Natural or synthetic MK-4? Do you know where this mk-4 is sourced from? Natural, synthetic? And if either what do they make it from? Thanks!

MK-4 is not synthetic it comes from heathy animals. MK-7 is synthetic and/or comes from natto soybean which is an endocrine disruptor and causes cancer in many people. Do your research because MK-7 is not the natural form as claimed to be

Whst is better the mk-7 or k1,k2/4,k2/7?

It really depends on the individual -- I did not do well with K7 -- I have not problem with K2 however - you may find more info by googleling your question

They contain vitamin K-2, stevia, and lactose (milk sugar), so not vegan but vegetarian.

Desertcart Logo

Deliver to Morocco

For best experience Get the App

DOWNLOAD THE APP

WE SOURCE ITEMS FROM

UAE
UK
India
USA
Japan
KOREA

Customer Services

About Us

Customer Support

Description

🦴 Elevate your bone game with fast-absorbing Vitamin K2 power!

TRUSTED LEGACY - Crafted by Superior Source, pioneers in sublingual vitamins since 1998, made in the USA.
FAST TRACK ABSORPTION - Sublingual dissolving tablets ensure rapid uptake, bypassing digestion for maximum bioavailability.
PRECISION DOSAGE POWER - Each tablet delivers a potent 500 mcg of Vitamin K2 MK-4 for targeted bone and soft tissue support.
BONE SOFT TISSUE SYNERGY - Optimizes calcium direction to bones while promoting healthy soft tissue integrity.
SENSITIVE SENIOR FRIENDLY - Gentle, easy-to-take formula designed for seniors and those with sensitive digestion.

Superior Source Vitamin K2 500 mcg MK-4 offers a clinically potent dose in a convenient sublingual tablet, designed for rapid absorption to support bone strength, calcium utilization, and soft tissue health. Gluten-free and crafted in the USA, this supplement is ideal for adults seeking advanced bone care with a trusted, senior-friendly formula.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.