No. All products are strictly for in vitro scientific research and laboratory use only. They are not approved for human consumption, veterinary use, or therapeutic application. By purchasing, you confirm you are a qualified researcher purchasing for legitimate research purposes.

Yes — every product ships with a third-party Certificate of Analysis confirming purity via HPLC testing. COAs are included digitally with your order confirmation and available on request for any batch.

All our peptides are tested to ≥99% purity by independent HPLC and mass spectrometry analysis, confirmed on the COA provided with every batch.

Yes. We stock pharmaceutical-grade bacteriostatic water (0.9% benzyl alcohol, 10ml vials) at £7.99. Orders over £150 automatically receive a free BAC water vial — no code needed.

Yes — we ship globally. UK shipping is always free with no minimum spend. International orders are subject to a flat £20 shipping fee, regardless of destination.

Yes. International customers are solely responsible for any customs fees, import duties, taxes, or charges levied by their country's customs authority. RS Bio Labs has no control over these charges and cannot predict their amount. Please check your country's import regulations before placing an order. We recommend confirming that importing research peptides is permitted in your jurisdiction.

UK standard tracked: 2–4 business days. UK Royal Mail 24: 1–2 business days. UK next-day courier: next business day. International: typically 4–14 business days depending on destination, excluding any customs processing time. Orders placed before 12:00 noon on business days are typically dispatched same day.

UK shipping is always free — no minimum spend, no codes needed, automatically applied. International orders carry a flat £20 shipping fee.

All orders are shipped in secure packaging. Where necessary, cold packs are included for temperature-sensitive products — not all peptides require cold-pack inclusion, and this is assessed on a per-product basis. Vials are individually secured to prevent breakage. Outer packaging is discreet with no product descriptions visible externally.

We cannot accept returns under any circumstances due to the nature of our products. Please review our full Returns Policy before ordering.

Photograph the damage immediately and contact us within 24 hours via Telegram or email. We will arrange a replacement at no cost. Do not use any product from a damaged shipment.

Orders can only be cancelled before dispatch. Contact us immediately via Telegram. Once dispatched, we are unable to cancel.

All payments are processed securely by Stripe (PCI-DSS Level 1 compliant). We accept major debit and credit cards. RS Bio Labs does not store any card data — all payment information is handled entirely by Stripe.

Signing up to a monthly subscription gives you 10% off every order, applied automatically. Subscriptions are flexible — pause or cancel any time. Contact us via Telegram to set one up.

Visit t.me/rsbiolabs. It's the fastest way to get support, receive restock alerts, and engage with the RS Bio Labs community.

Fastest: Telegram at t.me/rsbiolabs. Email: info@rsbiolabs.com. We aim to respond within 24 hours.