Key Benefits

• Daily support for strong bones and flexible muscles.

• Helps your body absorb and use calcium and phosphorus.

• Backs up your immune system when you need it most.

• Vitamin K2 helps maintain normal blood clotting.

Feel confident in your daily routine with Thorne’s Vitamin D + K2 Liquid. This clever blend brings together vitamin D3 and K2 to help you maintain normal bones, support muscle function, and keep your immune system working as it should. Vitamin D3 helps your body absorb calcium and phosphorus, while vitamin K2 works alongside to support normal blood clotting and bone maintenance. With MK-4, the most clinically studied form of vitamin K, and well-absorbed vitamin D3, you’re giving your body the nutrients it needs to stay on top form—every single day.

Vitamin D and K2 has been third-party tested and certified to confirm its purity and label accuracy. It contains vitamin D in the D3 form, which offers superior potency and absorption compared to the D2 form often used in other products. The vitamin K2 provided is in the MK-4 form, known as the most clinically studied and trusted version for supporting bone and cardiovascular health. By choosing this carefully crafted formula, you can be confident that you are getting a cleaner, safer, and more effective supplement to support your wellbeing.

Thorne sets the standard for excellence in the supplement industry. Recommended by over 100 professional sports teams and U.S. National Teams, Thorne offers a curated bundle of clean, science-backed supplements and treats designed to fuel your body naturally and effectively. With more than 30 years of dedication to quality, Thorne's commitment to purity and potency begins with sustainably sourced ingredients and rigorous testing. Every supplement undergoes four rounds of testing to ensure optimal absorption, safety, and efficacy, making Thorne the trusted choice for both health-conscious individuals and professionals.

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.

Vitamin D3, Vitamin K2 (Menatetrenone), Medium Chain Triglycerides, Mixed Tocopherols.

Take 2 drops one to three times daily or as recommended by your health professional. Invert bottle to dispense individual drops. May be added to food or mixed in beverages. Do not refrigerate.

Additional Information:

Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.

If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.

We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.