Research peptides · Shipped from the U.S.

Research peptides,
shipped fast and done right.

Lyophilized research peptides and lab essentials for qualified researchers nationwide. Sealed vials, plain packaging, same-business-day dispatch, Buy 2 Get 1 Free on every product and free Priority shipping over $149.

Shop the catalog
Get 15% off your first order

21+ · Qualified researchers only · For research use only — not for human or veterinary use

Priority Mail, not ground

Orders confirmed by 2 PM CT ship the same business day by USPS Priority Mail — 1–3 days, not 5. $9.95 flat, free over $149. Express 1–2 days $34.95.

Buy 2, Get 1 Free

Every product, every size. Pick the 3-Pack, or put three singles in the cart — the third is free either way.

Covered in transit

Damaged or wrong? Photos within 72 hours and we replace it. Add the Delivery Guarantee at checkout and lost or stolen is covered too.

Real people on support

Email answered within one business day, Monday to Saturday. A registered Illinois company with a real address.

29research compounds, 45 sizes
1–3days · USPS Priority Mail on every order
2 PM CTsame-business-day dispatch cutoff
$149free Priority shipping threshold

The catalog.

Every product carries a Wicked Peps code with the reference compound and CAS number listed, a research overview with references, multiple sizes, and the same packaging standard.

View all products

Ordering takes about two minutes.

Confirm eligibility

You’re 21+ and purchasing for in-vitro laboratory research. That’s the whole gate.

Pick a size and a pack

Single vial, Buy-2-Get-1 3-Pack or a 10-Vial Lab Kit. Free Priority shipping over $149.

Pay and track

Pay with Cash App or Venmo (card coming soon). Tracking lands in your inbox the moment the label is scanned.

What you get with every order.

No fine print. The same standard on every vial we ship.

  • A sealed vial labeled with the product code, net content and the research-use designation
  • A packing slip you can match to your order
  • Tracking by email the moment the carrier scans it
  • A replacement if anything arrives damaged or incorrect and you tell us within 72 hours
  • An answer from a human when you email support

First order? Take 15% off.

Use the code at checkout. One use per customer, works on every size and pack — including 3-Packs and Lab Kits.

WELCOME15

Lot-release and restock notes, nothing spammy.

Quick answers.

Who can order?

Qualified researchers aged 21+, purchasing for in-vitro laboratory research. You confirm this when you enter the site and again at checkout.

What is in the vial?

Lyophilized powder of the reference compound listed on the product page, in a sealed 3 mL glass vial with a crimped aluminum seal. Net content is printed on the label. Bacteriostatic water is sold separately.

How does Buy 2, Get 1 Free work?

Choose the 3-Pack option on any product. It is priced at exactly two single vials — the third is free. Lab Kits (10 vials) are 25% off list.

How do I pay?

Cash App ($wickedpeps) or Venmo (@wickedpeps). Instructions appear right after you place the order, with your order number to put in the note. Card payments are coming.

How fast is shipping?

Orders confirmed by 2 PM CT ship the same business day by USPS Priority Mail (1–3 business days). $9.95 flat, free over $149. Priority Mail Express (1–2 days) is $34.95.

Do you ship outside the U.S.?

No. U.S. addresses only.

Can I return an order?

All sales are final. Damaged or incorrect items are replaced when reported with photos within 72 hours of delivery.