Help and information

Frequently Asked Questions

Whether you're ordering for the first time or returning to purchase additional peptide research materials, we've answered the questions we receive most often.

If you can't find the information you're looking for, our team is always happy to help.

Why choose Pencell Peptide (PCP) peptide research pens?

Our peptide research pens use an integrated dual-chamber format that keeps the peptide powder and diluent separate until preparation, removing the need to measure and transfer diluent from a separate vial.

Each product is clearly labelled and accompanied by detailed technical information, making it easy to review product specifications before ordering.

Our goal is to provide peptide research materials in a format that is convenient, consistent and professionally presented.

How can I compare the available peptide research materials?

The appropriate compound depends on the objectives and requirements of the research being conducted.

Every product page includes a detailed scientific overview, research background and technical specifications to help you compare compounds before making a decision.

Our current catalogue includes peptides such as Retatrutide, GHK-Cu and HGH, with additional research compounds planned in the future.

If you require further factual information about a product, feel free to contact us. We’ll be happy to clarify the available specifications, documentation and documented research background. However, we cannot select a compound on your behalf or provide medical or clinical advice.

How long does delivery take?

Orders are typically delivered within 2–5 working days across most European destinations.

Once your order has been dispatched, you'll receive tracking information by email so you can follow your shipment until delivery.

How are peptide products shipped?

We understand that peptide research materials require appropriate handling during transport.

Products are carefully packaged to help maintain product integrity throughout delivery. Where required, temperature-conscious packaging is used to support appropriate transport conditions.

After delivery, please store your products according to the storage recommendations provided with each product.

Which countries do you deliver to?

We currently deliver throughout the European Union.

If you're unsure whether we ship to your location, simply contact us before placing your order and we'll be happy to confirm.

Which payment methods do you accept?

We currently offer Cash on Delivery (COD).

Payment is made directly to the courier when your order is delivered.

If additional payment methods become available in the future, they will be displayed during checkout.

Can I track my order?

Yes.

As soon as your order has been dispatched, we'll send you a confirmation email containing your tracking number so you can monitor your shipment at any time.

If you haven't received your tracking email, simply contact us and we'll be happy to assist.

What if I have a question about my order?

Our customer support team is here to help.

Whether you have a question before ordering, need assistance after your purchase or require additional factual information about one of our peptide research products, simply contact us by email or through our contact form.

We aim to respond to all enquiries as quickly as possible.

Can different peptide research compounds be compared?

Researchers often compare different peptide compounds depending on the objectives of their work.

Compounds such as Retatrutide, GHK-Cu, Semaglutide, Tirzepatide and other peptides each possess distinct biochemical characteristics that make them relevant for different areas of scientific investigation.

Each product page presents relevant scientific background, technical specifications and available supporting information, making it easier to compare the distinct characteristics of each compound.

Is there a minimum age to place an order?

Yes.

Orders may only be placed by individuals who are 18 years of age or older.

By placing an order, you confirm that you meet this requirement and that the purchase complies with the applicable laws and regulations in your country.

How should peptide research products be stored?

Most peptide research products should be stored under refrigerated conditions between 2°C and 8°C unless otherwise stated on the individual product page.

Once your order has been delivered, we recommend placing the products into refrigeration as soon as possible.

Always refer to the storage guidance supplied with each individual product.

Still have a question?

If you need further information, please contact our team and we’ll be happy to help.