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EidonMinerals

Liquid Ionic Magnesium

£15.49 for 30 servings at Healf. That works out at 65p per 100 mg magnesium, which ranks it 3rd of the 4 magnesium chloride products we price across 2 UK retailers.

What it really costs, per 100 mg magnesium65pOne 100 mg dose is our comparison unit for magnesium. It is not a recommendation.
A day65p
A week£4.52
A month£19.36
A year£235.58

At one 100 mg dose a day, this pack lasts 24 days. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

  • In the pack: 30 × 80 mg = 2.4 g
  • £15.49 ÷ 2.4 g × 100 mg = 64.5p per 100 mg magnesium
  • A week 64.5p × 7 = £4.52 · a month × 30 = £19.36 · a year × 365 = £235.58
  • Amount per serving: stated on the label.

The standard dose is a comparison unit, not a recommendation. Always confirm the price on the retailer's site. How we compare everything.

Cheaper magnesium chloride

All 4, ranked →
Mega-MagCheapest per 100 mg magnesiumHealf · 360 mg a serving · £4.80 a month · a pack lasts 3 months16p£16.99View at Healf (opens in a new tab)
Ionic Magnesium Liquid ConcentrateHealf · 120 mg a serving · £15.50 a month · a pack lasts 30 days52p£15.50View at Healf (opens in a new tab)
This productHealf · 80 mg a serving · £19.36 a month · a pack lasts 24 days65pshown above

Switching to the Healf pack saves £14.56 a month at the same 100 mg dose.

Ranked purely by price per 100 mg magnesium. 3 combination products also contain magnesium.

On the label

Magnesium · Chloride
80 mg per serving (stated on the label)
Pack
30 servings · 2 ml a serving
Cost per serving
52p (30 servings in the pack)
More label details
Sold by
Healf
What the listing says
“Servings Per Container: 30” · “Serving Size: 30 Drops (2ml)” · “Magnesium (as Magnesium Chloride) ; 80 mg”
Ingredients

Magnesium (as Magnesium Chloride), De-ionized Water

From the Healf listing. Check the pack itself if you have an allergy: labels mark allergens in bold.

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One 100 mg dose is our comparison unit, not a recommendation.

Price history

No price change since 1 October 2026. Checked on 20 days, most recently 20 October 2026.

Price at every check
£15.49Healf
First recorded
£15.491 Oct
Checked on
20 dayssince 1 Oct
Pack price at each check.
  1. First checked at Healf: £15.49

Questions about this product

How much does Eidon Liquid Ionic Magnesium cost per 100 mg magnesium?

65p per 100 mg magnesium, from £15.49 for 30 servings at Healf, checked on 20 October 2026.

Is it the cheapest magnesium chloride in the UK?

No, it is 3rd of 4. Mega-Mag at Healf works out at 16p per 100 mg magnesium.

How long does one pack last?

24 days at one 100 mg dose. The pack holds 2.4 g in total.

About Eidon

All 7 Eidon products, priced per dose

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