Magnesium Citrate helps support muscle and nerve function, delivering steady energy and a calmer day for you, so you can train harder, focus better, and unwind quickly and easily. It delivers magnesium to support muscle function and heart rhythm, while allergen-free ingredients keep things simple. Natural Factors has a long heritage of quality and trust, backed by clear manufacturing standards.

Available Sizes & Variants:

90 capsules – convenient daily dose for ongoing support

Benefits & Features:

• Promotes steady muscle function for daily energy.
• Supports heart rhythm and cardiovascular health, helping you feel steadier throughout the day.
• Citrate form boosts bioavailability, helping absorption so you benefit from magnesium more efficiently, which may support sleep quality, exercise performance, and everyday resilience.
• Free from artificial colours, preservatives, sweeteners, and common allergens, making it easier to fit into sensitive diets.
• Designed for daily use together with a vitamin d supplement and probiotics in our range.

Natural Factors magnesium citrate uses the citrate form to boost bioavailability, helping your body absorb magnesium more efficiently than other forms. This aligns with research noting magnesium's role in muscle and nerve function, heart rhythm, and bone support. The brand's allergen-free approach - no artificial colours, preservatives, sweeteners, or common allergens - reflects a nice and simple commitment to clean, trustworthy supplements. This product sits within a high standard range and pairs well with vitamin d supplement and probiotics.

Gelatin capsule (gelatin, purified water), microcrystalline cellulose, magnesium stearate (vegetable grade).

• GTIN: 68958016528
• Manufacturer: Natural Factors
• Categories: Blood Pressure SupplementsMagnesium SupplementsMineralsNatural FactorsNew ArrivalsPeriod PainStress Relief & Calming Supplements
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

The recommended usage of the supplement is to take 1 capsule either once or up to three times per day, following the instructions given. Take 1 capsule one to three times daily or as recommended by your health professional.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Magnesium (Citrate Form)

Magnesium citrate is a magnesium salt form that supports normal bodily functions and is noted for higher bioavailability thanks to the citrate component. This formulation delivers elemental magnesium in a citrate form good for supplementation and is free from common allergens.

This active ingredient is magnesium in citrate form, a common supplement form used to help keep magnesium levels in the body.

What Does Magnesium (Citrate Form) Do?

Magnesium is involved in helping with muscle relaxation and nerve signal transmission, and it helps regulate calcium and potassium absorption which is important for bone health and heart rhythm.

*This product isn’t intended to diagnose, treat, cure, or prevent any disease.

*This product isn’t intended to diagnose, treat, cure, or prevent any disease.

Why Natural Factors Magnesium Citrate is Welzo Selected

Natural Factors is our chosen manufacturer for this Magnesium Citrate supplement due to its established approach to allergen-conscious formulations and clean ingredient practice. The product page emphasises an allergen-free profile, with no artificial colours, preservatives, sweeteners or major allergens such as dairy, gluten, wheat, soy or GMOs, aligning with Welzo’s commitment to purity and transparency.

In our evaluation, the brand’s dedication to producing high-quality, straightforward formulations resonates with our quality standards. We assess partner brands through a rigorous vetting process led by Welzo's healthcare professionals, ensuring alignment with our sourcing and safety criteria. This brand was evaluated by Welzo's healthcare professionals for compliance with how we verify ingredient quality.

Natural Factors also offers Magnesium Citrate with 150 mg elemental magnesium per capsule, and the citrate form is noted for enhanced bioavailability in industry discussions, supporting the product’s suitability for this supplement type. This combination of formulation clarity and manufacturing focus makes Natural Factors a compelling partner for our magnesium citrate selection.

Our selection is tied to our brand evaluation process, which emphasises credibility, testing, and manufacturing standards, ensuring a trustworthy product for our customers.