20% off your orders at Optimum Nutrition
- Code promise
- Supports Stroke Association
15% off First order plus Free Starter Pack with Optimum Nutrition's Newsletter Sign up
- Supports Stroke Association
Free Delivery on orders over £50 at Optimum Nutrition
- Supports Stroke Association
Vitamins from £16 at Optimum Nutrition
- Supports Stroke Association
20% off Optimum Nutrition Bundles
- Supports Stroke Association
Free Recipes at Optimum Nutrition
- Supports Stroke Association
Protein Calculator at Optimum Nutrition
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Buy Now, Pay Later with Klarna at Optimum Nutrition
- Supports Stroke Association
Popular Optimum Nutrition Discount Codes
| Discount | Last verified | Redemptions |
|---|---|---|
| 20% off your orders at Optimum Nutrition | 1 Dec, 2025 | Used 52 Times |
| 15% off First order plus Free Starter Pack with Optimum Nutrition's Newsletter Sign up | 1 Dec, 2025 | Used 36 Times |
| 20% off Optimum Nutrition Bundles | 1 Dec, 2025 | Used 35 Times |
| Free Delivery on orders over £50 at Optimum Nutrition | 1 Dec, 2025 | Used 4 Times |
| Vitamins from £16 at Optimum Nutrition | 1 Dec, 2025 | Used 5 Times |
Savoo - Discount Codes You Can Trust!
Pick a charity to donate for free as you save!
Choose from one of our featured charities below, or see all charities and we'll donate up to 5% of your order when you use a Optimum Nutrition deal!
Get Free Delivery on Orders
Enjoy free delivery on all orders when you spend over £45. Why pay extra for delivery when you can spend more and take advantage of this great discount? Add a few optional extras to your basket to ensure you’re over the limit, and you’ll be golden. Combine with an Optimum Nutrition discount code to collect further neat savings.
By Stephanos Charalambous, your Optimum Nutrition Money Saving Editor
Last checked 1 week ago
Today's top Optimum Nutrition discount codes
| Total Offers | 8 |
| Voucher Codes | 1 |
| Best Discount | 20% Off |
| Free Delivery Deals | 1 |
| Average Savings | £28.75 |
How to Save at Optimum Nutrition
- Become an Optimum Nutrition member to access exclusive member-only deals. Sign up to receive email newsletters when prompted because you'll be the first to hear about the latest deals and product news. They sometimes issue a 15% introductory discount, so look out for that dropping in your inbox.
- Refer a friend to enjoy £10 off a future Optimum Nutrition order. Share a referral link with friends or followers who have yet to discover the nutrition brand's benefits to get the Optimum Nutrition promo code. The person you refer will also get the same discount.
- Check out the free recipe section for advice on making delicious and nutritious treats. From protein pancakes to casein pudding, you'll find a recipe you love. Optimum Nutrition regularly posts new recipes, so stay up to date with them to ensure you don't miss out on the latest healthy food craze.
About Optimum Nutrition
Whether you’re an elite athlete, a keen weightlifter, or like to go for a jog occasionally, make sure you’re doing it right with Optimum Nutrition, the online store that puts your nutrition first. Pick up some mass gainer powder to boost your muscle game, grab a protein bar for eating on the go, or help your muscles recover with gold-standard casein supplements.
No matter your fitness level, these fantastic food options will help you achieve muscle correctly. Whether you’re a proper trainer or want to up your recovery speed, find something that suits you when shopping with Optimum Nutrition.
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Optimum Nutrition FAQs
ᐅ Where can I find an Optimum Nutrition discount code?
Get the Optimum Nutrition discount code you need from Savoo. Use the handy search function to see which codes are available. Choose one, use it when checking out, and activate your discount immediately. We currently have 1 Optimum Nutrition promo codes with discounts of up to 20% off are frequently available.
ᐅ Does Optimum Nutrition have a student discount?
There is not an Optimum Nutrition student discount, but there are lots of other great ways to save. From signing up to the newsletter to checking out free advice, Savoo has all of the best ways to save for Optimum Nutrition.
ᐅ Does Optimum Nutrition offer free returns?
If you’ve been sent the wrong product, the product is out of date, or it’s been delivered damaged, you won’t have to pay to return your order.
ᐅ Is there an Optimum Nutrition sale on?
Optimum Nutrition doesn't have a sale in the traditional sense, but look out for promotions, voucher codes, and seasonal sales to get your money’s worth while you shop. Pay less for all your favourite supplements and boost your workout game without breaking the bank!
ᐅ Can I get free samples from Optimum Nutrition?
Optimum Nutrition are currently not sending out free samples, but you can purchase sachets from the website. There are tons of other free gifts available though, so fill your boots!
ᐅ Do Optimum Nutrition prices include VAT?
Indeed they do. All Optimum Nutrition prices include VAT.
ᐅ Can I get Optimum Nutrition Black Friday deals?
Yes, every year Optimum Nutrition has a wealth of Black Friday offers. The deals traditionally kick off in late November, with voucher codes featuring discounts of up to 25% off. Look out for Cyber Monday offers that will likely expand on the Optimum Nutrition Black Friday deals.
How to Save More Money at Optimum Nutrition
Optimum Nutrition products are perfect to enhance your active lifestyle, and the great news is there are lots more ways to save money or get a better deal on your protein and fitness essentials purchases.
Claim Free Gifts
It's always nice to get some added value, and the great news is that Optimum Nutrition always has free gift promotions running. Whether free pre-workout shots, multivitamins or even a complimentary backpack, they are a great way to get a better deal. Many require an Optimum Nutrition voucher, which you will find on Savoo.
Get Health Advice
Browse the excellent advice section for many free tips and tricks to help you cultivate healthy habits. Learn how to improve your sleep health, get help training for different sports, or read up on the importance of protein and muscle. All this and more, and you won't have to pay a thing!
Free Gym Pass Voucher
Complete an order of £70 to get your hands on a free gym pass voucher for clubs nationwide. It's a nice little extra, especially if you're new to the gym game and want to boost your fitness goals. Look out for the confirmation email to gain entry to the club of your choice.
How to Redeem an Optimum Nutrition Discount Code
- Choose your Optimum Nutrition code from Savoo
- Click the deal and copy your code
- Follow the link to the website and choose your Optimum Nutrition products
- When you’re ready to checkout, click ‘view cart’
- In the ‘promotional code’ box, input your code
- Click ‘apply’ to redeem and enjoy your discount!
Recently Expired Optimum Nutrition Discount Codes & Deals
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