Free UK delivery for orders over £50
365 Day Returns
£20 off orders over £100 – code MAY20
Free UK delivery for orders over £50
365 Day Returns
£20 off orders over £100 – code MAY20
Free UK delivery for orders over £50
365 Day Returns
£20 off orders over £100 – code MAY20
Free UK delivery for orders over £50
365 Day Returns
£20 off orders over £100 – code MAY20
Free UK delivery for orders over £50
365 Day Returns
£20 off orders over £100 – code MAY20
Free UK delivery for orders over £50
365 Day Returns
£20 off orders over £100 – code MAY20
Free UK delivery for orders over £50
365 Day Returns
£20 off orders over £100 – code MAY20

Pure Marine Magnesium is a natural remedy which will help to support optimum nerve and muscle function. It is sourced from seaweed and is one of the seven essential macrominerals we need for our bodies to function healthily.

£9.89
Free sample each month
Pause or cancel anytime
365 day free returns
In stock. Next day delivery available.

Buy now, pay later from £2.75/mo with

Free UK shipping over £50, free returns.
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Key Benefits

  • Supports nerve and muscle function
  • Magnesium sourced naturally from pure sea water
  • Stabilises mood, reduces stress, and promotes better sleep

The Naked Pharmacy’s Marine Magnesium is a sustainable organic prebiotic, made to support healthy nerve and muscle function. Magnesium plays a crucial role in the body, and healthy magnesium levels can stabilise mood, reduce stress, promote better sleep and contribute to bone and heart health. Made from Magnesium from pure sea water, pure Marine Magnesium is a natural remedy which will help to support optimum nerve and muscle function. Magnesium for this supplement is sourced naturally from pure sea water and is one of the seven essential macrominerals we need for our bodies to function healthily.

With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.

Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.

Each capsule contains:
Marine Magnesium: 188mg (50% NRV) • Baobab prebiotic: 50mg • Tapioca capsule shell

*Nutrient Reference Value

Shipping

At Healf, we prioritize safe and fast delivery for all our customers. Our carefully selected couriers are Royal Mail and DPD.

UK standard delivery

Enjoy free standard delivery on orders above £50, this option usually requires 2-3 working days. If your order is under £50, this delivery option is available for £3.99.

Next working day

For when you need our products urgently, we offer next working day shipping for £5.99. For orders placed before 12.00, we will ship it the same day to ensure you receive your order the next working day.

International

International deliveries can take 7 working days, and up to 4 weeks. The cost is £22.99 for orders below £50, £49.95 for orders above.

Returns

If for any reason you are not satisfied with your order, we provide free 365-day UK returns for all our customers. To initiate your return, simply contact us at team@healf.com, and we'll send you a return slip and help arrange a collection. The item you return must be sent in the same condition as received and inside the original packaging. Once received, we will notify you via email.

For international returns, we unfortunately do not cover the cost. However, we work with an array of carriers and can offer self-posting returns for customers shopping from outside the UK.

Adults and Children (12+yrs): Take ONE or TWO capsule daily, with food. All of our capsules can be twisted open and the contents mixed with food or drink, such as a yogurt or smoothie, to consume if required. Caution: we don't advise the use of this supplement during pregnancy or whilst breastfeeding.

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Frequently asked questions

Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.

The Healf Journal offers detailed insights into different aspects of wellbeing, as well as guidance, research, recipes, and more to help you invest in your personal wellbeing journey. You can also subscribe to our weekly newsletters for the latest updates at Healf and in the wellbeing industry. Subscribe via the sign-up block at the bottom of this page.

We love people who check ingredients as carefully as we do, so you'll find detailed information about the ingredients used on every product page (where applicable). If you see something you'd like to flag with us or have additional questions, please don't hesitate to get in touch—we'd love to hear from you.

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Our approach keeps us at the forefront of wellbeing. With our global network of health professionals and AI-powered trend analysis, we curate the leading supplements, tools, and tech that pioneer the industry.

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Each product at Healf is carefully examined by a panel of industry specialists—including dieticians, personal trainers, psychologists, and sleep experts—to ensure it meets our high standards for quality, efficacy, and ingredient formulations.

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By collaborating with a dedicated group of customers who test and review each product, we ensure that only those truly beneficial to your wellbeing are offered here at Healf.