosing advice?
No. We help with product, order, storage and lab-handling questions only.
Still have a question?
Our peptide blog goes into more detail on BPC-157, NAD+, GHK-Cu, TB-500 blends and CJC-1295 with Ipamorelin. For anything about an order, email sales@lapeptidesusa.com.
For the research behind any compound, search PubMed, the free index run by the US National Library of Medicine.
Find what you need
Browse 95 research products at LA Peptides.