>98% pure. COA on every batch.
Direct from certified labs — zero compromises.
We partner directly with certified manufacturing facilities to cut out the middlemen. Every batch goes through independent third-party HPLC testing before it ships — and we publish the certificate of analysis so you never have to take our word for it.
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Discounts applied automatically at checkout. Mix and match any products.
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CK Labs Peptides was founded with one goal: to make pharmaceutical-standard research peptides accessible at fair prices. We partner directly with certified manufacturing facilities — cutting out the middlemen — and every batch undergoes independent third-party HPLC testing before it leaves the facility.
We publish the certificate of analysis for every batch so you can verify purity and quality yourself. No black-box sourcing. No marketing fluff. Just clean, verified peptides for serious research.
These Terms & Conditions (“Terms”) govern all purchases made through this website. By placing an order, the customer (“You”) agrees to these Terms in full.
This website supplies research-grade peptides and laboratory reagents strictly for in-vitro research. Products are not intended for human or veterinary use.
For compliance details, see the Compliance Page.
All products sold on this website are classified as:
They are not medicines, supplements, or therapeutic products under EU Directive 2001/83/EC.
Products must not be used for:
For definitions, see Research Chemical Classification.
All products are sold under the following legally required disclaimers:
These disclaimers apply to all product pages, packaging, invoices, and communications.
By purchasing from this website, you confirm that:
You agree not to:
If you ask for prohibited guidance, staff will respond using the approved compliance response:
See Prohibited Claims.
Orders are accepted only after payment is confirmed. We reserve the right to refuse any order that appears non-compliant.
Payments are handled by approved processors. You agree not to dispute charges based on prohibited uses of the products.
See Payment Processor Compliance.
All shipments are declared as research reagents.
Once shipped, responsibility transfers to the customer. Temperature-sensitive products are packaged appropriately, but you must ensure proper storage upon receipt.
You are responsible for ensuring products are legal to import into your jurisdiction. We are not liable for customs delays or seizures.
See Shipping Compliance.
Due to the nature of research chemicals:
All refund requests must include batch number and order details.
Each product is supplied with:
COAs are available on product pages or upon request.
See COA Requirements.
To the fullest extent permitted by law:
Products are sold as-is for research purposes only.
Customer data is handled in accordance with Cyprus and EU GDPR regulations. Data is used only for order processing, compliance, and support.
We may update these Terms at any time to maintain compliance with EU and Cyprus regulations. Continued use of the website constitutes acceptance of updated Terms.
For compliance questions, documentation requests, or order support, contact our customer service team.
Your tracking number is sent to you by email once your order ships. Pop it in below to see the full journey — from dispatch all the way to your door — plus an estimated delivery date.
Wholesale unlocks our best per-vial pricing and a much wider range than the retail catalog. Ordering in bulk is simple — just follow the four steps below.
Every wholesale order starts at a minimum of 30 vials in total. You can mix products and dosages freely, or take a single product in bulk — as long as it adds up to 30 vials or more.
Here are two easy ways to reach the 30-vial minimum:
Tap the button below and your email app opens with a ready-made order template — just fill in the products, quantities and your delivery address, then hit send. Prefer Instagram? DM us instead.
Once we receive your order we reply with a secure payment link. As soon as your payment clears, we dispatch your order — shipped directly to your address, typically arriving in around 2 weeks (3 weeks at the very most). No apps or channels needed.
A selection of what we carry at wholesale. Prices are in USD per box (1 box = 10 vials). Availability and the latest pricing are confirmed when you enquire.