10 Best Magnesium Supplements Kids in The UK

Last updated on 27/08/2025

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Kids Magnesium 180 Vegan Gummies | Magnesium Citrate 1250mg & Vitamin C 80mg | Support Sleep, Bones, Immune, Energy & Cognition | Resealable & Recyclable Pouch | Suitable for Kids Age 5+ by ActivGums®

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Why We Love It

Boosts kids' overall wellbeing.
Eco-friendly packaging utilized.
Suitable for vegans.

Main Highlights

POTENT MAGNESIUM GUMMIES FOR KIDS – Support your child’s wellness with ActivGums kids' magnesium gummies, offering great value and essential benefits for a healthy nervous system, strong bones and teeth, gums, immune support, energy, electrolyte balance, and normal psychological function.
BEST VALUE – Each bottle contains 30 delicious gummies, providing a full 1-month supply of premium nutrients. Enjoy long-lasting benefits and great value for your health with a convenient, daily dose that fits seamlessly into your routine.
POWERFUL FORMULA – Each tasty gummy provides 1250mg of easily absorbed magnesium from magnesium citrate plus 40mg of Vitamin C, supporting maximum effectiveness and health benefits.
ECO-CONSCIOUS PACKAGING – Recyclable, resealable pouches printed with water-based inks for an environmentally friendly choice.
VEGAN & FAMILY-FRIENDLY – Suitable for ages 5+, with no artificial colours or flavours, and made without animal-derived gelatin.

Jelly Pills® Kids Gummies 810 mg Magnesium Citrate and Vitamin B6 Kids - 70 Berry Flavoured Vegan Gummies - No Added sugars - Reduces Tiredness and Fatigue - 90 mg Magnesium

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Why We Love It

Delicious and natural flavor.
Supports children's overall well-being.
Unique formula for absorption.

Main Highlights

Magnesium gummies for kids: Supports the nervous and muscular system, helping reduce cramps and discomfort.
Promotes better sleep: Magnesium helps relaxation, contributing to restful sleep.
Natural and vegan supplement: Sugar-free gummies suitable for vegan diets — a healthy choice.
Enhances physical performance: Supports physical performance and recovery after sports.
Delicious and easy to consume: Fruity-flavoured gummies kids will love, making magnesium intake easier.

Magnesium Glycinate Gummies for Kids & Adults - High Strength Magnesium Glycinate 400mg with Malate, Zinc, D3, B6 & Taurine – Blueberry & Raspberry Flavours – Sleep, Focus & Relaxation – 60 Chews

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Why We Love It

High absorption for ultimate relaxation.
Tasty flavors for everyone to enjoy.
Supports immune and bone health.

Main Highlights

High Strength Magnesium Gummies - Delivers 400mg magnesium glycinate and 200mg malate per gummy for high absorption. Supports calm, focus, and sleep. With zinc, D3, B6, calcium and taurine. A complete magnesium supplement for kids and adults, great for daily stress, cramps and energy.
Natural Sleep & Relaxation Support - Our magnesium glycinate gummies for kids and adults help reduce stress and improve sleep quality. Ideal for bedtime routines and night-time calm. Supports magnesium for kids sleep and magnesium for women’s balance.
2 Different Flavors in 1 Pot - Tasty blueberry and raspberry flavours in every pot. Easy for kids aged 4+, teens and adults to enjoy. Vegan, gelatin-free, and naturally sweetened—an ideal daily support for calm, focus and bedtime wind-down routines.
Immune, Muscle & Bone Health Support - Includes D3, zinc, calcium and taurine to support bones, muscles and immune system. Ideal for growth, recovery, focus and school performance. Trusted alternative to magnesium drops for kids or liquid magnesium for children.
Vegan & UK Quality You Can Trust - Proudly made in the UK to GMP standards. These magnesium glycinate gummies are vegan, gluten-free, and sugar-free. Safe for kids and adults. 60 gummies per bottle—take 1 daily for lasting wellness, sleep and calm support.

Magnesium for Kids Children & Baby 30ml | Supports Sleep & Relaxation, Helps Calm & Focus, Taseless Liquid Supplements for 0-11 Years | Bones, Teeth & Energy | Sugar & Flavouring Free UK Made Vegan

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Why We Love It

Guaranteed purest, health-first ingredients.
Specifically researched for children's needs.
Premium, reusable Miron Violet Glass.

Main Highlights

🌙 SUPPORTS SLEEP & RELAXATION – Magnesium plays a key role in regulating the nervous system and can help support restful sleep and a sense of relaxation, especially important for babies and young children. Taken regularly in the evening, this gentle liquid formula may help your little one wind down more easily at bedtime.
🧠 PROMOTES CALM & MENTAL FOCUS – Designed to support calmness and concentration, magnesium contributes to normal psychological function, helping your child stay emotionally balanced and mentally focused throughout the day—whether in the classroom or during quiet play at home.
🦴 HELPS MAINTAIN BONES & TEETH – Magnesium is essential for the normal development of bones and teeth, making it a foundational mineral for growing bodies. Our easy-to-absorb liquid form helps ensure your child gets consistent support for healthy structural development.
⚡ SUPPORTS ENERGY WITHOUT THE SUGAR – This formula contributes to normal energy-yielding metabolism, giving your child the nutritional support they need to stay active and alert—without the use of sugar, sweeteners, or stimulants. A great daily addition for naturally supporting vitality.
💧 TASTELESS, VERSATILE & EASY TO USE – Completely free from flavours and sweeteners, this formula is tasteless and gentle, making it easy to mix into water, milk, or infant formula without being noticed. Perfect for even the fussiest eaters or sensitive tummies.
📏 UP TO 120 SERVINGS (4 MONTHS) – Each 30ml bottle provides up to 120 servings using just 5 drops daily. The glass pipette makes dosing quick and accurate, giving busy parents a hassle-free experience.

Created by a caring mum.
Supports essential health benefits.
Gentle on sensitive stomachs.

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CREATED BY A MUM, LOVED BY THOUSANDS: Developed by a mum to support her family naturally. Now trusted by families worldwide. Gentle, effective and made with care.
SUPPORT YOUR HEALTH: Magnesium is an essential mineral for growing kids and adults. It helps support sleep, heart, bone, nerve, gut and muscle health. Vitamin D3 and K2 help contribute to normal cognitive development, strong bones and a healthy immune system.
LIPOSOMAL FORMULA: Using cutting-edge liposomal technology, ensures maximum absorption and bioavailability, so that you benefit more from every dose.
CLEAN INGREDIENTS: Our liposomal magnesium is free from artificial sweeteners, colours, or preservatives and contains no dairy, gluten, soy, or GMOs.
GENTLE ON TUMMIES: Our liposomal liquid formula is easy to digest and kind to sensitive stomachs, with no chalky tablets or capsules to swallow. It can also be mixed with juice, yoghurt or milk.
NATURALLY DELICIOUS: Delicious lemon & elderflower flavour.
AGE 2 AND ABOVE: Suitable for children aged 2 upwards.

60 Kids Magnesium Glycinate Gummies -Vegan- 2 Month Supply with Prebiotics–Supports Muscle, Nerve, Energy & Health–Child-Friendly Raspberry Flavor, 62mg Elemental Magnesium Gummies Kids

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Why We Love It

Supports healthy growth and development.
Tasty raspberry flavor kids love.
Made with natural, safe ingredients.

Main Highlights

🤸🏼 SUPPORTS YOUR CHILD’S GROWTH & HEALTH: Magnesium is essential for kids, supporting muscle function, energy production, nerve health, protein synthesis and normal energy yielding metabolism. These magnesium gummies help ensure your child receives the necessary magnesium for healthy development.
🧸 ENRICHED WITH 62 MG OF MAGNESIUM GLYCINATE: Help your child naturally! Packed with 62mg of magnesium glycinate, these gummies encourage relaxation, reduce stress, and improve focus—ideal for supporting calm and balanced behavior at school or home. Magnesium glycinate gummies are tasty, kid-supplement for mental clarity and calm with quality sleep.
🌱 ENHANCED ABSORPTION WITH PREBIOTICS: These kids magnesium gummies include prebiotics to aid digestion and optimize magnesium absorption. Prebiotics help nourish beneficial gut bacteria, support healthy digestion by using that magnesium gummies.
🍓 KID-FRIENDLY RASPBERRY FLAVOR: Our magnesium glycinate gummies with a delicious raspberry taste, these magnesium gummies are designed to be a treat that kids will love and enjoy every day. Magnesium gummies kids make daily supplementation easy and enjoyable for children.
🍬 EASY-TO-TAKE GUMMY FORM: The chewable magnesium gummies kids format makes it simple for kids to take their vitamins—no pills or powders required. These tasty kids magnesium gummies are a convenient and hassle-free way to support your child’s nutrition.
🌿 MADE WITH NATURAL INGREDIENTS: Vegan, Halal & Gluten Free Formula. Our magnesium gummies kids Free from artificial colors, flavors, and preservatives, these magnesium gummies are crafted with natural ingredients to ensure purity and safety for your child.
🏭 MANUFACTURED IN A GMP-CERTIFIED FACILITY: Our Magnesium glycinate gummies produced in a GMP-certified facility, these kids magnesium gummies meet strict quality standards to ensure consistency, safety, and effectiveness.

Magnesium Glycinate for Kids 30ml – Berry Calm Flavour | Gentle Liquid Formula to Support Rest and Relaxation | Easy-to-Use Dropper | Magnesium Sleep Drops | Supplement for Kids Sleep- Baby & Toddlers

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Why We Love It

Gentle formula for children's health.
Supports relaxation and restful sleep.
Easy-to-use, no swallowing required.

Main Highlights

Gentle Magnesium For Kids – Our liquid magnesium glycinate supplement is specially formulated for children, providing a gentle, highly absorbable source of magnesium. Unlike magnesium sleep gummies and magnesium glycinate gummies, this easy-to-use liquid allows for precise dosing, ensuring kids receive optimal magnesium levels for daily health and well-being.
Supports Relaxation & Sleep – Magnesium is essential for healthy sleep, and our kids' magnesium supplement helps promote relaxation and restful nights. Unlike kids magnesium gummies for sleep or other magnesium supplements, our liquid form is quickly absorbed, making it an ideal sleep aid for kids struggling with restlessness, bedtime routines, and magnesium for sleep kids needs.
Helps Calm & Focus – Magnesium is crucial for nervous system function, helping children stay calm and focused throughout the day. Our magnesium glycinate formula supports cognitive function, making it a valuable addition to kids’ daily vitamins. Unlike traditional childrens vitamins, this magnesium supplement helps support concentration, emotional balance, and magnesium for sleep effectiveness.
Easy-To-Use Liquid Form – Designed for convenience, our magnesium drops are simple to administer with a dropper, eliminating the need for hard-to-swallow tablets or kids magnesium gummies for sleep. The liquid format ensures rapid absorption and can be easily mixed with water or juice, making it a practical alternative to magnesium gummies, magnesium supplements kids, and magnesium liquid options.
Quality You Can Trust – Supa Supps' magnesium glycinate for children is crafted with high-quality ingredients to ensure purity and effectiveness. Free from artificial additives, this liquid magnesium is a great choice for parents looking for safe, reliable magnesium supplements. Unlike magnesium for sleep kids in gummy or tablet form, this liquid alternative provides faster absorption and convenience for children needing magnesium supplements for sleep and overall health.

NaturesPlus Animal Parade MagKidz - Children's Magnesium Supplement - Natural Cherry Flavour - Muscle, Teeth, Bone Support - Gluten Free, Vegan - 90 Chewable Tablets

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Why We Love It

Supports child's nervous system health.
Boosts kids' energy and relaxation.
Enhances normal growth in children.

Main Highlights

RESTORES HEALTHY MAGNESIUM LEVELS: Often overlooked in children's diets, MagKidz provides a superior form of magnesium for normal functioning of the nervous system and normal psychological function
GREAT TASTE THAT KIDS LOVE: MagKidz provides wholesome, natural, essential magnesium in a highly bioavailable form, in a delicious natural cherry powder that your child will love
FOR DAY AND NIGHT: Perfect in the morning to support healthy energy production and reducing tiredness and fatigue. At night, magnesium promotes relaxation, normal functioning of the nervous system and normal psychological function
MAGNESIUM BENEFITS FOR KIDS: Magnesium contributes to the maintenance of normal bones and teeth. Magnesium contributes to normal protein synthesis and normal muscle function, key steps in children growth.
QUALITY MANUFACTURING: Our state-of-the-art manufacturing facilities maintain continuous adherence to cGMP compliance, superior standards, and are FDA and NSF registered

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.

Magnesium Citrate Gummies 1250mg for Adults and Kids (5+) - 60 Vegan Gummies - Berry Flavour - Providing 150mg of Elemental Magnesium & 80mg of Vitamin C - Made in The UK - Nu U Nutrition

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Why We Love It

High strength with Vitamin C.
Great tasting, easy ingestion.
Vegan friendly, allergen free.

Main Highlights

✔ HIGH STRENGTH MAGNESIUM - We provide the most elemental Magnesium per serving at 150mg per 2 gummy serving, in a highly absorbable citrate form. This is on average 25mg more than other competing brands. Each of our great value for money bottles contains 60 chewy gummies for a full month’s supply. Our chews are also the only Magnesium gummies to contain the powerful antioxidant Vitamin C for additional health benefits.
✔ GREAT TASTING - Our chewable gummies are fun and easy to take. They come in a delicious natural Berry flavour that you and your little ones will look forward to taking and without the battle to do so. They make a great alternative to traditional Magnesium tablets or capsules which can be very large and difficult to swallow. Suitable for both men and women and kids aged 5 years or over, so no need to purchase two different Magnesium supplements for your family.
✔ MIGHTY MINERAL - Magnesium is a mineral required by every organ within our bodies and is used in many functions. It plays a particular role in contributing to the reduction of tiredness and fatigue*. If we do not have enough Magnesium in our diets we can feel lethargic. It also helps to contribute to a normal energy-yielding metabolism* supporting the release of energy by the body so you can feel prepared for the day ahead *as substantiated by the European Food Safety Authority.
✔ VEGAN FRIENDLY - We have ensured our gummies are suitable for everyone which is why you’ll find no Gelatine here! Instead our gummies are made with vegan and vegetarian friendly Pectin. Developed with the whole family’s needs in mind: our gummies are allergen free, contain no artificial preservatives or colours so you can feel confident about giving them to your little ones. Oh and did we mention how good they taste?
✔ WE CARE - At Nu U Nutrition we are dedicated to not only providing you with premium nutritional supplements derived from the purest sourced ingredients, but we are also committed to providing YOU with the highest level of customer service possible. We are mindful to ensure all of our products are ethically sourced and we donate a proportion of each sale to charitable causes.

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We scanned 402 products

We reviewed these offers relevant to the Magnesium Supplements Kids 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 Activ Gums, Jelly Pills, Sea Vitality, Epigenetics, NaturallyMum, FITROGIN, Supa-Supps, Nature's Plus, Izkan, Nu U Nutrition, 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 Supplements Kids in the market, we considered we took a deep dive into 2011 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 Kids Magnesium 180 Vegan Gummies | Magnesium Citrate 1250mg & Vitamin C 80mg | Support Sleep, Bones, Immune, Energy & Cognition | Resealable & Recyclable Pouch | Suitable for Kids Age 5+ by ActivGums®. We love many things about this product by Activ Gums. What sets it apart from the competition is Boosts kids' overall wellbeing, Eco-friendly packaging utilized, Suitable for vegans.
The best value product for most shoppers and where user satisfaction is continuously the highest is Jelly Pills® Kids Gummies 810 mg Magnesium Citrate and Vitamin B6 Kids - 70 Berry Flavoured Vegan Gummies - No Added sugars - Reduces Tiredness and Fatigue - 90 mg Magnesium by Jelly Pills based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Magnesium Supplements Kids and the best cost-to-value ratio is 60 Kids Magnesium Glycinate Gummies -Vegan- 2 Month Supply with Prebiotics–Supports Muscle, Nerve, Energy & Health–Child-Friendly Raspberry Flavor, 62mg Elemental Magnesium Gummies Kidsat FITROGIN with a 40% discount.
Our list of the best Magnesium Supplements Kids 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 Supplements Kids in The UK

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We scanned 402 products

We concluded that: