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Pure EncapsulationsMinerals

Magnesium (glycinate), 90 capsules

£17.76 for 90 capsules at Healf. That works out at 16p per 100 mg magnesium, which ranks it 31st of the 66 magnesium bisglycinate products we price across 13 UK retailers.

What it really costs, per 100 mg magnesium16pOne 100 mg dose is our comparison unit for magnesium. It is not a recommendation.
A day16p
A week£1.15
A month£4.93
A year£60.02

At one 100 mg dose a day, this pack lasts 4 months. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

  • Servings: 90 ÷ 1 per serving = 90
  • In the pack: 90 × 120 mg = 10.8 g
  • £17.76 ÷ 10.8 g × 100 mg = 16.4p per 100 mg magnesium
  • A week 16.4p × 7 = £1.15 · a month × 30 = £4.93 · a year × 365 = £60.02
  • 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 bisglycinate

All 66, ranked →
Ready and Rested Magnesium GlycinateHealf · 375 mg a serving · £4.67 a month · a pack lasts 7 months16p£34.99View at Healf (opens in a new tab)
Designs for HealthMagnesium Glycinate ComplexHealf · 300 mg a serving · £4.78 a month · a pack lasts 6 months16p£28.68View at Healf (opens in a new tab)
Magnesium (glycinate)Healf · 120 mg a serving · £4.84 a month · a pack lasts 7 months16p£34.84View at Healf (opens in a new tab)
Magnesium GlycinateHealf · 200 mg a serving · £4.91 a month · a pack lasts 7 months16p£35.99View at Healf (opens in a new tab)
Magnesium Bis-Glycinate 140 Extra GentleHealf · 140 mg a serving · £4.91 a month · a pack lasts 6 months16p£27.49View at Healf (opens in a new tab)
This productHealf · 120 mg a serving · £4.93 a month · a pack lasts 4 months16pshown above

Switching to the Healf pack saves 27p a month at the same 100 mg dose.

Ranked purely by price per 100 mg magnesium. 86 combination products also contain magnesium.

Pack sizes

PackPricePer doseA year
360 capsules£59.0714p£49.91
180 capsules£34.8416p£58.87
90 capsulesthis pack£17.7616p£60.02

At one 100 mg dose a day, the 360 capsules pack costs £10.11 less a year than this one.

On the label

Magnesium · Bisglycinate (glycinate)
120 mg per serving (stated on the label)
Pack
90 capsules · 90 servings · 1 capsule(s) a serving
Cost per serving
20p (90 servings in the pack)
More label details
Claimed on the listing
vegetarian
Sold by
Healf
What the listing says
“90 caps” · “Servings Per Container: 90” · “Serving Size: 1 capsule” · “Magnesium (as Magnesium Glycinate) ; 120 mg”
Ingredients

Magnesium (as Magnesium Glycinate), Vegetarian Capsule (Cellulose, Water), Antioxidant (Ascorbyl Palmitate)

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

1 price change since 1 October 2026. Checked on 20 days, most recently 20 October 2026.

Lowest recorded
£17.763 Oct
Highest recorded
£18.691 Oct
First recorded
£18.691 Oct
Checked on
20 dayssince 1 Oct
Pack price at each check.
  1. Down at Healf: £18.69 → £17.76 (−5.0%)
  2. First checked at Healf: £18.69

Questions about this product

How much does Pure Encapsulations Magnesium (glycinate) cost per 100 mg magnesium?

16p per 100 mg magnesium, from £17.76 for 90 capsules at Healf, checked on 20 October 2026.

Is it the cheapest magnesium bisglycinate in the UK?

No, it is 31st of 66. Magnesium Bisglycinate 1500mg at Simply Supplements works out at 1p per 100 mg magnesium.

How long does one pack last?

4 months at one 100 mg dose. The pack holds 10.8 g in total.

About Pure Encapsulations

All 135 Pure Encapsulations products, priced per dose

More from Pure Encapsulations

Keep comparing

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