Last Updated: Friday 14th August 2026

Magnesium tablets and capsules are the simplest way to take magnesium consistently. There is nothing to mix, nothing to measure, and they travel well, which makes them the easiest format to build into a daily routine.

Magnesium supports normal muscle contraction and relaxation, nerve conduction, energy metabolism, and electrolyte balance. It also helps reduce the occurrence of muscle cramps and mild spasms when dietary magnesium intake is inadequate, so you can keep moving through training, work, and everyday life.

Benefits of Tablets or Capsules

• Consistent servings – A fixed dose every time, with no scooping or guesswork.
• Easy to travel with – No shaker, no water needed, and simple to keep in a bag or at your desk.
• Flexible dosing – Many products let you take one to three capsules daily, so you can adjust intake to suit you.
• No flavour to like or dislike – Useful if you would rather not add another flavoured drink to your day.
• Chewables available – A middle ground for kids or anyone who struggles with swallowing tablets.

Pick Your Magnesium Form With Confidence

Different forms of magnesium have different profiles. The form refers to what the mineral is bound to, and it affects how well the magnesium is absorbed and how it sits with your stomach. Many people choose:

• Magnesium glycinate – For gentle, everyday support and evening use. Browse our Magnesium Glycinate range.
• Magnesium citrate – A well-absorbed organic form popular for muscle support and cramp relief. Browse our Magnesium Citrate range.
• Magnesium amino acid chelate – Another well-absorbed organic form, common in multi-source tablets.
• Magnesium L-threonate – Usually chosen for cognitive support rather than muscle recovery.
• Magnesium oxide – Delivers a high amount per tablet but is less readily absorbed than the organic forms above.
• Multi-source blends – Combine forms such as citrate, glycinate, amino acid chelate and orotate for broader daily coverage.

Whichever form you pick, check the label for the amount of elemental magnesium per serve and follow the directions for use.

How Much Magnesium Per Tablet or Capsule

Check the elemental magnesium figure rather than the weight of the magnesium compound. A tablet listing 500mg of magnesium glycinate may supply only 50mg of elemental magnesium, and the elemental number is what counts. Also check how many tablets or capsules make up a serve, since doses are often split across two or three and the per-tablet figure can look lower than the daily total. Products in this range sit between roughly 50mg and 220mg of elemental magnesium per tablet.

Prefer a Different Format or Goal? Explore Our Magnesium Ranges

• Magnesium Supplements – The full range across every form and format we stock, including powders and multi-source blends. View all Magnesium Supplements.
• ZMA Formulas – The classic combination of zinc, magnesium and vitamin B6, popular around training and nightly routines. Browse our ZMA Supplements range.
• Magnesium for Sleep & Stress – Magnesium-focused tablets and capsules designed for evening use, supporting normal nervous system function and relaxation.
• Topical Magnesium – Non-oral creams applied to the skin for local muscle relief and relaxation.

Popular Magnesium Tablets & Capsules

• Triple Magnesium (Tablets) by Pillar Performance
• 100% Pure Magnesium Glycinate Capsules by Genetix Nutrition
• Magnesium Citrate 900 by Herbs of Gold
• Magnesium Night by Herbs of Gold
• MAG GLY (Capsules) by Switch Nutrition

The Science of Magnesium

Research highlights magnesium's roles in energy metabolism, muscle function, and exercise contexts.

• Review of magnesium status, supplementation and exercise performance, Nutrients 2017.
• Update on absorption and bioavailability across forms, which concluded that dose and individual magnesium status matter more than the specific form used, Schuchardt and Hahn 2017.
• Randomised trial comparing acute versus chronic magnesium supplementation in resistance exercise, Journal of the International Society of Sports Nutrition 2015.
• Australian and New Zealand nutrient reference values for magnesium, NHMRC.

Why Shop Magnesium Tablets & Capsules at Nutrition Warehouse

• 120+ Stores Australia Wide – Find your store now
• Click & Collect from any of our stores
• Same Day Supps – Get your order within 2 hours with same-day delivery
• Magnesium tablets, capsules and chewables from trusted brands
• Clear product information so you can compare forms and serves
• Expert guidance online and in store
• Free delivery on qualifying orders
• Backed by the 5 Scoop Guarantee – complete peace of mind
• Best Price Guarantee – Find a lower-priced identical stocked item that's in stock with a competitor in Australia (even if it's on sale), we will not only match it, WE'LL BEAT IT BY $1, plus you get a FREE SHAKER valued at $8.95.