Optimum Nutrition Discount Codes August 2025
Reward
Exclusive
Free £5 Gift Card with Orders Over £45 at Optimum Nutrition
Ends 30 September
Terms and Conditions
- Please read the redemption instructions carefully and the terms and conditions of the selected reward
- Please see https://m.shortstack.page/cvkXbd for full terms and conditions
- Choose from Amazon, Sainsbury's, John Lewis, ASDA and Tesco gift cards
- One reward per person, per offer. Reward availability may vary due to stock and reward denomination
- A reward purchase not made through the tracked offer link will not be verified. The reward is only valid through this link
- A reward can only be validated with a purchase made through the tracked offer link with the cookies accepted
- If you don't make a purchase within 24 hours of reward activation, the link will stop working and the activated reward will disappear from your account
- A reward is provided once the purchase has been verified and confirmed as not cancelled by the brand. The verification process varies from brand to brand depending on their return and cancellation policies. This process can take at least 90 working days
- Rewards offer cannot be combined with any other discount, coupon, offer, gift card or promotional code and redeemed for cash. If this is used in conjunction with any other offer or discount, you will not be eligible for the offer
- Please see Amazon terms here https://www.amazon.co.uk/gp/help/customer/display.html?nodeId=200272910
- Vouchercloud reserves the right to withdraw the offer at any time if we feel that the terms of the offer are being abused in any way
- Travel, Holidays or trip bookings will be verified 90-120 days after the date of your return
- Any (i) VAT or other taxes or (ii) service charges or other additional fees, will not be included in calculating the total spend. You can find the breakdown in your order confirmation, showing your purchase amount before taxes or additional fees
- We are not responsible if the brand cancels part of your order
- The purchase of gift cards does not qualify for a reward
- Cancelling, returning, or receiving a refund for any items made in your online purchase will deem the claim invalid and you will not receive the gift card
- Purchases completed via mobile apps do not qualify for the reward
- All purchases must be paid in full in GBP and excludes all types of 'buy now pay later' purchases such as Klarna, Clear Pay, Paypal, etc
- Upon receipt of verification from the merchant that you made a qualifying purchase, we shall email your registered email address with confirmation and details on how to redeem your Reward. We cannot be responsible for any confirmation emails which are lost during transmission or which do not reach you because you provided an incorrect or invalid email address, lost access to your email address or have spam blockers or similar features in place
- If you have any issue with the reward please contact our Customer Service team at hello@vouchercloud.com
- Cannot be used in conjunction with any other offer
- Available whilst stocks last
- All brands reserve the right to remove any offer without giving prior notice
Deal
Delivery is Free on Selected Orders at Optimum Nutrition
Ends 30 September
Terms and Conditions
- Cannot be used in conjunction with any other offer
- One per person
- For full Terms & Conditions please see website
- Available whilst stocks last
- All brands reserve the right to remove any offer without giving prior notice
Deal
Be Sure Before You Commit: Check Out the Reviews at Optimum Nutrition
Ends 30 September
Terms and Conditions
- Cannot be used in conjunction with any other offer
- One per person
- For full Terms & Conditions please see website
- Available whilst stocks last
- All brands reserve the right to remove any offer without giving prior notice
Deal
Discover Multiple Payments Options at Optimum Nutrition
Ends 30 September
Terms and Conditions
- Cannot be used in conjunction with any other offer
- One per person
- For full Terms & Conditions please see website
- Available whilst stocks last
- All brands reserve the right to remove any offer without giving prior notice
Deal
Don't Miss the Latest Deals on Offer at Optimum Nutrition
Ends 30 September
Terms and Conditions
- Cannot be used in conjunction with any other offer
- One per person
- For full Terms & Conditions please see website
- Available whilst stocks last
- All brands reserve the right to remove any offer without giving prior notice
Deal
Sign Up to the Newsletter for Exclusive Offers and Updates at Optimum Nutrition
Ends 30 September
Terms and Conditions
- Cannot be used in conjunction with any other offer
- One per person
- For full Terms & Conditions please see website
- Available whilst stocks last
- All brands reserve the right to remove any offer without giving prior notice
Since 1986, Optimum Nutrition has been providing the best possible nutritional supplements to customers all over the world with high quality products that have been often copied but rarely bettered. In 2005, it was the first to create the slow-digesting protein category with its Gold Standard Casein and in 2009 it launched the first All-Micellar Casein Protein. Today, its range still leads the way in nutritional innovation with high quality gainers andrecovery products available. Such is its success, Optimum Nutrition sponsors a number of athletes including numerous international bodybuilders as well as Leinster Rugby.
Sourcing only the highest quality casein, creatine and whey protein, its products are proven to be effective in helping you reach your goals. There are supplements here in every form, so whether you prefer protein powder, tablets or breakfast bars, there’s a solution here for you. There’s also a blog teeming with workout plans and recipe ideas to help you make the most of this incredible range.
- Click on the offer of your choice at vouchercloud and copy the code if provided
- Follow our link to the Optimum Nutrition website and browse for your product
- Click on it then select ‘Add to Basket’ and click on your basket in the top right hand corner
- In your basket, enter the discount code in the box beneath your order and click ‘Apply’
- Click ‘Proceed to Secure Checkout’ to complete your purchase
- Any offers which don’t require a discount code will be applied automatically

Sign up to Optimum Nutrition’s mailing list to hear about some brilliant offers!
Can I get free delivery with Optimum Nutrition?
Yes, all orders over £30 qualify for free delivery.
How can I pay with Optimum Nutrition?
You can pay with Visa, Maestro, Mastercard, PayPal.
Does Optimum Nutrition have an offers page?
Yes, you can see the offers right here.
- Phone: 0345 688 5120
- Email: ukconsumer@optimumnutrition.com
- Contact form here
Delivery is free on orders over £30, though you can upgrade to a faster service at a premium. The cost of this varies depending on your order.
You can return your purchase within 14 days of receipt to receive an exchange or refund. Item must be in original conditions and packaging. Contact customer services and then send the product back, including a returns form. You’ll find the full policy here.