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Mason Natural

Vitamin K2 + D3, 100 Tablets

4.8 · 4551 reviews
738 ₽

Est. 1967 Cardiovascular & Bone Health Dietary Supplement Gluten Free Soy Free Mason Guarantee - Laboratory Tested cGMP - Certified Good Manufacturing Practice Sodium Free Our Vitamin K2 & D3 supplement provides a powerful combination of essential fat-soluble vitamins for optimal bone support. Vitamin K2 supports calcium absorption and bone mineralization, while Vitamin D3 enhances calcium absorption and supports bone cell activity. Together, they work to support normal bone density and strength.

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Est. 1967 Cardiovascular & Bone Health Dietary Supplement Gluten Free Soy Free Mason Guarantee - Laboratory Tested cGMP - Certified Good Manufacturing Practice Sodium Free Our Vitamin K2 & D3 supplement provides a powerful combination of essential fat-soluble vitamins for optimal bone support. Vitamin K2 supports calcium absorption and bone mineralization, while Vitamin D3 enhances calcium absorption and supports bone cell activity. Together, they work to support normal bone density and strength.

Customer reviews

5.0
verified purchase
Solid Daily Combo

Been happy with this K2 + D3. Small tablets, easy to take, fairly priced, and fits my routine well. Feels like good everyday support without fuss. great price, dose, size, dosage.

5/3/2026
5.0
verified purchase
K2 x D3

Fat-soluble Vitamin K2 and Vitamin D3 are two such vitamins that are both very helpful with bone formation and health.

3/17/2026
5.0
verified purchase
perfect combination

Very important for calcium delivery to the bones especially for women. small white tablet easy to swallow and no smell or taste.

1/15/2026
5.0
verified purchase
Yum!

It's easy to chew ingredients and size provide a great tasting quality, product. I like that the dosage is only one tablet per day. When I stay inside, I'm glad that I can get what I needed from the sun from this.

1/11/2026
5.0
verified purchase
ممتاز!

This dietary supplement boasts high-quality ingredients, containing a balanced blend of vitamins and minerals. The airtight packaging preserves product quality, and the quantity is sufficient for individual use. The product quality is excellent, and the carefully selected ingredients reflect the company's attention to detail. The elegant packaging helps maintain freshness, and the included quantity meets the required needs.

11/16/2025
5.0
verified purchase
Good combined K2 & D3 supplement for bone & cardiovascular support

I recently started using this Mason Natural K2 + D3 supplement and so far I’m pleased with it. Each tablet delivers 100 mcg of Vitamin K2 and also includes Vitamin D3 (the label shows 25 mcg / 1000 IU) along with a small amount of calcium.

10/26/2025
5.0
verified purchase
Great Combo at a Good Price

Good quality for such a cheap price. Small tablets, easy to take. The combo of K2 + D3 in one pill makes it super convenient and effective. I liked that I don’t have to buy two separate supplements, everything is in one. I also liked how light it feels on the stomach, no side effects or heaviness. I liked that the formula is simple and straight to the point, just Vitamin K2 and D3 without unnecessary fillers. The balance between the two ingredients makes it more effective, since they work better together for bones and overall health.

9/23/2025
5.0
verified purchase

I take this product every day. I do wish that it either had more vit. D or none at all. I want to take 2000 IU per day, but it is either only the 1000IU in this product or 3000 IU by taking my 2000 IU D3 as well. 1000 IU not enough for someone with osteoporosis.

9/7/2025
5.0
verified purchase
Better with K2 in Vitamin D3.

Still on it as of September 2025. A Better Product. The Quality, Ingredient, Dosage and Size is this package at 100 capsules is great. That is 100 days of my supply. With the added K2 with no after taste, it gets even Better. Used to take the regular D3 and then realized D3 also needs K2, so switch over for better immunity, effect and to make up for any deficiency & better absorption for teeth and bones. The sun in my tropical Singapore is great but still, it does not offer me K2 if I have a lack of it in my diet.

9/1/2025
5.0
verified purchase
good

very good product, quality + , size + , ingredient + , dosage + , immunity + , sun +++ effect 100%

8/19/2025