---
title: "Union Biolabs Promo Codes & Discount Codes — October 2026 - PeptideSupermarket®"
description: "Save 20% at Union Biolabs with code peptidesupermarket. Find the latest Union Biolabs promo codes and discount codes for October 2026."
url: "https://peptidesupermarket.co.uk/suppliers/union-biolabs/promo-codes"
site: "PeptideSupermarket®"
country: "United Kingdom"
---

[Home](https://peptidesupermarket.co.uk) › [Suppliers](https://peptidesupermarket.co.uk/suppliers) › [Union Biolabs](https://peptidesupermarket.co.uk/suppliers/union-biolabs) › Promo Codes

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# Union Biolabs Promo Codes & Discount Codes

Save 20% on your next order from Union Biolabs with our exclusive promo code. Updated October 2026.

Shipped From UK Lab Tested (Janoshik) Secure Payments

## Active Promo Code

20% off

Exclusive Union Biolabs discount code

peptidesupermarket

Copy Code

How to use this code:

1. 1 Click "Copy Code" to copy the code and open the disclaimer
2. 2 Click "Continue" to visit Union Biolabs in a new tab
3. 3 Add items to your cart and paste the code at checkout

## Current Deals from Union Biolabs

FREE shipping on all orders

MT2

10mg

£17.00

£17.00

GHK-Cu

50mg

£17.00

£17.00

Bacteriostatic Water

30ml

£18.00

£18.00

PT-141

10mg

£19.00

£19.00

Matrixyl

10mg

£21.00

£21.00

[View all 50 products →](https://peptidesupermarket.co.uk/suppliers/union-biolabs)

[View all supplier promo codes](https://peptidesupermarket.co.uk/promo-codes)

## Frequently Asked Questions

Does Union Biolabs offer promo codes?

Union Biolabs currently has an active promo code: use peptidesupermarket at checkout to save 20% on your order.

How do I use a Union Biolabs discount code?

To use a discount code at Union Biolabs: 1) Copy the promo code from this page, 2) Visit the Union Biolabs website, 3) Add your items to the cart, 4) Paste the code in the promo code field at checkout, 5) The discount will be applied to your order total.

How often does Union Biolabs release new promo codes?

Promo code availability varies by supplier. We monitor Union Biolabs and update this page as soon as new codes become available. Bookmark this page and check back regularly for the latest deals.

What products does Union Biolabs sell?

Union Biolabs offers 50 research peptide products, with prices starting from £17.00. Visit their supplier page on our site to browse and compare all available products.

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