"I was sceptical at first, but so glad I gave these a try. My running endurance has improved so much since taking these, I have noticed such a difference especially in my long runs. These now have a permanent place in my supplement stack!"
Ultra Magnesium is designed to support recovery, sleep, muscle function, and overall energy metabolism. It contains a blend of three bioavailable forms of magnesium—Magnesium Citrate, Magnesium Bisglycinate, and Magnesium Taurate—paired with Beetroot Extract for enhanced athletic performance.
Key benefits
Magnesium plays a crucial role in over 300 biochemical reactions in the body, including muscle function, energy production, protein synthesis, and reducing fatigue. Athletes, especially those engaged in high-intensity activities, are often at risk of magnesium deficiency. Ultra Magnesium helps to optimise recovery, maintain electrolyte balance, and improve sleep quality—essential elements of long-term athletic performance.
Ingredients list
Magnesium Citrate 110mg Magnesium supports muscle function and reduces fatigue by regulating electrolyte balance.
Magnesium Bisglycinate 95mg Paired with glycine to enhance sleep quality and recovery.
Magnesium Taurate 20mg Combined with taurine for cardiovascular and muscle support.
Beetroot Powder (Beta vulgaris) 1000mg Rich in nitrates, it boosts nitric oxide production, enhancing blood flow and athletic performance.
Vitamin D3 (Cholecalciferol from algae) 10µg Vitamin D supports normal muscle function, immune health, and calcium absorption. Derived from algae for a plant-based source.
Frequently asked questions
Who is magnesium for? Magnesium is for athletes, fitness enthusiasts, and anyone looking to enhance recovery, reduce fatigue, and improve sleep quality.
How long will it last? Capsules Per Box - 90
Number of Servings - 30
How long before I notice the benefits of taking magnesium? Time taken to feel the benefits of this product differ between individuals. It can take up to 12 weeks to feel the benefits of taking Magnesium.
Shipping and returns
Free UK Shipping on subscriptions and orders over £50.
100% PERFORMANCE GUARANTEE. Not right for you after 30 days? No problem, we'll refund you.
Unopened products can be returned within 21 days of delivery for a full refund.
Please reference our Shipping and Returns page here for more information or contact us at contact@puresport.co with any queries
Don’t just take our word for it.
We’ve supported 650,000+ nights of better sleep and counting with our magnesium. Clean, effective, and no unnecessary extras.
WHY DAILY INTAKE MATTERS
Magnesium is a foundational mineral, but intake often falls short, especially in active individuals.
75%
of users rated Puresport better than other brands they've used
72%
said it has improved their sleep quality
71%
said it improved their overall recovery
Customer Reviews
Overall rating: 4.9 / 5 from 91 reviews.
A must if taking running seriously
I have noticed benefits since taking these, albeit you have to be patience but I do feel benefits for my muscle recovery taking these.
Sam R.4/5Verified
Definitely Helping towards recovery and notice the difference when not taking them. Highly recommend you use.
Sean G.5/5Verified
Good product woth good quality ingredients
Easy to navigate system would recommendProduct: easy-to-navigate system would recommend
Michael C.5/5Verified
excellent, makes my seep better
Mr B.5/5Verified
Great results and easy to swallow, I highly recommend this product for anyone
Rinih A.5/5Verified
Best on the market
Having taken magnesium supplements before, I thought I’d give PureSport’s magnesium a go as I’m already a regular user of their other products and absolutely love them. It really helps with my recovery and sleep. So much so that I’ve already ordered some more. Highly recommend!
Jason B.5/5Verified
The best magnesium I have tried on the market, really helps with my sleep.
B W.5/5Verified
I've been taking these magnesium capsules for a few weeks now and I'm really impressed. They're easy to swallow, gentle on my stomach, and I've definitely noticed a difference in my sleep quality and muscle recovery. I wake up feeling more refreshed and less tense. The refill bag is great value too. I'll definitely be ordering again and would happily recommend them to anyone looking for a good quality magnesium supplement.
Yozzer K.5/5Verified
Easy to take and has made a noticeable improvement to resilience and sleep as part of my marathon training
Simon S.5/5Verified
Made a huge difference to my sleep and recovery
Ben L.5/5Verified
Very happy
Gary B.5/5Verified
Really happy with these magnesium tablets. I’ve been taking them for a few weeks and can definitely feel the difference. easy to take and seem to be helping with my sleep and overall energy:u1F90C:
Emilia P.5/5Verified
Better sleep
Has helped me stay asleep at night thoroughly recommend
Emma B.5/5Verified
Seems to help with recovery
Tom M.5/5Verified
Genuinely transformed my sleep. I track my sleep and my Sleep Score has improved so much. Taking this is the only thing that changed.
Michael R.5/5Verified
Love these easy to swallow and make such a difference to my sleep.
Helen O.5/5Verified
Defiantly noticed going to sleep was easier
Mr T.5/5Verified
Good idea to save waste.
Ben N.5/5Verified
Game changer, investment supplement.
Kyle H.5/5Verified
Feeling a lot less tired and muscle recovery a lot quicker
Ben L.5/5Verified
Very good product. Works well for me. I am also quite sensitive to odd ingredients in supplements but this seems to be good. Will buy again.
Reuben F.5/5Verified
Works well.
Arun B.5/5Verified
Been taking it for 5 months now and noticed im sleeping better and feeling more zen
Jazz C.4/5Verified
One of the best products i've used so far. Really loved it.
Nimish S.5/5Verified
I bought the Magnesium Ultra from Puresport and have been really impressed so far. The quality feels premium and it’s easy to take daily. I mainly got it to help with relaxation and recovery, and I’ve definitely noticed a difference, especially in the evenings after work. Delivery was quick and the packaging was clean and professional too. Will be ordering again. ”
Yozzer K.5/5Verified
good stuff
Rohan H.4/5Verified
I started taking this a little while ago! I love it! I’ve seen a change in my sleep quality
Moli H.5/5Verified
Great product! Massively helped with muscle recovery and quality of sleep!
Nida A.5/5Verified
Improves REM
100% helps deep sleep. Wake up feeling refreshed. Supports my recovery.
Aytac H.5/5Verified
Excellent
Catherine R.5/5Verified
Great value for money and the subscriptions make it super easy/simple to hit nutrition goals. I have their magnesium, vitamin D +K2 supplement and electrolytes delivered monthly/bi monthly and it make it’s so effortless.
Adrian G.5/5Verified
I really like the Puresport products, especially the magnesium as it’s helping me sleep and recover better. Thank you so much again for sending it to me.
Giuseppe M.5/5Verified
Brilliant, I really miss them if I don’t take them.
Joe G.5/5Verified
Amazing product, truly helps overall health and performance.
Ellé-kate M.5/5Verified
Recovery is a the main issue for someone one of my age (63) so it's good to have something to back you up ultra magnesium does what it says
Paul H.5/5Verified
Super supplement
Hugh M.5/5Verified
Delivery really fast as usual!
Catherine R.5/5Verified
It's fantastic and has a pleasant aroma. I will take 2 or 3 before bed, depending on the effort of the day. I have sleep more soundly and woken up rested, even on days where I expect fatigue.
Daniel H.5/5Verified
A great addition as a part of recovery, I use it regularly in the evenings and it’s really effective in improving performance. Highly recommend.
Daniel D.5/5Verified
.
Louise L.5/5Verified
Only what you need, nothing you don't.
Magnesium (Citrate)
Magnesium supports muscle function and reduces fatigue by regulating electrolyte balance.
Magnesium Bisglycinate
Paired with glycine to enhance sleep quality and recovery.
Magnesium Taurate
Combined with taurine for cardiovascular and muscle support.
Beetroot Powder 1000mg (Beta Vulgaris)
Beetroot powder is rich in nitrates, it boosts nitric oxide production, enhancing blood flow and athletic performance.
Vitamin D3
Vitamin D3 sourced from marine algae, supports immune function, bone health, and recovery from intense exercise.
SUPPORT RECOVERY, SLEEP, AND THE NERVOUS SYSTEM
Over 300 essential functions.
Magnesium is involved in over 300 processes in the body, including muscle function, energy production, nerve signalling and sleep.
Highly absorbable forms.
We use bioavailable forms of magnesium so your body can absorb and use it effectively, without relying on cheap, poorly absorbed alternatives.
Designed for recovery and rest.
Supports muscle relaxation and nervous system recovery, helping you switch off and recover.
MADE IN UK
Gluten Free
Vegan
Certified
Trusted by the Best
Us vs Them. How We Stack Up.
PURESPORT
OTHER BRANDS
MAGNESIUM COMPLEXES
Evidence-based dose that won't upset your stomach
Well-absorbed forms (not oxide)
A blend of three bioavailable forms of magnesium
Beetroot powder & vitamin D3
Informed Sports Certified
Informed Sport Certified
Vegan
Gluten Free
No Preservatives
Why do I need magnesium?
Magnesium is involved in over 300 essential processes in the body, including muscle function, nerve signalling, energy production and sleep.
How does it work?
Magnesium helps muscles relax after contraction and supports the nervous system, helping the body shift from stress into recovery.
When do I take it?
Daily, ideally in the evening or post-training to support recovery, relaxation and sleep quality.
Why Puresport?
Many magnesium products use cheap, poorly absorbed forms. Ours uses highly bioavailable forms in effective doses, so your body can absorb and use it.
Backed by Experts
Magnesium is involved in hundreds of biochemical reactions relevant to athletes, from normal muscle function, nervous-system function, energy metabolism and electrolyte balance. Puresport's magnesium blend combines citrate, bisglycinate and taurate - three forms chosen specifically for their absorption and tolerability and to be gentle on the stomach.
Dr Jamie Pugh
MD, PHD
Science Advisor | MIT Sloan
More Questions?
Magnesium supplements help relax muscles, ease cramps, improve sleep, and boost recovery. Puresport’s ultra magnesium supports athletes by enhancing hydration and energy, making it a great addition to your wellness routine.
Yes! Magnesium promotes better sleep by calming nerves and muscles. Puresport’s formula is designed to help you rest and recover, ideal for athletes and busy people.
Magnesium supplements are your secret weapon for crushing workouts and chilling out after! They ease muscle cramps, boost recovery, and help improve sleep. Puresport’s magnesium glycinate powers up your energy and keeps you hydrated, perfect for athletes or anyone chasing peak performance.
Time taken to feel the benefits of this product differ between individuals. It can take up to 12 weeks to feel the benefits of taking Ultra Magnesium.
For optimal results, take 3 ultra magnesium capsules daily.
Low magnesium levels can cause:
Muscle cramps and twitches
Fatigue and low energy
Sleep problems and restlessness
Headaches or migraines
Mood changes like anxiety or irritability
If you regularly experience these symptoms, a may help restore healthy levels.
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