Terms and conditions

During our promotions you can take advantage of various discounts and offers. You can find all our promotional conditions below. Do you have a question about our promotions or do you want more information? Our customer service is ready for you!


1) 10% Off Weight Gainers When You Spend £69.99 - Use Code GAINER10*
2) 20% Off Energy When You Spend £69.99 - Code ENERGY20*
3) Choose Two Flavours and Save £10
4) Love the taste or your money back**

+ Free delivery on orders over £50 (automatically applied).

**Click here for more info.

*The offers are valid until the 25th of September 2023.

*The offers are valid exclusively for UK market.

*It is possible not all variants of a product are discounted.

*Not applicable to other discounts, promotions, bundles, combi-deals or Elite products.


  • Optimum Nutrition reserves the right, at its own approval and without prior notice, to change the promotion conditions and / or prices or to end or interrupt the promotion. This also includes situations in which there are errors in the software and / or hardware and other technical and / or legal reasons.
  • Price changes, printing and typing errors reserved.
  • The following applies to all promotions: while stocks last.