Magnesium

Magnesium is an essential mineral that supports relaxation, nervous system balance, muscle function, and quality sleep. It plays a key role in regulating stress response and calming the body, making it a foundational nutrient for everyday wellbeing and resilience.

 

93 products

Bottle of magnesium supplement with label on a white background
Bottle of magnesium supplement with ingredients listed on a blue background
Regular price £19.99 Unit price£0.04 / ml
Swedish Nutra Magnesium 4000mg Liquid Orange 500ml
Supplement bottle labeled 'Calcium & Magnesium' by Source Naturals on a white background
Supplement bottle with label on a white background
Regular price £16.99 Unit price£0.17 / item
Source Naturals Calcium & Magnesium with Vitamin D3 - 100 Tablets
Front image: Source Naturals magnesium malate tablets bottle 90 count
Supplement facts & ingredients image: Source Naturals magnesium malate tablets ingredient panel bottle 90 count
Regular price £17.99 Unit price£0.20 / item
Source Naturals Magnesium Malate 3750mg - 90 Tablets
Supplement bottle labeled 'Ultra-Mag' by Source Naturals on a white background
Supplement bottle with label on a white background
Regular price £14.99 Unit price£0.25 / item
Source Naturals Ultra-Mag 5 in 1 Magnesium - 60 Tablets
Arriving Soon
Bottle of Source Naturals Magnesium Glycinate supplement on a white background
Supplement bottle with label on a white background
Regular price £24.99 Unit price£0.21 / item
Source Naturals Magnesium Glycinate 200mg - 120 Tablets
KIKI Health Ionic Magnesium liquid concentrate bottle on a white background
KIKI Health Ionic Magnesium dropper bottle on a white pedestal with a plant against an orange background
Regular price £22.99 Unit price£0.46 / ml
KIKI Health Ionic Magnesium Liquid Drops 120mg - 50ml
Brown bottle of magnesium oil spray with black cap on a white background
Bottle of magnesium oil spray on a natural stone surface with eucalyptus leaves.
Regular price £15.99 Unit price£0.13 / ml
KIKI Health Magnesium Oil Spray Zechstein - 125ml
Bottle of Calcium Zinc Magnesium supplement with BiotechUSA label on a white background
Bottle of Calcium Zinc Magnesium supplement with product details on a beige background
Regular price £16.99 Unit price£0.19 / item
BioTechUSA Calcium Zinc Magnesium Complex - 90 Tablets
Blue bottle of goli magnesium gummies on a white background
Advertisement for goli supplement bottles with text about zero sugar content and health benefits on a blue background.
Regular price £18.99 Unit price£0.32 / item
Goli Nutrition Zero Sugar Magnesium Gummies 260mg 60 Count
NOW Foods Magnesium Citrate 200 mg Tablets Essential Mineral 100 Tablets front bottle view
NOW Foods Magnesium Citrate 200 mg Tablets Essential Mineral 100 Tablets Supplement Facts label with magnesium details
Regular priceFrom £16.99 Unit price£0.17 / item
NOW Magnesium Citrate 200mg Tablets - Essential Mineral
NOW Foods Magnesium Glycinate 200 mg High Absorption Form 180 Veg Tablets front bottle view
NOW Foods Magnesium Glycinate 200 mg High Absorption Form 180 Veg Tablets Supplement Facts label with magnesium details
WEIDER Magnesium Powder – Berry Flavour | 500g | 100 Servings
Container with nutritional information on a white background
everyday wellbeing and resilience

About Magnesium Supplements

Magnesium plays many crucial roles in the body, such as supporting muscle and nerve function and energy production.

Low magnesium levels usually don't cause symptoms.

However, chronically low levels can increase the risk of high blood pressure, heart disease, type 2 diabetes and osteoporosis.

Frequently Asked Questions

Magnesium is an essential mineral involved in over 300 biochemical processes in the body.

It supports nervous system function, muscle relaxation, energy production, bone health, and healthy sleep patterns.

It also plays a key role in regulating the body’s stress response and maintaining emotional balance.

Magnesium supplements may help support relaxation, reduce muscle tension, improve sleep quality, support stress management, and maintain normal nerve and muscle function.

Many people use magnesium as part of a daily routine to support calm, recovery, and overall wellbeing.

Different forms of magnesium offer different benefits.

Magnesium glycinate and bisglycinate are often chosen for relaxation and sleep, magnesium citrate for digestion, and magnesium malate for energy and muscle support.

A premium formula typically selects highly bioavailable forms for gentle absorption and optimal effectiveness.

Yes, magnesium is designed for safe daily use when taken as directed.

Daily supplementation helps maintain healthy magnesium levels and supports long-term nervous system and muscle function.

Consistency is key to experiencing ongoing benefits.

Magnesium supports the regulation of the nervous system and helps calm overactive stress pathways.

It may help reduce feelings of tension, support emotional balance, and promote a greater sense of calm, particularly during periods of mental or physical strain.

Magnesium is also widely used to support sleep quality.

It helps relax muscles, calm the nervous system, and support the production of calming neurotransmitters involved in sleep regulation.

Many people take magnesium in the evening as part of a bedtime routine.

What we look for in every product

Because your health deserves more than clever packaging

Organic and responsibly sourced ingredients

A trusted marketplace for premium supplements with brands that put science, nature, and quality first.

No artificial colours, fillers, or unnecessary additives

Plant-powered ingredients and clean actives designed to support whole-body health.

Clinically Approved

Every formula is backed by clinical research and approved for both safety and effectiveness.

Clear labelling and transparent brands

Suitable for long-term, everyday use