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FAQ & Contact

Find answers to common questions about our products, shipping, and services.

🔬 About Peptides

🧬 Research & Usage

📦 Shipping & Delivery

💳 Payments & Orders

🏷️ Discounts & Promotions

❄️ Storage & Quality

🔒 Privacy & Security

Get in Touch

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FAQ & Contact

🔬 About Peptides

What are peptides?

Are research peptides legal to purchase?

What does 'lyophilized' mean?

What purity are your peptides?

Do you offer bulk discounts and wholesale?

🧬 Research & Usage

Can you provide step-by-step peptide reconstitution instructions?

What is bacteriostatic water?

Are peptides safe to use in research?

Can different peptides be combined in research?

How long before research results are typically observed?

Can the peptide calculator be used to determine a dose or syringe units?

Can peptides interact with other research compounds?

What should I do after a missed dose?

Can you recommend a dose, dilution or usage protocol?

📦 Shipping & Delivery

When are orders shipped?

What are the current delivery fees?

Which countries do you currently deliver to?

Is express delivery available?

Which courier will deliver my order?

What is the status of my order, and when will it be shipped?

What shipping options are currently available to New Zealand?

What shipping options are currently available to Australia?

What shipping options are currently available to Sweden?

What shipping carriers do you use for Sweden?

Why is shipping so expensive to certain countries?

How can I track my order if I entered the wrong email?

Why does my international order have two tracking numbers?

Why are peptides not shipped with ice packs, and can heat affect them?

My tracking has not updated in days or says 'Return to Sender'. What should I do?

What shipping options are currently available to Bosnia and Herzegovina?

Can I get my Bulgarian order delivered with Speedy?

What is your Reship & Refund Guarantee?

How does tracking work and what is your shipping responsibility policy?

💳 Payments & Orders

can you add or remove peptides from the order

I can't complete my order.

Which payment methods are accepted?

What happens after I order?

How is shipping handled? Is it discreet?

What do I do if I receive missing or incorrect items?

Can I cancel my order?

Why is my payment confirmation not showing, or why is my order still awaiting payment?

Can I pay via Wise, Revolut, or PayPal?

Which countries can I pay Cash on Delivery in?

🏷️ Discounts & Promotions

What discounts can be used together?

When will a product be restocked?

Tell me more about 3rd party testing and store credits?

❄️ Storage & Quality

Why some peptides don't have a btach number for the COA and it says unknown

How should peptides be stored?

Why do some peptides require refrigerated storage?

What should I do if a laboratory sample looks clumpy, cloudy, or otherwise abnormal?

What is the purity of your peptides and how can I verify it?

How often do you test your peptides? Do you offer test reports for all batches?

Are there any heavy metal tests available for your peptides?

Why are the COAs sometimes a few months old? Are there newer ones?

Why do some lab certificates mention crystalpeptides.eu instead of the country website?

How long is processed GHK-Cu stable, and how should it be stored?

Are laboratory test reports (COAs) available for capsule products?

What size are your peptide vials?

🔒 Privacy & Security

Does Crystal Peptides keep my data safe?

How discreet is your packaging for international shipments?

Which websites are officially operated by Crystal Peptides?

Get in Touch