How to Order Research Peptides from RCM Biosciences

Ordering from RCM Biosciences is a four-step process: request a quote, receive an invoice, complete payment, and your order ships with a batch-specific Certificate of Analysis. Every product is research use only.

Step 1 — Submit your research product inquiry

Browse the research peptide catalog, add items to your cart, and submit a research product inquiry. You can also email research@rcmbiosciences.com directly with the catalog numbers and quantities you need.

Step 2 — Receive your invoice

Within one business day, you receive an itemized invoice. The invoice lists every catalog item, the per-unit price, shipping option, and applicable taxes. Available payment methods are displayed on the invoice page.

Step 3 — Complete payment

Choose a payment method on the invoice page. Options include:

  • PayPal (instant capture)
  • ACH bank transfer
  • Zelle
  • Apple Pay
  • Cash App
  • Secure card link (issued by our team)

Step 4 — Receive your order with the CoA

Most paid orders ship within one to two business days. Your shipment includes the batch-specific Certificate of Analysis and clear research-use-only labeling. A tracking number is emailed when the package leaves our facility.

Shipping options

  • USPS Ground — economical domestic shipping (~3-5 business days)
  • USPS Priority — faster domestic shipping (~2-3 business days)
  • USPS Express — next-business-day delivery for most U.S. ZIP codes
  • Local pickup — Livingston, Texas (by appointment)

Frequently Asked Questions

How do I place an order with RCM Biosciences?

Add products to your cart and submit a research inquiry, or contact research@rcmbiosciences.com directly. RCM Biosciences issues an invoice; once payment clears, the order ships with a batch-specific Certificate of Analysis.

What payment methods do you accept?

RCM Biosciences accepts PayPal, ACH bank transfer, Zelle, Apple Pay, Cash App, and a secure card link issued by the team. The available payment options appear on each invoice.

How quickly do orders ship?

Most paid orders ship within one to two business days. You receive a confirmation email with tracking information when the shipment leaves our facility.

What shipping options are available?

Domestic U.S. options include USPS Ground, USPS Priority, USPS Express, and local pickup from Livingston, Texas. Shipping prices and delivery estimates appear at checkout.

Do you offer bulk or research-account pricing?

Yes. Email research@rcmbiosciences.com with your catalog needs for a bulk quote. Research-account pricing is reviewed on a case-by-case basis.

Can I cancel an order before it ships?

Yes — contact research@rcmbiosciences.com as soon as possible. Orders that have not yet shipped can be cancelled or modified.

Does RCM Biosciences ship internationally?

Domestic U.S. shipping is the default. International inquiries are reviewed case by case based on destination requirements.

Related resources

  • Research Peptide Catalog
  • Quality & Testing Standards
  • Contact RCM Biosciences
  • Research Use Only Disclaimer

Last reviewed: 2026-07-11 · Editorial review by the RCM Biosciences Research Team.

Research Use Only. RCM Biosciences products are sold exclusively for laboratory and analytical research. They are not intended for human consumption, animal use, diagnostic procedures, or therapeutic applications.

Contact: research@rcmbiosciences.com · (979) 221-0602