Strengthen bones & immunity with Best Immune's Vitamin D3 + K2 4000IU. Potent vegetarian formula supports heart health & calcium absorption. Natural, high-quality supplement!

Natural vitamin D3 4000IU + vitamin K2 MK-7 200mcg

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

  • Vitamin K is critical for healthy bones matrix
  • Vitamin D contributes to efficient muscle function
  • Vitamin K activates osteocalcin proteins that incorporate calcium to bones
  • Vitamin D3 increases calcium absorption into the blood
  • Vitamin D is critical for efficient function of immune system
  • Vitamin K contributes to normal blood clotting

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 for Best Immune natural vitamin D3 and K2 supplement detailing benefits and product features.

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)4,000 IU2,000 %
Vitamin K2 MK-7200 µg266 %

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

How to take

Take 1 capsule 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
Total Capsules 100
Serving Size 1 capsule a day
Nut Free Yes
Gluten Free Yes
Lactose Free Yes
Country of Origin United Kingdom

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What Amazon customers say

4.2 out of 5 from 88 ratings on Amazon UK

  • “Good vitamin for a healthy body not expensive”

    Verified purchase on Amazon Reviewed on Amazon UK, 25 March 2025

  • “Finally found what I exactly needed!!!!”

    Verified purchase on Amazon Reviewed on Amazon UK, 30 May 2025

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

Natural Vitamin D3 4000IU K2 MK7 200mcg 100 Pharmaceutical Grade Capsules

  • £6.97

    100 capsules: 100 days at 1 a day, about 7p a day

  • Price in reward points: 1000

  • 10 or more £6.47

  • 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

1 reviews / Write a review

4.2 on Amazon UK, 88 ratings. Read the reviews on Amazon

Tags: Vitamin D3, Vitamin K2