Essential D3 / K2
ARTAH Essential D3 / K2: daily support for bones, muscles, and immunity.
Buy now, pay later from £6.49/mo with
Key Benefits
- Helps maintain strong bones and teeth every day.
- Supports normal muscle function for an active lifestyle.
- With vitamin D3 to help your immune system work at its best.
- Vitamin K2 contributes to normal blood clotting and bone health.
Feel confident in your daily routine with Essential D3 / K2—a high-strength blend designed to help you stay strong and supported. Vitamin D3 contributes to the normal absorption and utilisation of calcium and phosphorus, while vitamin K2 works alongside to help maintain normal bones and support normal blood clotting. Together, they offer a simple way to look after your bones, muscles, and immune system.
What's inside:
Vitamin D3: supports the maintenance of normal bones, teeth, muscle function, and immune system function.
Vitamin K2-MK7: contributes to normal blood clotting and helps maintain normal bones.
ARTAH was created with a simple mission, to help people improve their health. Their supplements are effective, efficient, and evidence-based, designed to help you feel your best and achieve your wellbeing goals. Combining the latest science with Eastern medicine, ARTAH offers a holistic and sustainable approach to wellbeing. Their award-winning product suite tackles gut health, hormone balance, metabolism, emotional wellbeing, immunity, and energy.
Founded by Rhian Stephenson, a leading Nutritional Therapist and Naturopath, ARTAH empowers individuals to experience their best health. Proudly a certified B Corporation, ARTAH is committed to the highest standards of social and environmental performance, ensuring sustainability and transparency in all their practices.
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.
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.
Take 1 capsule per day. Do not exceed the recommended daily intake. Precautions: If taking medications, pregnant, breastfeeding or health condition present, consult your healthcare practitioner before using this product. Do not use if safety seal is broken. This product is not intended to diagnose, treat, cure or prevent disease. Food supplements should not replace a balanced diet.
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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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Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.
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