WeightWorld Magnesium Glycinate 4-in-1, 400mg Elemental Magnesium, 180 Capsules

Capsules: WeightWorld Magnesium Glycinate 4-in-1 is a capsule supplement listing 400mg of elemental magnesium per two-capsule serving. The manufacturer describes a blend of four magnesium compounds and added leucine, while the supplied listing gives a three-month supply at its suggested serving.

At a glance

Four magnesium forms are combined in one capsule product: glycinate, citrate, malate and taurate.
At the stated two-capsule daily serving, the listing claims 400mg elemental magnesium and 90mg leucine.
The 180-capsule bottle is described as a three-month supply when taken at two capsules per day.
The manufacturer describes the formula as vegan-friendly and non-GMO, and says it is made in the UK.

Price

£9.99Save 38%

Reference price: ~~£15.99~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

The serving provides four named magnesium forms rather than a single listed form.
The stated serving delivers 400mg elemental magnesium, with the ingredient-compound amount and leucine also specified.
A 180-capsule bottle is sized for three months at the suggested two capsules per day.

Technical specifications

17 specifications

Identity
Brand	WeightWorld
Model	5056128129043

Dimensions and installation
Dimensions listed	40 x 4.5 x 40 centimetres
Weight listed	232.81 Grams

Serving and formula
Serving size	2 capsules per day
Capsules per bottle	180 capsules
Supply at stated serving	3-month supply
Magnesium compounds per serving	1700 mg
Elemental magnesium per serving	400 mg
Elemental magnesium NRV per serving	106% NRV
Magnesium forms	magnesium glycinate, citrate, malate, and taurate
Leucine per serving	90 mg

Product details
Form	Capsule
Flavour	Unflavoured
Age range	Adult
Country of origin	United Kingdom
Allergen information	Contains: Lactose Free

What to know before buying

The amounts and serving guidance are manufacturer listing claims, not independently verified. The listing identifies the serving as two capsules per day, so the three-month supply depends on that schedule.

Who is it for?

A good fit for

Adults looking for a capsule supplement combining four magnesium forms and a clearly stated elemental-magnesium amount.
Buyers who prefer a vegan-friendly, unflavoured supplement in a three-month bottle at the listed serving.

Less suited to

People who need a single-form magnesium product or a serving amount different from the stated two capsules per day.
Anyone who needs to avoid capsules or requires confirmed suitability for a specific health condition or medication.

WeightWorld Magnesium Glycinate 4-in-1, 400mg Elemental Magnesium, 180 Capsules · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 5,064 ratings

5 stars76%76%
4 stars14%14%
3 stars7%7%
2 stars1%1%
1 star2%2%

Customer feedback describes the supplement as good quality and effective, with positive mentions of sleep, value and ease of swallowing. Reports about side effects are mixed, including some reports of dizziness and nausea and others reporting none. These are customer perceptions rather than evidence that the product will affect sleep or be suitable for every user. The listing specifies two capsules per day, so that serving guidance is relevant when considering the reported experiences.