Skip to product information
1 of 1

  • Images are for illustration purposes only

Floradix Magnesium Liquid - 250ml

Floradix Magnesium Liquid - 250ml

  • 1. Ozempic®️-equivalent therapy now available for weight management
  • 2. Average weight loss of 17%, with 1 in 3 patients achieving over 20%
  • 3. May help reduce osteoarthritis-related pain
  • 4. Wegovy®️ is not expected to impact the effectiveness of oral contraceptives
  • 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
  • ✔️ Liquid format may offer faster absorption than tablets
  • ✔️ Suitable for women, athletes, and those with low dietary magnesium
  • ✔️ Contains organic magnesium salts — gluconate and citrate forms

Price Checker

Regular price £8.49
Sale price £8.49
Sale Sold out
  • Lowest price guarantee
  • Includes FREE private prescription

Purchase Options

View full details

 

Is Floradix Magnesium Liquid Supplement Right for You?

 

Magnesium is one of those nutrients that quietly does an enormous amount of work. It contributes to normal muscle function, supports the nervous system, and plays a key role in reducing tiredness and fatigue — yet many people in the UK simply don't get enough of it through diet alone. If you've been feeling unusually tired, experiencing muscle cramps, or struggling to wind down at night, low magnesium could be a factor worth exploring. The magnesium liquid supplement from Floradix offers a convenient, food-state way to top up your levels without the need for tablets or capsules. You can browse the full range of options in our vitamins and supplements collection if you'd like to compare alternatives.

Floradix Magnesium Liquid comes in a 250ml bottle and is priced at just £8.49, making it an accessible choice for everyday supplementation. It's produced by Salus-Haus, a well-established European manufacturer with a long history in food-state liquid supplements. The formula uses magnesium in organic salt forms — gluconate and citrate — which are generally considered to be well absorbed compared to some inorganic forms.

 

How Does Floradix Magnesium Liquid Work in the Body?

 

Magnesium is involved in more than 300 enzymatic processes in the human body. When you take a liquid magnesium supplement, the mineral is absorbed through the gastrointestinal tract and transported via the bloodstream to tissues where it's needed most — muscles, nerves, and bones. Here's a simplified breakdown of what magnesium does once absorbed:

  • Supports normal energy-yielding metabolism by acting as a cofactor for ATP synthesis
  • Contributes to normal muscle contraction and relaxation, which may help reduce cramps
  • Plays a role in normal nerve signal transmission throughout the body
  • Helps maintain normal psychological function and may support mood balance
  • Contributes to the maintenance of normal bones and teeth
  • Supports normal protein synthesis

The liquid format means the magnesium is already dissolved, which may make it easier for the body to begin absorbing it compared to solid tablet forms that first need to disintegrate in the stomach.

 

Who Should Consider Using Floradix Magnesium Liquid?

 

This supplement is particularly well suited to people whose dietary intake of magnesium may be insufficient. The NHS notes that adults need around 270–300mg of magnesium per day, and certain groups are more likely to fall short of this. It's also a practical option for anyone who finds swallowing tablets difficult.

  • Women, particularly those experiencing premenstrual symptoms or fatigue
  • Adults with busy or restricted diets low in nuts, seeds, and leafy greens
  • Older adults, as magnesium absorption can decrease with age
  • People who exercise regularly and experience muscle cramps or soreness

If you're managing symptoms that overlap with women's health concerns — such as fatigue, mood changes, or muscle tension — it may also be worth exploring our women's health range for complementary support options.

 

How Does Floradix Magnesium Liquid Compare to Magnesium Tablets?

 

Feature Floradix Magnesium Liquid Standard Magnesium Tablets
Form Liquid (pre-dissolved) Solid tablet or capsule
Magnesium salt used Gluconate and citrate (organic) Often oxide or carbonate (inorganic)
Ease of use Suitable for those who dislike tablets Convenient for on-the-go use
Absorption May be faster due to liquid form Depends on tablet disintegration

 

Is Floradix Magnesium Liquid Suitable for Vegetarians and Vegans?

 

Yes — Floradix Magnesium Liquid is suitable for vegetarians. The formula does not contain animal-derived gelatine or meat-based ingredients. However, if you follow a strictly vegan lifestyle, it's worth checking the current product label, as formulations can occasionally change. The product does not contain gluten, making it a reasonable option for those with gluten sensitivity, though it is not certified gluten-free.

Storage is straightforward: keep the bottle below 25°C before opening, away from direct sunlight. Once opened, refrigerate and use within four weeks. This is a food supplement, not a medicine, but it still contains active nutrients that can interact with certain medications. This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Floradix Magnesium Liquid 250ml specifications
Treatment category Mineral food supplement
Mechanism of action Provides bioavailable magnesium to support enzymatic processes, muscle function, and energy metabolism
Effective for Supporting normal muscle function, reducing tiredness and fatigue, maintaining normal bones
Suitable for Adults and children over 12 years; vegetarians
Active ingredient Magnesium (as magnesium gluconate and magnesium citrate)
Pack size 250ml
UK classification Food supplement (not a licensed medicine)
Preparation Oral liquid
Route of administration Oral

Specifications of Floradix Magnesium Liquid 250ml

 

What Is Floradix Magnesium Liquid and What Is It Used For?

 

Floradix Magnesium Liquid is a food supplement providing magnesium in an easily drinkable liquid form. It is used to help maintain adequate magnesium levels in people whose dietary intake may be insufficient. Magnesium contributes to a wide range of normal bodily functions, including energy metabolism, muscle function, the nervous system, and psychological wellbeing. The NHS recognises magnesium as an essential mineral, and deficiency — though not always obvious — can manifest as fatigue, muscle weakness, and low mood.

This product is not a licensed medicine and is not intended to diagnose, treat, cure, or prevent any disease. It is a dietary supplement designed to complement a balanced diet. If you suspect a clinical magnesium deficiency, speak to your GP, who can arrange a blood test to confirm your levels.

 

What Do You Need to Know Before Using Floradix Magnesium Liquid?

 

Before starting any new supplement, it's sensible to check whether it's appropriate for your individual circumstances. Most healthy adults can take this product without issue, but there are some important considerations.

Do not use this product if you:

  • Have chronic kidney disease or impaired renal function — the kidneys regulate magnesium excretion, and supplementation can be harmful
  • Are allergic to any of the listed ingredients
  • Have been advised by a doctor to avoid magnesium supplements

Use with caution and seek advice if you:

  • Are pregnant or breastfeeding — while magnesium is generally considered safe in food amounts, always check with your midwife or GP before supplementing
  • Have a gastrointestinal condition such as inflammatory bowel disease
  • Are taking any prescribed medicines (see interactions below)

Known drug interactions:

  • Tetracycline and fluoroquinolone antibiotics — magnesium can bind to these and reduce their absorption; take at least 2 hours apart
  • Bisphosphonates (e.g. alendronate for osteoporosis) — similar interaction; separate doses by at least 2 hours
  • Diuretics — some types can either increase or decrease magnesium excretion
  • Proton pump inhibitors (e.g. omeprazole) — long-term use can lower magnesium levels, so supplementation may be relevant but should be discussed with a pharmacist

 

How Should You Use Floradix Magnesium Liquid Correctly?

 

Always follow the label instructions and do not exceed the stated dose. The liquid format makes it easy to measure accurately using the bottle cap or a measuring spoon.

  1. Shake the bottle well before each use
  2. Measure the recommended dose as directed on the label
  3. Dilute in a small glass of water or fruit juice if preferred
  4. Take before a meal to support absorption
  5. Refrigerate after opening and use within 4 weeks
Indication Age Group Dose Frequency
Dietary magnesium support Adults and children over 12 As directed on label Once daily
Not recommended Children under 12

If you're also managing muscle discomfort or cramps alongside fatigue, you might find it helpful to look at our pain relief range for additional support options.

 

What Are the Possible Side Effects of Floradix Magnesium Liquid?

 

Floradix Magnesium Liquid is generally well tolerated when taken as directed. Side effects are uncommon at recommended doses but can occur, particularly if the dose is exceeded.

Common side effects:

  • Loose stools or mild diarrhoea — magnesium has a natural osmotic effect in the gut
  • Mild stomach discomfort or nausea, especially if taken on an empty stomach

Less common side effects:

  • Abdominal bloating or cramping
  • Nausea if taken without food

Serious side effects from food-supplement doses of magnesium are rare in people with normal kidney function. However, if you experience symptoms such as irregular heartbeat, severe weakness, or difficulty breathing, stop use immediately and seek urgent medical attention. These could indicate hypermagnesaemia (excessively high magnesium levels), which is more likely in people with kidney problems.

 

How Should You Store Floradix Magnesium Liquid?

 

Correct storage helps maintain the quality and safety of the product throughout its shelf life. If you're building a broader supplement routine, our sleep aid collection includes products that pair well with magnesium for evening relaxation support.

  • Store below 25°C before opening, away from direct sunlight and heat sources
  • Refrigerate after opening
  • Use within 4 weeks of opening
  • Keep the cap tightly closed when not in use
  • Keep out of the sight and reach of children
  • Do not use after the expiry date printed on the bottle

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Floradix Magnesium Liquid online in the UK?

You can buy Floradix Magnesium Liquid 250ml directly from Cured Pharmacy, a GPhC-registered UK online pharmacy, for £8.49. It is available without a prescription as an over-the-counter food supplement. Simply add it to your basket and it will be dispatched to your door.

How does Floradix Magnesium Liquid work in the body?

Magnesium is an essential mineral involved in over 300 enzymatic reactions, including energy production, muscle contraction, and nerve signalling. When taken as a liquid, the magnesium is already dissolved, which may support efficient absorption through the gut lining. It then travels via the bloodstream to muscles, bones, and other tissues where it is needed.

How do I use Floradix Magnesium Liquid step by step?

Shake the bottle well before each use, then measure the dose as directed on the product label. You can take it neat or diluted in a small glass of water or juice, ideally before a meal. Once opened, store in the fridge and use within four weeks.

What is the best time of day to take Floradix Magnesium Liquid?

Most people find taking it before a meal works well, as food can support mineral absorption. Some prefer the evening, since magnesium contributes to normal muscle relaxation and may support a calmer wind-down routine. Consistency matters more than the exact time — try to take it at the same point each day.

What are the side effects of Floradix Magnesium Liquid?

At recommended doses, most people experience no side effects at all. The most commonly reported issue is loose stools or mild stomach discomfort, which is a known effect of magnesium's osmotic action in the gut. If this happens, try reducing the dose slightly or taking it with food, and speak to your pharmacist if it persists.

Who is Floradix Magnesium Liquid suitable for?

It is suitable for adults and young people over 12 years who may not be getting enough magnesium through their diet. It is particularly relevant for women, people who exercise regularly, older adults, and those experiencing fatigue or muscle cramps. It is not recommended for people with kidney disease without prior medical advice. You can explore more options in our women's health range.

Is Floradix Magnesium Liquid suitable for vegans?

Floradix Magnesium Liquid is suitable for vegetarians, and the formula does not contain meat-derived ingredients. If you follow a strictly vegan diet, check the current product label carefully, as formulations can change. The product does not contain gluten, making it a reasonable choice for those with gluten sensitivity.

What happens if I miss a dose of Floradix Magnesium Liquid?

If you forget a dose, simply take it as soon as you remember — unless it is nearly time for your next scheduled dose, in which case skip the missed one entirely. Never take a double dose to make up for one you've missed. Missing the occasional dose is unlikely to cause any harm.

Can I take Floradix Magnesium Liquid with other medicines?

Magnesium can interact with certain medicines, including tetracycline and fluoroquinolone antibiotics, bisphosphonates, and some diuretics. If you are taking any prescribed medication, speak to your pharmacist before starting this supplement. In most cases, simply separating the doses by at least two hours is sufficient to avoid any interaction.

How long can you take Floradix Magnesium Liquid for?

This supplement can be taken as part of an ongoing daily routine to support dietary magnesium intake. There is no standard maximum duration for food-supplement doses in healthy adults. If you are considering use beyond three months, or if your symptoms don't improve, it is worth discussing this with your GP to rule out an underlying cause.

What are the alternatives to Floradix Magnesium Liquid?

Alternatives include magnesium tablets, capsules, and effervescent powders, which are widely available in our vitamins and supplements collection. Different forms of magnesium — such as oxide, citrate, or glycinate — vary in their absorption rates and tolerability. Your pharmacist can help you choose the most appropriate form for your needs.

Can Floradix Magnesium Liquid help with sleep?

Magnesium contributes to normal psychological function and muscle relaxation, which some people find supports a calmer evening routine. However, it is not a licensed sleep medicine and should not be used as a substitute for medical treatment of sleep disorders. If you're looking for additional support, browse our sleep aid range for further options.

Is Floradix Magnesium Liquid safe during pregnancy?

Magnesium is an essential nutrient during pregnancy, and dietary amounts are generally considered safe. However, supplementing beyond food amounts during pregnancy should always be discussed with your midwife or GP before you start. They can advise on whether supplementation is appropriate for your individual circumstances and at what dose.

What does the latest research say about magnesium liquid supplements?

Research consistently supports magnesium's role in energy metabolism, muscle function, and reducing fatigue, with these health claims authorised by the European Food Safety Authority. Some studies also suggest a link between adequate magnesium intake and normal psychological function and sleep quality. Liquid and organic salt forms of magnesium (such as citrate and gluconate) are generally considered to have good bioavailability compared to inorganic forms like oxide.

How should I store Floradix Magnesium Liquid after opening?

Once opened, Floradix Magnesium Liquid should be stored in the refrigerator with the cap tightly closed. It should be used within four weeks of opening to ensure quality and safety. Before opening, store below 25°C away from direct sunlight and heat sources.

How Should You Use Floradix Magnesium Liquid?

Using Floradix Magnesium Liquid correctly is straightforward, but a few simple steps will help you get the most from each dose. Always read the product label before use and follow the manufacturer's instructions.

Do not mix the product with hot drinks, as heat may affect the quality of the supplement. If you are unsure about how to take it, your pharmacist will be happy to advise.

What Is the Correct Dose of Floradix Magnesium Liquid?

The correct dose depends on your age and the reason for taking the supplement. Always follow the label instructions and do not exceed the stated daily amount. Taking more than recommended does not increase the benefit and may cause unwanted effects such as loose stools.

When Is the Best Time to Use Floradix Magnesium Liquid?

Taking Floradix Magnesium Liquid before a meal is generally recommended, as the presence of food in the stomach can support mineral absorption and reduce the chance of any mild digestive discomfort. Some people prefer to take it in the evening before their main meal, as magnesium contributes to normal muscle relaxation and may complement a calming bedtime routine.

Consistency is key. Try to take your dose at the same time each day so it becomes part of your routine. If you do miss a dose, simply continue as normal the following day — do not double up.

How Long Can You Use Floradix Magnesium Liquid For?

Floradix Magnesium Liquid can be used as part of a daily supplement routine for as long as you need to support your dietary magnesium intake. There is no fixed maximum duration for healthy adults taking food-supplement doses. That said, if you have been taking it for three months or more and are still experiencing symptoms such as persistent fatigue or muscle cramps, it is worth speaking to your GP to rule out an underlying medical cause.

Once opened, the bottle must be used within four weeks, so plan your usage accordingly to avoid waste. A 250ml bottle provides a convenient short-term supply at the recommended daily dose.

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

Customer Reviews

Based on 1 review
100%
(1)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
A
Anonymous

Keeps everything working

What Are the Most Common Side Effects of Floradix Magnesium Liquid?

Most people who take Floradix Magnesium Liquid at the recommended dose do not experience any side effects. However, as with any supplement containing magnesium, some individuals may notice mild gastrointestinal effects, particularly when first starting the product or if the dose is exceeded.

  • Loose stools or mild diarrhoea — magnesium has a natural osmotic effect in the gut, drawing water into the bowel
  • Mild stomach discomfort or nausea, especially if taken on an empty stomach
  • Abdominal bloating

These effects are usually temporary and often resolve once your body adjusts. Taking the supplement with or just before a meal can help reduce the likelihood of stomach upset.

What Are the Less Common Side Effects of Floradix Magnesium Liquid?

Less common side effects are rare at food-supplement doses in people with normal kidney function. They are more likely to occur if the recommended dose is significantly exceeded over a prolonged period.

  • Persistent diarrhoea or cramping if the dose is too high
  • Nausea that does not settle after the first few days of use
  • A feeling of general fatigue or weakness — though this is more commonly a sign of deficiency than excess

What Are the Serious Side Effects of Floradix Magnesium Liquid?

Serious side effects from food-supplement doses of magnesium are very rare in people with healthy kidneys. The kidneys are highly efficient at excreting excess magnesium, which provides a natural safety buffer. However, in people with impaired kidney function, magnesium can accumulate to dangerous levels — a condition known as hypermagnesaemia.

Seek urgent medical attention if you experience any of the following, as these may indicate excessively high magnesium levels:

  • Irregular or slow heartbeat
  • Severe muscle weakness or difficulty moving
  • Difficulty breathing
  • Confusion or altered consciousness
  • Very low blood pressure

What Should You Do If You Experience Side Effects?

If you notice mild digestive side effects such as loose stools, try reducing the dose slightly or taking the supplement with food. These effects often settle within a few days as your body adjusts. If side effects persist or worsen, stop taking the product and speak to your pharmacist or GP. Do not restart without seeking advice if you have experienced a serious reaction.

Can Floradix Magnesium Liquid Interact With Other Medicines?

Yes — magnesium can interact with certain medicines, and it is important to be aware of these if you are taking any prescribed treatments. The main interactions to be aware of include tetracycline and fluoroquinolone antibiotics, bisphosphonates used for bone conditions, and some diuretics. Magnesium can bind to these medicines in the gut and reduce their absorption, potentially making them less effective. To avoid this, take Floradix Magnesium Liquid at least two hours before or after any of these medicines. Long-term use of proton pump inhibitors (such as omeprazole) can also lower magnesium levels, so supplementation may be relevant — but always discuss this with your pharmacist first.

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

We’re a safe and
regulated UK service

Registered Pharmacy Badge

Lowest Price Guarantee

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

100% discreet packaging

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

Agent

Need help?
Talk to our friendly experts now

How our service works

Service Setup

Service setup

Discreet Packaging

Discreet packaging

Express Delivery

Express delivery