10 Best Magnesium Glycinate 100mg in The UK

Last updated on 27/08/2025

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Pure Encapsulations Magnesium Glycinate 120mg - Bioavailable Magnesium Chelate Tiredness and Fatigue Supplement - 90 Capsules

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Why We Love It

Boosts energy, reduces fatigue.
Promotes healthy bones, teeth.
No artificial additives included.

Main Highlights

Active Ingredients: Provides 120 mg of magnesium per capsule, contributing to normal functioning of the nervous system and psychological function. Take 1-4 capsules daily, in divided doses, with meals
Tiredness and Fatigue: Intake of magnesium-glycinate contributes to normal energy-yielding metabolism and reduction of tiredness and fatigue
Other Benefits: This supplement also assists with electrolyte balance, as well as maintenance of bones, teeth, muscles and joints
Pure Quality: Our magnesium glycinate supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity
Free From: All Pure Encapsulations products are free from wheat, eggs, tree nuts, peanuts, gluten, artificial colours, flavours, sweeteners, coatings and shellacs, GMOs, unnecessary binders, fillers and preservatives

Metagenics Magnesium Glycinate 100mg - High Strength Supplement - Sleep Support - Easily Absorbable, Gentle on Digestion - 120 Tablets

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Why We Love It

Highly absorbable, gentle Magnesium.
Promotes good night's sleep.
Combats fatigue, supports health.

Main Highlights

Magnesium Glycinate: 100mg of magnesium per tablet. Highly absorbable and gentle on the stomach. Glycine is an amino acid that the body uses to make glutathione, a powerful antioxidant that can help protect cells against free radicals
For a Good Night’s Sleep: Magnesium contributes to normal psychological function. This formula provides magnesium in the glycinate form, which is gentle on the digestive system.
Reduces Tiredness and Fatigue: Magnesium reduces tiredness and fatigue and contributes to normal muscle function, functioning of the nervous system and maintenance of normal bones
Tablet Format: A good alternative for individuals who do not like taking magnesium powder or magnesium spray formats
Unlock Whole-Body Health: Metagenics, formerly Nutri Advanced, provides the same pure, potent, clinically tested formulas trusted by healthcare professionals for decades. The science that creates balance

MAGSUPPS Pure Magnesium Glycinate for Sleep, Calm, Muscles & Nerves - 100% Pure, Fully-Chelated, Non-Buffered - 100mg Magnesium per Capsule - 120 Capsules - UK Made - Lab Tested - No Fillers

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Why We Love It

Superior bioavailability magnesium glycinate.
Supports mind and body relaxation.
No fillers, pure magnesium.

Main Highlights

Support for Sleep, Calm, Muscles & Nerves: Magnesium contributes to over 300 enzymatic processes — from energy production to muscle, nerve, and psychological function.
100% Pure Magnesium Glycinate: Each vegan-friendly capsule delivers 100mg of pure elemental magnesium — with no fillers, flow agents, or unnecessary additives.
Superior Absorption: Our magnesium glycinate is fully chelated and non-buffered — meaning it’s not diluted with cheaper, less absorbable magnesium oxide.
Third-Party Lab Tested & UK Made: Manufactured in the UK to ISO 9001, HACCP, and GMP standards — Independently tested for purity and potency you can trust.
120 Capsules per Bottle: Flexible dosing — take 1 to 3 capsules per day, providing up to a 2 to 4 month supply depending on your needs.

Magnesium Glycinate Gummies 100mg for Kids, Calm Magnesium Gummies for Sleep, Relaxation, Brain, Focus, Bone, No Melatonin, Gluten Free, Non GMO, Vegan, 60 Gummies (1)

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Why We Love It

Improves kids' rest quality.
Supports balanced energy levels.
Kids love the taste.

Main Highlights

✔️【Magnesium Glycinate for Kids 】- Our magnesium glycinate chew ingredients are suitable for children over the age of 3, taking daily magnesium gummies can improve your rest quality. Magnesium is used to assist muscle health, bone development, and relaxation. They also support a balanced mood, helping kids feel at ease throughout the day.
✔️【Relaxing Formula】Try our delicious magnesium supplements for kids made with high-absorption magnesium to promote balanced energy levels for kids and to help them relax and support better moods. Magnesium glycinate gummies help kids wind down after an active day. The ingredients work together to support bone strength and provide a soothing effect that complements overall health
✔️【Parent Approved】We believe in providing parents like you with the finest quality kids' gummy vitamins and supplements, and we know your children will love these magnesium gummy vitamins. These kids magnesium gummies are simple to chew, perfect for both daytime and bedtime routines, offering support for calmness in a kid-friendly way
✔️【Why Magnesium 】Magnesium is one of the most important minerals ideal for supporting head-to-toe kids' wellness ranging from muscle function and bone strength to sleep quality and mood support. These carefully selected ingredients contribute to relaxation and overall wellness, making this a great addition to a daily routine for growing kids
✔️【Why Magnesium 】Magnesium is one of the most important minerals ideal for supporting head-to-toe kids wellness ranging from muscle function and bone strength to sleep quality and mood support.
✔️【Why IZKAN】We are proud to be a leading name in gummies Vitamins for kids and Adults and mineral supplements because we believe wellness should come in many forms.

Nootro Labs Essentials Magnesium 3 in 1 Capsules (60 Servings), High Strength Magnesium Supplement with Glycinate, Malate and Citrate for Muscle, Energy and Digestion

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Why We Love It

Powerful magnesium complex benefits.
Gentle and effective for digestion.
Supports energy and focus naturally.

Main Highlights

Triple Action Magnesium Complex: This magnesium supplement combines magnesium glycinate, magnesium malate and magnesium citrate capsules for high absorption, supporting energy, muscle health and digestion in a powerful magnesium 3 in 1 formula
High Strength, Gentle Formula: These high strength magnesium supplements feature glycinate 3 in 1 blends that are kind on digestion, ideal for those seeking magnesium malate capsules or bloating relief from gentle magnesium tablets
Energy, Focus & Muscle Support: Nootro Labs magnesium complex supports focus and energy through magnesium malate, while magnesium glycinate aids calm and muscle recovery, perfect for active adults seeking magnesium supplements for women or men
Heart, Nerves & Blood Pressure: A clean, balanced magnesium supplement for sleep, heart health, nerve function and circulation. This high strength blend is trusted as a blood pressure supplement and for general daily wellness needs
Smart Sleep & Wellness Blend:This magnesium for sleep supplement also includes a vitamin B complex and vitamin B6 to maximise absorption. Designed for wellness seekers needing clean, trusted magnesium citrate powder alternatives

Chelated Magnesium Bisglycinate 2505mg per Daily Dose (Elemental 300 mg) - Unbuffered High Strength Magnesium Supplements for Women and Men –180 Capsules - Vegan

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Why We Love It

Gentle absorption for daily care.
Supports muscle and bone function.
Reduces fatigue and boosts energy.

Main Highlights

➤ A GENTLE WAY TO REPLENISH: This daily formula contains 2505 mg of chelated magnesium glycinate supplements, providing 300 mg of elemental magnesium in a form known for its gentle absorption. Designed in capsule form for those who prefer a more precise alternative to magnesium gummies, this unbuffered and stomach-friendly option supports balance through calm, consistent daily care.
➤ EASE IN EVERY MOVEMENT: Magnesium supplements contribute to normal muscle function, the normal functioning of the nervous system, and the maintenance of normal bones and teeth. These magnesium tablets for women and men offer daily support without digestive discomfort. Made to support bodies move freely and stay grounded, no matter what the day holds.
➤ SUPPORT WHEN ENERGY DIPS: This magnesium supplements for women and men contributes to a reduction in tiredness and fatigue, supports normal psychological function, and plays a role in normal energy-yielding metabolism and electrolyte balance. Made with pure magnesium glycinate, it offers steady support, like a trusted Amazon magnesium glycinate should.
➤ DESIGNED WITH CARE: 180 magnesium glycinate capsules per bottle—enough for two months of consistent support. This high strength magnesium formula includes 2505 mg of magnesium bisglycinate per serving, delivering 300 mg of elemental magnesium. Ideal for those looking for magnesium-glycinate that’s both bioavailable and unbuffered.
➤ CRAFTED WITH NORDIC CARE: Inspired by Nordic purity and guided by modern science, AAVALABS creates supplements with intention—sourcing high-quality ingredients and focusing on bioavailability from the very first step. Every formula is a reflection of our values: honest, effective, and made to support real lives. Need help? Our friendly support team speaks EN, ES, FR, IT, and DE.

Magnesium Glycinate Gummies Kids - Chewable Magnesium Supplement for Children - Supports Calm, Relaxation & Healthy Growth - Gentle on Tummies - Wild Berry Flavour - 100mg Per Serving - 60 Gummies

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Why We Love It

Delicious wild berry flavor.
Supports relaxation and calm.
Gentle and easy to chew.

Main Highlights

DELICIOUS WILD BERRY FLAVOUR – Tasty chewable magnesium glycinate gummies kids will love! A fun and easy way to support relaxation and well-being without tablets or capsules. Designed for children 4+ with a gentle formula that’s easy on tummies and perfect as a daily supplement to encourage restful sleep.
SUPPORTS RELAXATION & CALM – Magnesium is an essential mineral known for promoting calmness. These kids’ magnesium glycinate gummies help support relaxation and overall well-being, making them ideal for bedtime or anytime your child needs gentle, natural support for a balanced mood and healthy development.
100MG MAGNESIUM PER SERVING – Specially formulated for children, each serving of these magnesium gummies contains 100mg of highly absorbable magnesium glycinate, a gentle and well-tolerated form of magnesium that is easy on young tummies. Designed to be taken daily to support your child’s well-being
GENTLE & EASY TO CHEW – These soft, chewable magnesium glycinate gummies for kids are designed for easy consumption. No hard pills, artificial colours, or unnecessary additives—just a delicious wild berry flavour that makes supplement time stress-free! Suitable for kids aged 4+ under adult supervision.
TRUSTED QUALITY & SAFETY – Made with high-quality ingredients, our children’s magnesium glycinate gummies are designed for daily support. Free from artificial preservatives, these magnesium supplements for kids are stored in a resealable pouch to maintain freshness. Always consult a healthcare professional before use.

Magnesium Glycinate by Your Supplements | UK Made | True Unblended Bisglycinate | 90 High Absorption Capsules | Suitable for Vegetarians & Vegans

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Why We Love It

High absorption, gentle on system.
Reduces tiredness, boosts energy metabolism.
Pure, effective, Vegan friendly.

Main Highlights

MAGNESIUM GLYCINATE SUPPLEMENTS : Magnesium Glycinate also known as Magnesium Bisglycinate is a high absorption form of magnesium that is gentle on the digestive system.
HEALTH BENEFITS : Magnesium helps to reduce tiredness & fatigue, supports normal energy metabolism, and supports normal psychological Function - EFSA Approved Claims.
PURE & EFFECTIVE : We don’t add magnesium citrate or oxide to reduce costs. Our Magnesium Glycinate capsules are also Vegan friendly & GMO Free.
HIGH ABSORPTION FORMULA : Fully reacted Magnesium Glycinate that is easy to digest and absorb. No “buffered” Magnesium Bisglycinate (mixed with oxide).
UK MADE: Our Magnesium Glycinate capsules are manufactured UK BRC-A grade facility to GMP Standards and tested in UKAS laboratories.

INNOPURE Magnesium Glycinate - 90 Capsules - Bioavailable Magnesium Supplements - 500mg Per Capsule Providing 100mg of Pure Elemental Magnesium Bisglycinate Powder - Made in The UK

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Why We Love It

High bioavailability ensures optimal absorption.
Pure formulation guarantees quality.
Promotes relaxation and sleep.

Main Highlights

✔ GENTLE & EASILY ABSORBED - Magnesium bisglycinate (glycinate) is a well-tolerated form of magnesium, ideal for sensitive digestion. Chelated with glycine for enhanced absorption and everyday wellness support.
✔ FREE FROM, TRUSTED FORMULA - Made in the UK to GMP standards with no artificial fillers or binders. Each capsule delivers 500mg of magnesium bisglycinate, providing 100mg of elemental magnesium.
✔ FLEXIBLE FOR ANY ROUTINE - Take in the morning to support energy or in the evening as part of your wind-down routine, fits effortlessly into your daily lifestyle.
✔ BACKED BY SCIENCE - Magnesium contributes to the reduction of tiredness and fatigue, normal muscle function, and the maintenance of normal bones and teeth.
✔ VEGAN SOCIETY REGISTERED - Easy-to-swallow capsules made without gluten, dairy, or soy. Registered with The Vegan Society and suitable for those following a plant-based lifestyle.
✔ BRAND YOU CAN TRUST – Innopure is an independent company driven by a passion for doing things the right way. Established in 2008, we've built a trusted reputation over more than 15 years, supporting the wellbeing of people through high-quality, thoughtfully formulated supplements and a commitment to integrity.
✔ A PURCHASE WITH PURPOSE - Your health journey helps theirs. By choosing our Magnesium Glycinate, you’re helping nourish children in UK nurseries through our partnership with Vitamin Angels UK. Together, we’ve delivered over 1 million nutrient-rich servings, closing the gap for children who need it most.

Pure Magnesium Glycinate by Wellgard - Not Mixed with Citrate or Malate, High-Strength Magnesium Supplement, Mag 1200, Vegan, High Absorption Bisglycinate, 240mg Elemental Magnesium, Made in UK

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Why We Love It

Enhances mineral absorption significantly.
Promotes tranquillity, better sleep.
Sensitive stomach friendly.

Main Highlights

★ DISCOVER THE DIFFERENCE PURE MAGNESIUM GLYCINATE - What sets our Magnesium Glycinate apart is its unparalleled formulation. Wellgard Mag 1200 pairs magnesium with glycine, an amino acid that enhances absorption and reduces digestive discomfort. Unlike other magnesium supplements, Wellgard Mag 1200 is free from magnesium citrate or malate, delivering a pure, gentle, and effective dose of magnesium without common side effects.
★ RELAXATION & ENERGY LEVELS IN HARMONY - Struggling to wind down in the evenings? Wellgard Mag 1200 Bisglycinate has the perfect solution for you. Experience the wonderful relaxing effect on your muscles and nervous system, promoting tranquillity and enhancing the quality of your sleep. Rise and shine feeling recharged, ready to conquer the world!
★ UNLOCK ENHANCED ABSORPTION - Say hello to maximum benefits with our highly absorbable formula. Gentle on the stomach, Wellgard Mag 1200 Glycinate allows your body to efficiently absorb and utilize this vital nutrient. Embrace the change with a healthier, more vibrant you.
★ SENSITIVE STOMACHS REJOICE - The unique chelation process with glycine means no more digestive discomfort that can occur with other magnesium supplements. Wellgard Mag 1200 Bisglycinate is gentle on your stomach, making it a perfect fit for those with sensitive digestion.
★ EMPOWER YOUR WELL-BEING - Providing high dose of magnesium glycinate, our exceptional formula caters to various lifestyles. Whether you're an athlete seeking muscle recovery support, a busy professional striving for better stress management, or simply pursuing overall well-being, Wellgard Mag 1200 Bisglycinate is your ultimate daily regimen companion.
★ VEGAN-FRIENDLY & CLEAN FORMULATION - Embrace a supplement that aligns with your values! Wellgard Mag 1200 Bisglycinate capsules are 100% vegan, free from animal products or derivatives, gluten, wheat, yeast, milk, lactose, soy, artificial flavours, artificial sweeteners, and preservatives. Experience purity and peace of mind.

8.9

Excellent

We scanned 1956 products

We reviewed these offers relevant to the Magnesium Glycinate 100mg within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Pure Encapsulations, Metagenics, MAGSUPPS, Izkan, Nootro Labs, AAVALABS, Nutri-things, YourSupplements, INNOPURE, Wellgard, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Magnesium Glycinate 100mg in the market, we considered we took a deep dive into 9781 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Pure Encapsulations Magnesium Glycinate 120mg - Bioavailable Magnesium Chelate Tiredness and Fatigue Supplement - 90 Capsules. We love many things about this product by Pure Encapsulations. What sets it apart from the competition is Boosts energy, reduces fatigue, Promotes healthy bones, teeth, No artificial additives included.
The best value product for most shoppers and where user satisfaction is continuously the highest is Metagenics Magnesium Glycinate 100mg - High Strength Supplement - Sleep Support - Easily Absorbable, Gentle on Digestion - 120 Tablets by Metagenics based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Magnesium Glycinate 100mg and the best cost-to-value ratio is INNOPURE Magnesium Glycinate - 90 Capsules - Bioavailable Magnesium Supplements - 500mg Per Capsule Providing 100mg of Pure Elemental Magnesium Bisglycinate Powder - Made in The UKat INNOPURE with a 23% discount.
Our list of the best Magnesium Glycinate 100mg is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Magnesium Glycinate 100mg in The UK

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We scanned 1956 products

We concluded that: