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Zahler

Vitamin D3 & K2, 1 fl oz (30 ml)

4.8 · 479 reviews
2,413 ₽

Advanced Nutrition Supports Bone Density and Calcium Absorption General Health Dietary Supplement Dosage: 4 Drops Feel Better, Everyday.™ Gluten Free Dairy Free Soy Free Non GMO Vegetarian Friendly Made in a GMP Facility Kosher Pareve Advanced D3 & K2 Formula Both Vitamins D3 & K2 are fat-soluble nutrients which are necessary to support bone density and aid with calcium absorption. Additionally, these two vitamins support cardiovascular and immune health.

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Advanced Nutrition Supports Bone Density and Calcium Absorption General Health Dietary Supplement Dosage: 4 Drops Feel Better, Everyday.™ Gluten Free Dairy Free Soy Free Non GMO Vegetarian Friendly Made in a GMP Facility Kosher Pareve Advanced D3 & K2 Formula Both Vitamins D3 & K2 are fat-soluble nutrients which are necessary to support bone density and aid with calcium absorption. Additionally, these two vitamins support cardiovascular and immune health.

Customer reviews

5.0
verified purchase
Super product

As a parent always on the lookout for high-quality supplements to support my child's health, I recently tried the D3 & K2 Kids Vitamins, and I’m quite impressed with the results. The combination of Vitamin D3 and K2 is fantastic for supporting the immune system. Vitamin D3 is known for its role in boosting immunity. I love that the ingredients are clean and simple. These vitamins are free from artificial colors, preservatives. The dosage is perfect for kids.

3/29/2025
5.0
verified purchase
A good alternative if your vitamin D is out of stock.

It has a hint of olive oil (if that matters to anyone), a convenient dropper, and I trust the brand. I have high cholesterol, so I paid attention to the product’s base. Not all oil bases are suitable. Olive oil doesn’t raise cholesterol, so I decided to give it a try. I usually buy another product (another company- Thorne), but it’s often out of stock, so I found this alternative. About package: I bought two at once—one is still sealed (see photo), and I’ve already opened and started using the other. There was a protective thermal seal on the cap to prevent leaks, which is very convenient. Your package will arrive in good condition, with no leaks.

3/1/2025
5.0
verified purchase
Great quantity!

I bought this D3 + K2 drops for my wife for the winter because she doesn’t like swallowing pills and isn’t big on supplementation. The liquid format is a game-changer, easy to take and feels more straightforward than capsules. It gives me peace of mind knowing she’s getting her vitamin D and K2 this winter.

10/27/2025
3.0
verified purchase
Decent D3 + K2, but Found a Better Option

I tried this Zahler Vitamin D3 & K2 and overall it’s okay — it delivers the essentials of D3 for immune and bone health along with K2 for proper absorption. The dropper format makes it convenient, and the brand itself feels trustworthy. That said, I’ve since switched to Trace Ionic D3 + K2, and for me it’s a better fit. The Trace version is ionic and liquid-based, which I find absorbs more efficiently, and the 2 oz bottle gives a bit more value for daily use. It just feels cleaner, simpler, and stronger overall. So while Zahler is a decent product, I personally prefer Trace for its absorption, value, and formulation. I’d recommend Zahler if you want something straightforward — but Trace if you’re looking for the next step up.

9/1/2025
5.0
verified purchase
Great product

I tested low in Vitamin D, but was told by a nutritionist that I need to take K2 with it. I like that this has both Vitamin D3 and K2 in it. It's a liquid, so it's easier to take than trying to swallow pills. It's also completely flavorless. I like this brand - I've purchased other products from them before.

11/5/2023
5.0
verified purchase
Just 4 drops

My sister does not like swallowing any pills so I purchased these drops for her. And since we are roomies in where the sun starts to disappear around 4pm we both take Vitamin D but she now just adds a few drops to her morning coffee or smoothie to get quick absorption and maxim benefits. The dosage is only 4 drops once a day. These drops both dairy and gluten free which is super ideal!

10/21/2023
4.0
verified purchase
Good quality D3/K2

Very reputable quality company. Effective ingredients formula D3 1000 units + K2 (MK-7)100mcg. It also comes with MCT oil to help absorption. I use it for a 18 months baby. Acceptable taste. The dosage can be adjusted every drop = 250 units. Best to be taken in morning with breakfast. A little expensive for the package size.

4/15/2026
5.0
verified purchase
Vitamin D is great!

These are high quality, good ingredient vitamin D and K2 drops. The dosage is simple. The size of the bottle is cute. The sun is not as needed now! The effect is noticeable. We wanted to correct deficiency. These absorption well. The bone is happy. The taste is muchly! The package is a winner.

3/16/2026
5.0
verified purchase
Easy to use

It’s easy to use for kids and adults.. just 1 or 2 drops for kids and for adults best is usually 5-7 drops to get that optimal vitamin d levels

11/20/2025
5.0
verified purchase
Lasts a while

This is good value as it lasts a long time. The taste is fine and I like the dropper dispenser, it is less messy and makes it easy to use the product.

10/15/2025