Support wellness with Best Immune's D3 + Magnesium Glycinate. High-potency, premium-quality, vegetarian capsules combine Vitamin D3 & bioavailable magnesium for bones, immunity & relaxation. Natural quality!

Natural vitamin D3 magnesium glycinate

Superior bioavailability

Natural product

Suitable for vegetarians and everybody else!

Pro-bio nutrients

We source the finest, purest and most beneficial ingredients allowing us to provide advanced, clean, high strength supplements.

Ideal for long-term daily use

Well balanced to improve efficiency

  • Increase energy release from foods
  • Has calming influence and improves sleep
  • Critical for the efficient functioning of immune system
  • Contributes to healthier aging
  • Support healthy bones, joint and muscle contraction
  • Helps with weight loss and improves mood
  • Absolutely nothing artificial

Advanced everyday nutrition

We believe that a healthy mind is only in harmony with a healthy body, therefore are committed to crafting of pure, strong quality food supplements.

  • 100% natural pure powerful
  • Nothing artificial added
  • Quality assured product

Natural supplements

  • Premium formulation
  • Only natural ingredients
  • Very highly bioavailable

Pure natural powerful

Perfection through passion, quality through conviction!

Infographic detailing benefits and features of Best Immune Natural Vitamin D3 Magnesium Glycinate supplement.

Important

Do not exceed the recommended daily dose. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Keep out of reach of young children.

Supplement facts

Ingredientsper capsule% NRV*
Vitamin D3 (cholecalciferol)1,000 IU500 %
Magnesium (magnesium glycinate)400 mg
of which elemental magnesium60 mg16 %

Other ingredient: plant-based microcrystalline cellulose. *NRV: reference intake of an average adult (8400 kJ/2000 kcal)

How to take

Take 1–2 capsules a day with food and water. Do not exceed the recommended intake. Store in a cool, dry place. Keep out of reach of young children. Do not use if the seal is broken.

Free from sugar, gluten, yeast, lactose, dairy and GMOs. Made in the UK in a facility certified to ISO 22000, HACCP and GMP. Halal certified.

Supplement Details
Magnesium Glycinate 400mg
Vitamin D3 1000IU
Total Capsules 100
Serving Size 1–2 capsules a day
Gluten Free Yes
Lactose Free Yes
Country of Origin United Kingdom

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What Amazon customers say

4.4 out of 5 from 22 ratings on Amazon UK

  • “I used these until I finished the pack and, based on my own experience, I'm happy with them. I felt that they were beneficial for me…”

    Verified purchase on Amazon Reviewed on Amazon UK, 18 August 2026

Read all reviews on AmazonShort extracts from reviews on Amazon UK, checked 27 October 2026.

D3 + Magnesium Glycinate Bioactive Complex Premium Quality Natural Product


  • Delivery £2.99 in the UK, from £1.69 to the EU, however many bottles
  • Secure checkout: card, Apple Pay, Google Pay or PayPal
  • Family-run in Dorset, UK

22 reviews / Write a review

4.4 on Amazon UK 22 ratings Read the reviews on Amazon

Tags: D3, Magnesium