Magnesium

(125 products)

Magnesium

Magnesium is key for maintaining your everyday health and well-being. At HealthPost youll find a comprehensive range of magnesium supplements designed to support your body's needs. Whether you want to support calmness, deep sleep, muscle comfort or happy mood, youll find a bestselling naturopath-checked range, backed by ethical values.

Magnesium Citrate
Magnesium Glycinate
Magnesium Oxide
Magnesium Threonate
Hand holding a dropper with a small amount of liquid on a blurred background.
Magnesium Oil & Cream
Liposomal Magnesium
Person lying in bed with a pillow, surrounded by soft bedding.
Sleep Support
Woman with grey hair smiling outdoors against a clear blue sky.
Muscle Support
Two people riding bicycles through a grassy field with a scenic background.
Stress & Hormones
Skip to results list

Filters

125 items
Sort Best selling

Filter

Sort Best selling
  • Mindful Brand
    Healtheries Magnesium + Vit B Gummies - High Strength _1
    Healtheries Magnesium + Vit B Gummies - High Strength _2
    Sale
    BONUS

    Magnesium + Vit B Gummies - High Strength

    $23.80 $22.80

    3 reviews

    Healtheries

    Magnesium + Vit B Gummies - High Strength

    50 gummies
    $22.80 $23.80
  • SUKU Vitamins Mega Strength Magnesium _1
    SUKU Vitamins Mega Strength Magnesium _2

    Mega Strength Magnesium

    $41.00

    1 reviews

    SUKU Vitamins

    Mega Strength Magnesium

    50 gummies
    $41.00
  • Me Today Complex+ Triple Mag Sleep _1
    Me Today Complex+ Triple Mag Sleep _2
    Sale
    BONUS

    Complex+ Triple Mag Sleep

    $65.90 $40.60

    2 reviews

    Me Today

    Complex+ Triple Mag Sleep

    60 vege capsules
    $40.60 $65.90
  • epzen Sleep Magnesium Epsom Salts _1

    Magnesium Epsom Salts

    $12.90

    1 reviews

    epzen

    Magnesium Epsom Salts

    Relax 900g
    $12.90
  • GO Healthy Pro Series Pro Magnesium Sleep Powder _1
    BONUS

    Pro Magnesium Sleep Powder

    $35.20

    4 reviews

    GO Healthy Pro Series

    Pro Magnesium Sleep Powder

    240gm
    $35.20
  • Xtendlife Marine Magnesium With Potassium _1
    Xtendlife Marine Magnesium With Potassium _2

    Marine Magnesium With Potassium

    $19.40

    1 reviews

    Xtendlife

    Marine Magnesium With Potassium

    60 vege capsules
    $19.40
  • Swanson Alkaline Booster PH Protector Drops _1
    Swanson Alkaline Booster PH Protector Drops _2

    Alkaline Booster PH Protector Drops

    $29.90

    3 reviews

    Swanson

    Alkaline Booster PH Protector Drops

    37.5 mL
    $29.90
  • Mindful Brand
    Natroceutics Magnesium Trace Mineral Complex _1
    Natroceutics Magnesium Trace Mineral Complex _2

    Magnesium Trace Mineral Complex

    $39.90

    1 reviews

    Natroceutics

    Magnesium Trace Mineral Complex

    60 tablets
    $39.90
  • Mindful Brand
    Ethical Nutrients Mega Magnesium Relax _1
    Ethical Nutrients Mega Magnesium Relax _2
    Sale
    BONUS

    Mega Magnesium Relax

    $39.20 $35.90

    1 reviews

    Ethical Nutrients

    Mega Magnesium Relax

    60 tablets
    $35.90 $39.20
  • Nature's Way Kids Smart Vita Gummies Calm _1
    Nature's Way Kids Smart Vita Gummies Calm _2
    Sale
    BONUS

    Kids Smart Vita Gummies Calm

    $18.10 $15.90

    1 reviews

    Nature's Way

    Kids Smart Vita Gummies Calm

    50 gummies
    $15.90 $18.10
  • Mindful Brand
    Swisse Ultiboost Magnesium Glycinate _1
    Swisse Ultiboost Magnesium Glycinate _2

    Ultiboost Magnesium Glycinate

    $44.90

    Swisse

    Ultiboost Magnesium Glycinate

    120 coated tablets
    $44.90
  • Nature's Way Adult Vita Gummies Magnesium _1
    Sale
    BONUS

    Adult Vita Gummies Magnesium

    $28.80 $25.50

    Nature's Way

    Adult Vita Gummies Magnesium

    90 gummies
    $25.50 $28.80
  • GO Healthy Pro Series Pro Magnesium Muscle _1
    BONUS

    Pro Magnesium Muscle

    $49.20

    1 reviews

    GO Healthy Pro Series

    Pro Magnesium Muscle

    360gm
    $49.20
  • Nutra-Life Deep Sleep + Magnesium Glycinate - Berry _1
    Nutra-Life Deep Sleep + Magnesium Glycinate - Berry _2
    Sale
    BONUS

    Deep Sleep + Magnesium Glycinate - Berry

    $50.60 $47.40

    Nutra-Life

    Deep Sleep + Magnesium Glycinate - Berry

    285gm
    $47.40 $50.60
  • Matakana Superfoods Brain Complex _1

    Brain Complex

    $49.90

    Matakana Superfoods

    Brain Complex

    110gm
    $49.90
  • Mindful Brand
    Healtheries Magnesium Sleep Powder _1
    Sale
    BONUS

    Magnesium Sleep Powder

    $28.70 $27.50

    Healtheries

    Magnesium Sleep Powder

    160gm
    $27.50 $28.70
  • Mindful Brand
    Eve Wellness A Juicy Dose of Magnesium _1
    Eve Wellness A Juicy Dose of Magnesium _2

    A Juicy Dose of Magnesium

    $34.90

    Eve Wellness

    A Juicy Dose of Magnesium

    60 vege capsules
    $34.90
  • Nutra-Life Magnesium Glycinate + High Strength Powder Citrus _1
    Nutra-Life Magnesium Glycinate + High Strength Powder Citrus _2
    Sale
    BONUS

    Magnesium Glycinate + High Strength Powder Citrus

    $41.90 $36.50

    Nutra-Life

    Magnesium Glycinate + High Strength Powder Citrus

    180gm
    $36.50 $41.90
  • Ultimate Life Magnesium Complex _1

    Magnesium Complex

    $32.30

    1 reviews

    Ultimate Life

    Magnesium Complex

    90 vege capsules
    $32.30
  • Mindful Brand
    Natroceutics Magnesium Glycinate Complex _1
    NEW

    Magnesium Glycinate Complex

    $38.90

    Natroceutics

    Magnesium Glycinate Complex

    60 capsules
    $38.90
  • Nature's Way High Strength Magnesium 1-A-Day _1
    Sale
    BONUS

    High Strength Magnesium 1-A-Day

    $26.10 $23.10

    Nature's Way

    High Strength Magnesium 1-A-Day

    150 tablets
    $23.10 $26.10
  • Mindful Brand
    Swisse Ultiboost Magnesium + Sleep _1
    Swisse Ultiboost Magnesium + Sleep _2

    Ultiboost Magnesium + Sleep

    $33.80

    Swisse

    Ultiboost Magnesium + Sleep

    60 coated tablets
    $33.80
  • Mindful Brand
    Misty Day Plant Potions Magick Magnesium _1
    Misty Day Plant Potions Magick Magnesium _2
    Sale
    BONUS

    Magick Magnesium

    $37.20 $35.90

    Misty Day Plant Potions

    Magick Magnesium

    150gm
    $35.90 $37.20

The latest in wellness

View more articles
A person holding a bottle of magnesium supplements

Best of 2025: 9 trending bestsellers loved by HealthPost customers

12 Dec 2025•Rebecca Baylis

Why Magnesium Matters 

Magnesium is a vital mineral that plays a crucial role in over 350 enzymes in the body. It’s involved in various essential functions, like: 

  • Healthy energy production 

  • A calm nervous system 

  • Supporting a healthy heart 

  • Getting to sleep and staying asleep 

While your body doesn’t produce magnesium naturally, you can obtain it through your diet. It's worth noting that over half of the magnesium in your body is found in bone tissue, emphasizing its significance in maintaining strong and healthy bones.

Benefits of Magnesium 

  • Calmness: During times of stress, magnesium can help support nervous tension, for a sense of calm and relaxation. 

  • Heart Health: Maintaining a healthy heart and blood pressure is crucial, especially as you enter your wise years, and magnesium plays a vital role in supporting cardiovascular health. 

  • Relaxed Muscles: Magnesium supports comfortable muscles, helping to support muscle tension and relaxation. 

  • Brain and Nerves: Healthy brain and nerve function are essential for optimal cognitive performance, and you need magnesium for proper function. 

  • Deep Restful Sleep: If you struggle with sleep issues, magnesium can support restful sleep patterns, allowing you to wake up refreshed and rejuvenated. 

  • Strong Bones: Alongside other important minerals, magnesium contributes to maintaining strong and healthy bones, for healthy bone density, especially as you age. 

Should I Consider Magnesium Supplementation? 

While magnesium can be obtained from high magnesium foods such as Brazil nuts, green leafy vegetables, and lentils, certain factors can deplete magnesium levels in the body. High consumption of refined sugar and processed grains, as well as stress, caffeine, alcohol, and some types of medication can all contribute to magnesium deficiency. So, if you feel that your diet and lifestyle may not provide sufficient magnesium, supplementation can help fill any nutritional gaps. 

Different Types of Magnesium Supplements 

At HealthPost, you’ll find a wide selection of magnesium supplements available in tablet, capsule, powder and liquid form to suit any preference. For superior absorption, you may consider our BioBalance Liposomal Magnesium, known for its enhanced bioavailability. You’ll also find magnesium creams and oils that can be applied topically to support relaxation and comfort. 

Magnesium Side Effects and Considerations 

When taken as recommended, magnesium supplements are generally suitable for most individuals. However, if you have sensitive digestion, in high doses, certain forms of magnesium can lead to loose bowels. If you have a sensitive stomach, opting for a liposomal magnesium supplement can be a gentle and effective choice. 

How to choose the right magnesium

With so many options for magnesium supplements – sometimes the trickiest part can be choosing the right one for you. If you’re looking for help choosing, check out The best magnesium for your health goals.