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Vitabiotics Ultra Magnesium Premium Quality – 60 Tablets

Vitabiotics Ultra Magnesium Premium Quality – 60 Tablets

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  • 5. Supports cardiovascular risk reduction
  • 6. Over 22 million patients treated with semaglutide-based therapies since 2018

  • ✔️ Supports normal muscle function and helps reduce cramps
  • ✔️ Contributes to reduced tiredness and fatigue daily
  • ✔️ Provides magnesium in two forms for effective absorption
  • ✔️ Supports normal nervous system and energy metabolism
  • ✔️ Suitable for vegetarians; 60-day supply per pack

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What Are Magnesium Tablets UK and How Do They Help?

 

Magnesium is one of the most important minerals your body relies on every single day. It plays a role in hundreds of biochemical processes — from keeping your muscles working properly to supporting your nervous system and helping you feel less tired. Yet many people in the UK simply don't get enough of it through diet alone. That's where magnesium tablets UK like Vitabiotics Ultra Magnesium come in. Available from our vitamins and supplements range at Cured Pharmacy, this 60-tablet pack offers a convenient, affordable way to top up your intake for just £4.90.

Vitabiotics is a well-established UK supplement brand, and their Ultra Magnesium formula provides magnesium in two forms — magnesium oxide and magnesium citrate — to support absorption. Each tablet is designed to contribute to normal muscle function, energy-yielding metabolism, and the reduction of tiredness and fatigue, as recognised by the European Food Safety Authority (EFSA).

 

How Does Vitabiotics Ultra Magnesium Work in the Body?

 

Magnesium acts as a cofactor for enzymes involved in energy production, protein synthesis, and DNA repair. When you take a magnesium supplement, the mineral is absorbed through the small intestine and distributed to tissues throughout the body, including muscle, bone, and the brain. Here's what it contributes to:

  • Normal muscle contraction and relaxation — important for preventing cramps
  • Normal functioning of the nervous system
  • Reduction of tiredness and fatigue
  • Normal energy-yielding metabolism
  • Maintenance of normal bones and teeth
  • Normal protein synthesis

Magnesium citrate, one of the forms used in this product, tends to be well absorbed compared to some other magnesium salts, making it a practical choice for daily supplementation.

 

Who Should Consider Using Vitabiotics Ultra Magnesium?

 

This supplement is suitable for adults who feel they may not be getting enough magnesium through their diet. Certain groups are more likely to have lower magnesium levels, including people with high-stress lifestyles, those who exercise regularly, older adults, and individuals with digestive conditions that affect nutrient absorption. It may also be useful if you frequently experience muscle cramps, low energy, or disrupted sleep.

  • Adults with dietary gaps in magnesium intake
  • People experiencing persistent tiredness or low energy
  • Those who exercise frequently and experience muscle cramps
  • Older adults, who may absorb magnesium less efficiently

It is not intended for children unless specifically directed by a healthcare professional. Always read the label before use.

 

How Does Vitabiotics Ultra Magnesium Compare to Other Magnesium Supplements?

 

Feature Vitabiotics Ultra Magnesium 60 Tabs Generic Magnesium Oxide 375mg
Magnesium forms Magnesium oxide + magnesium citrate Magnesium oxide only
Tablet count 60 tablets Varies (typically 30–90)
Price (approx.) £4.90 £3.00–£8.00
Brand reputation Established UK brand (Vitabiotics) Variable

 

Is Vitabiotics Ultra Magnesium Suitable for Vegetarians and How Should It Be Stored?

 

Vitabiotics Ultra Magnesium tablets are suitable for vegetarians. They should be stored below 25°C in a dry place, away from direct sunlight, and kept out of the reach and sight of children. Do not use after the expiry date printed on the packaging. If you're also managing other aspects of your health, you might find our sleep aid range useful alongside magnesium supplementation, particularly if tiredness or disrupted sleep is a concern.

This product is a food supplement, not a medicine. However, speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Vitabiotics Ultra Magnesium Premium Quality – 60 Tablets specifications
Treatment category Mineral supplement
Mechanism of action Cofactor in enzymatic reactions supporting energy metabolism, muscle function, and nervous system activity
Effective for Reducing tiredness and fatigue, supporting normal muscle and nerve function, bone maintenance
Suitable for Adults (vegetarian-friendly)
Active ingredient Magnesium (as magnesium oxide and magnesium citrate)
Pack size 60 tablets
UK classification Food supplement (not a licensed medicine)
Drug class Mineral supplement
Preparation Tablet
Route of administration Oral

Specifications of Vitabiotics Ultra Magnesium Premium Quality – 60 Tablets

 

What Is Vitabiotics Ultra Magnesium and What Is It Used For?

 

Vitabiotics Ultra Magnesium is an oral food supplement providing magnesium in two complementary forms: magnesium oxide and magnesium citrate. It is used to help maintain adequate magnesium levels in adults who may not be getting sufficient amounts through their diet. Magnesium contributes to normal muscle function, the normal functioning of the nervous system, normal energy-yielding metabolism, and the reduction of tiredness and fatigue. It also supports the maintenance of normal bones and teeth, and plays a role in normal protein synthesis.

Low magnesium intake is relatively common in the UK. Dietary sources include green leafy vegetables, nuts, seeds, and wholegrains — but busy lifestyles, processed food diets, and certain health conditions can all reduce how much magnesium you actually absorb. This supplement offers a straightforward, once-daily way to bridge that gap.

 

What Do You Need to Know Before Using Vitabiotics Ultra Magnesium?

 

Before starting any supplement, it's worth checking whether it's right for you. Do not take this product if any of the following apply:

  • You have kidney disease or impaired renal function — excess magnesium cannot be excreted efficiently
  • You have been diagnosed with hypermagnesaemia (elevated magnesium levels)
  • You are allergic or hypersensitive to any ingredient in the product
  • You are under 18 years of age (unless advised by a healthcare professional)

The following medicines may interact with magnesium supplements. Speak to your pharmacist or GP if you take any of these:

  • Bisphosphonates (e.g. alendronic acid) — magnesium can reduce their absorption
  • Tetracycline antibiotics (e.g. doxycycline) — absorption of both may be reduced if taken together
  • Certain diuretics (water tablets) — some increase magnesium loss, others reduce it
  • Proton pump inhibitors (e.g. omeprazole) — long-term use may lower magnesium levels further

If you are pregnant or breastfeeding, consult your GP or midwife before taking this supplement.

 

How Should You Use Vitabiotics Ultra Magnesium?

 

Using this supplement correctly helps ensure you get the most benefit while minimising any risk of side effects. Follow these steps:

  1. Take one tablet daily with a main meal — food helps improve absorption and reduces the chance of stomach discomfort
  2. Swallow the tablet whole with a full glass of water
  3. Try to take it at the same time each day to build a consistent routine
  4. Do not take more than the recommended daily dose
  5. If you miss a dose, take it as soon as you remember — but skip it if your next dose is due soon
Indication Age Group Dose Frequency
Magnesium supplementation Adults (18+) 1 tablet Once daily with food
Children under 18 Under 18 Not recommended Unless directed by a doctor

 

What Are the Possible Side Effects of Vitabiotics Ultra Magnesium?

 

At the recommended dose, side effects are uncommon. However, as with any supplement, some people may experience mild reactions, particularly when first starting. If you're also exploring options for digestive comfort, our IBS and cramps range may be worth browsing alongside your magnesium supplementation.

Common side effects (may affect some users):

  • Loose stools or mild diarrhoea — particularly if the dose is too high
  • Mild stomach discomfort or nausea

Less common side effects (rare at recommended doses):

  • Abdominal cramping
  • Flatulence

Signs of excessive magnesium intake (hypermagnesaemia) — which is very unlikely at standard supplement doses but more of a risk in people with kidney problems — can include nausea, low blood pressure, and muscle weakness. Seek medical advice immediately if you experience these symptoms.

 

How Should You Store Vitabiotics Ultra Magnesium?

 

Proper storage keeps your tablets effective for their full shelf life. Follow these guidelines:

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and moisture
  • Keep out of the reach and sight of children
  • Do not use after the expiry date printed on the packaging
  • Do not store in the bathroom or near a sink — humidity can degrade the tablets

If you have any unused tablets after the expiry date, return them to your local pharmacy for safe disposal. Do not dispose of medicines via household waste or down the sink. You can find further health support products, including those for pain relief, across our online pharmacy range.

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Frequently Asked Questions

Where can I buy Vitabiotics Ultra Magnesium online in the UK?

You can buy Vitabiotics Ultra Magnesium 60 Tablets directly from Cured Pharmacy, a UK GPhC-registered online pharmacy, for just £4.90. It's available without a prescription and can be ordered from our vitamins and supplements collection. No GP referral is needed — simply add to basket and check out.

How does magnesium work in the body?

Magnesium acts as a cofactor in more than 300 enzymatic reactions, including those involved in energy production, protein synthesis, and muscle contraction. It helps regulate nerve signals and supports the structural development of bone. Without adequate magnesium, many of these processes become less efficient, which can contribute to fatigue, muscle cramps, and poor sleep.

How do I take Vitabiotics Ultra Magnesium step by step?

Take one tablet daily with a main meal, swallowed whole with a full glass of water. Try to take it at the same time each day to maintain consistency. Do not crush or chew the tablet, and never exceed the recommended daily dose.

What is the best time of day to take magnesium tablets?

There is no single "best" time, but many people find taking magnesium tablets in the evening with their main meal works well — particularly if they're hoping to support relaxation and sleep quality. Taking it with food also helps reduce the chance of stomach discomfort. Consistency matters more than timing, so choose a time you can stick to daily.

What are the side effects of Vitabiotics Ultra Magnesium?

At the recommended dose of one tablet daily, side effects are uncommon. Some people may experience loose stools, mild nausea, or stomach discomfort, particularly when first starting. If symptoms persist or worsen, stop taking the supplement and speak to your pharmacist or GP.

How do I manage side effects from magnesium supplements?

If you experience digestive discomfort, try taking your tablet with a larger meal rather than a snack, as food can buffer the effect on your stomach lining. Staying well hydrated throughout the day also helps. If loose stools are a persistent issue, speak to your pharmacist — they may suggest a different magnesium form or dose adjustment.

Who is eligible to take Vitabiotics Ultra Magnesium?

This supplement is suitable for adults aged 18 and over who wish to support their magnesium intake. It is vegetarian-friendly and does not require a prescription. People with kidney disease, hypermagnesaemia, or known allergies to any ingredient should consult a GP or pharmacist before use.

Who should not take Vitabiotics Ultra Magnesium?

You should avoid this supplement if you have kidney disease or impaired renal function, as your kidneys may not be able to excrete excess magnesium safely. It is also not recommended for those with hypermagnesaemia or known hypersensitivity to any of the ingredients. Always check with your GP if you are unsure whether this product is appropriate for you.

What happens if I miss a dose of Vitabiotics Ultra Magnesium?

If you forget to take your tablet, take it as soon as you remember — unless it is nearly time for your next scheduled dose, in which case simply skip the missed one. Never take two tablets at once to compensate for a missed dose. Missing the occasional tablet is unlikely to cause any noticeable effect, as magnesium builds up gradually in the body.

Can I take magnesium tablets with other medicines?

Magnesium can interact with certain medicines, including bisphosphonates (such as alendronic acid), tetracycline antibiotics, some diuretics, and proton pump inhibitors like omeprazole. To avoid reduced absorption, space magnesium tablets at least two hours apart from these medicines. Always tell your pharmacist about all supplements you are taking when collecting a prescription.

How long can you take Vitabiotics Ultra Magnesium for?

Vitabiotics Ultra Magnesium can be taken long-term as part of a balanced diet and healthy lifestyle, as magnesium is an essential daily nutrient. There is no standard maximum duration for supplementation at the recommended dose. If you have any concerns about long-term use, particularly if you have an underlying health condition, speak to your GP or pharmacist.

What are the alternatives to Vitabiotics Ultra Magnesium?

Alternatives include other magnesium supplements such as magnesium glycinate, magnesium malate, or standalone magnesium oxide tablets from various brands. Dietary sources like spinach, almonds, pumpkin seeds, and dark chocolate also contribute to magnesium intake. Browse our full vitamins and supplements range to compare available options.

Can magnesium tablets help with sleep?

Magnesium plays a role in regulating neurotransmitters and melatonin, which are involved in the sleep-wake cycle. Some people report improved sleep quality when correcting a magnesium deficiency. However, magnesium supplements are not licensed as a sleep medicine — if sleep problems are significant, explore our sleep aid range or speak to your GP.

Is Vitabiotics Ultra Magnesium suitable for vegetarians and vegans?

Vitabiotics Ultra Magnesium tablets are suitable for vegetarians. If you follow a vegan diet, check the current product label or contact Vitabiotics directly to confirm vegan suitability, as formulations can occasionally change. The product does not contain any obvious animal-derived ingredients based on current available information.

What does the latest research say about magnesium supplementation?

Research continues to support magnesium's role in muscle function, energy metabolism, and bone health, with the European Food Safety Authority (EFSA) confirming several authorised health claims for magnesium. Some studies also suggest associations between adequate magnesium intake and cardiovascular health, though supplementation is not a substitute for medical treatment. Always rely on NHS guidance and speak to a healthcare professional for personalised advice.

How Should You Use Vitabiotics Ultra Magnesium?

Using this supplement correctly is straightforward, but a consistent routine makes a real difference to how well it works for you. Always read the product label before starting, and follow the steps below for best results.

If you miss a dose, take it as soon as you remember. If your next dose is due soon, skip the missed one and carry on as normal. Never double up.

What Is the Correct Dose of Vitabiotics Ultra Magnesium?

The recommended dose for adults is one tablet per day. This provides a meaningful contribution to your daily magnesium requirements without exceeding safe upper intake levels. The NHS advises that adults need approximately 270–300mg of magnesium per day from all sources combined, including food and supplements.

When Is the Best Time to Use Vitabiotics Ultra Magnesium?

There is no strict rule about timing, but taking your tablet with your evening meal is a popular choice. Some people find that magnesium supports a sense of calm and relaxation, which may be particularly welcome in the evening. That said, taking it with breakfast or lunch works just as well — what matters most is that you take it consistently at the same time each day.

Avoid taking it on an empty stomach if you have a sensitive digestive system, as this can occasionally cause mild nausea or loose stools.

How Long Can You Use Vitabiotics Ultra Magnesium For?

Magnesium is an essential mineral your body needs every day, so there is no set maximum duration for supplementation at the recommended dose. Many people take magnesium supplements long-term as part of their daily health routine, particularly if their diet is consistently low in magnesium-rich foods such as nuts, seeds, and leafy greens.

If you have an underlying health condition — particularly kidney disease — speak to your GP before taking this supplement for an extended period. Regular dietary review is always a good idea alongside supplementation.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

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What Are the Most Common Side Effects of Vitabiotics Ultra Magnesium?

At the recommended dose of one tablet daily, most people tolerate Vitabiotics Ultra Magnesium well. Side effects are uncommon, but some individuals — particularly those new to magnesium supplementation — may notice mild digestive symptoms when first starting.

  • Loose stools or mild diarrhoea
  • Mild nausea, especially if taken on an empty stomach
  • Stomach discomfort or bloating

These effects are usually temporary and often resolve once your body adjusts. Taking the tablet with a main meal rather than on an empty stomach can significantly reduce the likelihood of digestive upset.

What Are the Less Common Side Effects of Vitabiotics Ultra Magnesium?

Less common reactions are rare at the standard supplementation dose. However, some people may experience the following, particularly if they are sensitive to changes in mineral intake:

  • Abdominal cramping
  • Flatulence
  • A feeling of heaviness in the stomach

These symptoms are generally mild and self-limiting. If they persist beyond the first week of use, it is worth speaking to your pharmacist, who may suggest adjusting the timing of your dose or switching to a different magnesium formulation.

What Are the Serious Side Effects of Vitabiotics Ultra Magnesium?

Serious side effects from magnesium supplementation at recommended doses are very rare in people with normal kidney function. However, in individuals with kidney disease or impaired renal function, magnesium can accumulate to unsafe levels — a condition called hypermagnesaemia. Symptoms to be aware of include:

  • Nausea and vomiting
  • Low blood pressure (hypotension)
  • Muscle weakness or loss of reflexes
  • Difficulty breathing (in severe cases)
  • Irregular heartbeat

If you experience any of these symptoms, stop taking the supplement immediately and seek urgent medical attention. This is particularly important if you have any pre-existing kidney condition.

What Should You Do If You Experience Side Effects?

For mild digestive side effects, try taking your tablet with a larger meal and ensure you drink plenty of water throughout the day. If symptoms are persistent or troublesome, stop use and consult your pharmacist or GP. You should never ignore side effects that feel unusual or severe — always err on the side of caution and seek professional advice promptly.

You can also report suspected side effects from food supplements to the Food Standards Agency (FSA) or seek guidance from your local pharmacist.

Can Vitabiotics Ultra Magnesium Interact With Other Medicines?

Yes, magnesium can interact with certain medicines. The most clinically relevant interactions include bisphosphonates such as alendronic acid (used for osteoporosis), tetracycline-class antibiotics such as doxycycline, some diuretics, and proton pump inhibitors like omeprazole. Magnesium can reduce the absorption of these medicines if taken at the same time. To minimise this risk, space your magnesium tablet at least two hours away from any interacting medicine. Always inform your pharmacist of all supplements you are taking when collecting a prescription or purchasing over-the-counter medicines.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

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