Buy Magnesium in the UK from British Vita. Our Magnesium cover popular brands and formats so you can find the strength and form you prefer. Explore the selection below with clear product details.
Every order ships across the UK with tracked delivery and prices in GBP — no surprises at checkout. Food supplements are not a substitute for a balanced diet; always read the label and consult a professional if you are unsure.
Magnesium shipped across the UK
Browse the Magnesium we stock below, shipped UK-wide in GBP.
Why buy Magnesium from British Vita?
- Ships across the UK — tracked delivery.
- Priced in GBP — the price you see is what you pay.
- Trusted supplement brands — clear labels, UK customer support.
- Vitamins & supplements — explore more at British Vita.
Frequently asked questions
Is Magnesium available in the UK?
Yes. British Vita stocks Magnesium and ships across the UK with tracked delivery and prices in GBP.
Where can I buy Magnesium in the UK?
You can buy Magnesium online at British Vita (britishvita.co.uk). Browse the selection on this page, add to basket and check out — we ship UK-wide.
What formats do Magnesium come in?
Depending on the product, Magnesium are available as capsules, tablets, gummies, powders or liquid drops. Check each listing for the exact strength and serving.
Are Magnesium priced in pounds (GBP)?
Yes — all Magnesium are priced in GBP, so the price you see is the price you pay, with UK delivery at checkout.
Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle. Information is for general reference only and is not medical advice; these products are not intended to diagnose, treat, cure or prevent any disease. Always read the label. If you are pregnant, breastfeeding, taking medication or have a medical condition, consult a doctor or pharmacist before use. Keep out of reach of children.
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Vendor:MARS WELLNESS
Mars Wellness MG+ Magnesium Cream Pain Relief - Extra Strength Arnica, 4 oz Tub
Mars Wellness MG+ Magnesium Cream Pain Relief Meet MG+ Cream, a topical blend of magnesium sulfate and Arnica Montana designed to support the body’s natural recovery after exertion. The formula emphasizes accessibility and ease of use, offering a lightweight, fast-absorbing experience in a 4...- £34.32
- £34.32
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Vendor:NUTRAHARMONY
Magnesium Supplement - 5 in 1 Complex | Glycinate | Citrate | Malate | Taurate | Oxide - Made in USA - Stress, Muscle & Heart Support - Vegan, Natural, Non-GMO - 180 Capsules, 2 Month Supply
5-in-1 Magnesium Complex—The 2250 mg blend of Magnesium Salts delivers 500 mg of Elemental Magnesium, which is 119% DV, to replenish deficiencies and support Magnesium levels! Say goodbye to Magnesium deficiencies and welcome optimal Magnesium levels that will supercharge your body and elevate your...- £42.78
- £42.78
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Vendor:MAGNOX
MAGNOX Leg Cramps Buster – 380mg Magnesium for Night-time Leg Cramps (60 Caps)
High-absorption Magnox Magnesium for leg cramps and nighttime relief. Combines 380mg magnesium with Dead Sea minerals and vitamins E & B for fast absorption and relaxed muscles. 60 capsules. No More Cramping: high-absorption magnesium for muscle spasms and instant relief from leg cramps at...- £64.90
- £64.90
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Vendor:MAJOR
Major Magnesium Citrate Saline Laxative – Lemon Flavor, 10 oz (6 Pack)
Relieve occasional constipation with Major Magnesium Citrate Saline Laxative. Lemon flavor, 10 fl oz in a 6-pack. Each ounce contains 1.745 g of magnesium citrate (a saline laxative) with 0.025% alcohol from flavoring. Shake well before use and drink a full glass (8 oz)...- £70.90
- £70.90
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Vendor:MEDCHOICE
MEDCHOICE 12-in-1 Melatonin Sleep Capsules – 10mg with Magnesium, Ashwagandha (90ct)
MEDCHOICE 12-in-1 Melatonin Sleep Capsules deliver 10mg of melatonin with a balanced blend of Magnesium, Ashwagandha, GABA, Chamomile Extract, L-Theanine and Valerian Root. This vegan formula supports calm, restorative sleep. 90 capsules; take 2 nightly with water before bed. Not for extended use beyond...- £56.90
- £56.90
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Vendor:ploreatu
Magnesium Joint Spray | Magnesium Oil & Bee Venom for Joints - 100ml
Magnesium Joint Spray combines magnesium oil with bee venom to support joint comfort and flexibility. It is gentle, fast absorbing, and non-greasy, ideal for back, knee, hands, and neck. Apply twice daily for best results.- £24.47
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Vendor:YUULAI
Magnesium L-Threonate Gummies – Sugar-Free 1000mg, Raspberry Flavor, 60 Count for Kids & Adults
Magnesium L-Threonate Gummies offer highly absorbable magnesium with a raspberry flavor. Each gummy provides 1000 mg of magnesium threonate for efficient supplementation and overall health. Sugar-free, vegan, gluten-free, non-GMO and produced in a GMP-certified facility. Suitable for kids and adults seeking nervous system, cognitive,...- £19.98
- £19.98
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Vendor:VIFSSG
Magnesium Glycinate Gummies 400mg + 200mg L-Threonate – Sugar Free, Vegan, 60 Count
Our Magnesium Glycinate gummies blend 400mg Magnesium Glycinate and 200mg Magnesium L-Threonate with calcium and ashwagandha for daily support. Sugar-free, strawberry-flavored, vegan, and organic gummies (60 count) that are easy to chew. Free from soy, gluten, and artificial colors or flavors.- £19.98
- £19.98
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Vendor:Generic
Magnesium L-Threonate Liquid Drops 1000 mg – Sleep, Memory & Brain Support | Fast Absorption
Magnesium L-Threonate (1000 mg) is a highly bioavailable form of magnesium Magnesium l-threonate complex is uniquely capable of crossing the blood-brain barrier. This advanced magnesium l threonate supplement supports cognitive functions such as learning, memory, and focus by promoting healthy brain cell communication and...- £44.98
- £44.98
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Vendor:BulkSupplements
Magnesium Hydroxide Powder - Food Grade & Gluten Free, 500g | BulkSupplements
Shop BulkSupplements’ Magnesium Hydroxide Powder, a food-grade, gluten-free magnesium supplement in easy-to-use powder form. Each serving delivers 410 mg of magnesium in a convenient 1 g serving, with a 500 g bottle (pack of 1).Manufactured under strict cGMP standards and backed by third-party testing,...- £42.94
- £42.94
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Vendor:ReviNutra
Magnesium Glycinate Liquid Drops 1000mg | Sleep, Calm & Digestion | Pineapple Flavor
Experience 1000 mg magnesium per serving with ReviNutra magnesium liquid drops. Supports sleep quality, bone health, calm mood, digestion, energy metabolism, and immune function. Enjoy a natural sugar-free pineapple flavor with fast under-the-tongue absorption. Easy 2 mL daily, 30-day supply. Soy-free, non-GMO, gluten-free, dairy-free,...- £41.98
- £41.98
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Vendor:NEVISS
Magnesium Glycinate Gummies for Adults & Kids 4+ | Sugar Free, 400/200mg, B6 & D3, 5-HTP, L-Theanine
Discover Magnesium Glycinate Gummies designed for adults and kids 4+. Sugar-free and vegan with 400/200 mg of magnesium (bisglycinate and malate), plus Vitamin B6, D3, 5-HTP, and L-Theanine for natural relaxation and sleep support. Melatonin-free, gluten-free, soy-free, non-GMO, and third-party tested. One convenient pack...- £44.98
- £44.98
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Vendor:Vivion
Magnesium Hydroxide USP Granular – Bulk 1 kg (2.2 lb) – Pharmaceutical Grade Excipient
High-purity Magnesium Hydroxide USP Granular, Pharmaceutical Grade, bulk 1 kg (2.2 lb). Ideal as a functional excipient for tablet and capsule manufacturing. Sourced from vetted manufacturers with traceable ingredients to meet stringent pharmaceutical standards. Not for direct consumption; intended for use in pharmaceutical and...- £56.98
- £56.98
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Vendor:Nature's Peak
Magnesium Glycinate 500mg – Ultra Absorption (120 Tablets) | Supports Bones & Muscles
HIGHLY ABSORBABLE MAGNESIUM GLYCINATE: Our 500 mg best magnesium supplement is fully chelated for superior absorption, gentle on the stomach, and more effective than other forms; Get maximum benefits without digestive discomfort SUPPORTS MUSCLES, BONES & NERVES: Essential magnesium supplement to support strong bones,...- £22.73
- £22.73
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Vendor:Nature's Nutrition
Magnesium Glycinate 250mg - 120 Tablets | Chelated & Purified | Supports Sleep, Heart Health, Muscles & Bones | Best Absorption | Made in USA
Experience highly absorbable magnesium glycinate (bisglycinate) designed for gentle digestion and superior absorption. Supports muscle, nerve, and heart health, plus relaxation and sleep. This chelated magnesium glycinate is non-GMO, gluten-free, third-party tested, and bottled in the USA for whole-body wellness. HIGHLY ABSORBABLE & GENTLE...- £25.73
- £25.73
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Vendor:Nature's Nutrition
Magnesium Glycinate 1000mg – Chelated Magnesium for Heart, Nerves, Bones & Muscles | 60 Capsules
Magnesium Glycinate 1000mg is a chelated magnesium supplement with high bioavailability for ultra absorption. Supports heart health, nerves, bones and muscles, and is gentle on the stomach. Suitable for men and women, in 60 capsules. MAGNESIUM GLYCINATE 1000MG HIGH ABSORPTION FORMULA: Our Magnesium Glycinate...- £14.48
- £14.48
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Vendor:Health Thru Nutrition
Magnesium Glycinate 200mg | 120 Tablets | High Absorption
Supports muscle, nerve, and relaxation function – Magnesium plays a vital role in muscle contraction, nerve transmission, and maintaining a sense of calm. Helps maintain relaxation and stress balance – This essential mineral contributes to normal nervous system function, supporting relaxation and overall well-being....- £19.17
- £19.17
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Vendor:Alliwise
Magnesium Glycinate 500mg Softgels – 120 Gelcaps | Sleep & Muscle Support
Magnesium Glycinate 500mg provides 61 mg elemental magnesium per serving in a gentle, highly bioavailable form. Small, smooth-coated softgels offer easy swallowing while supporting sleep, calm, muscle relaxation, and joint comfort. Non-GMO, vegetarian-friendly and free from common allergens; 120 softgels for a 60-day supply.- £50.98
- £50.98
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Vendor:NATURE'S BRANCH
Magnesium Glycinate 400 mg | 200 Tablets - High Absorption Non-Buffered Bisglycinate for Sleep, Leg Cramps, Heart & Muscle Support
Magnesium Glycinate 400 mg – 200 tablets. A complete 3+ month supply with high-absorption, non-buffered bisglycinate magnesium. Supports sleep, leg cramps, heart health, muscle comfort and calm headaches. Vegan, non-GMO, gluten- and dairy-free. Made in the USA, third‑party tested for quality and purity. Each...- £44.90
- £44.90
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Vendor:NEVISS
Magnesium Glycinate Gummies 2-Pack – Sugar Free, 400/200mg with B6/D3, 5-HTP & L-Theanine
Magnesium Glycinate Gummies deliver magnesium in the form of magnesium bisglycinate and magnesium malate for superior absorption with gentler digestion. This time-release formula helps maintain steady magnesium levels overnight to promote relaxation and restful rest, while supporting muscle relaxation and bone health. No melatonin...- £76.66
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