As seen on:

Over 10.000+ Satisfied Customers

Vitamin D3 & K2

Unleash the incredible potential of combining Vitamin D3 and Vitamin K2 with our expertly-crafted supplement. This powerful duo works together to enhance bone, heart, and immune health, providing your body with all the necessary benefits for optimal functioning.

Promotes Stronger Bones

Supports Heart Health

Boosts Immune Function

Pharmaceutical-Grade Formula

Lightning Fast Shipping

Safe Checkout

Product Specifications 

1

Cap

Serving

Size

5000 IU

Vitamin D3

per Serving

100 mcg

Vitamin K2

per Serving

30

Servings per

Container

The Key Benefits of Vitamin D3 + K2 for Bone, Heart, and Immune Health

Stronger Bones & Joints

Vitamin D3 enhances calcium absorption, while K2 ensures it reaches bones instead of soft tissues, helping maintain strong, resilient bones and joints.

Heart & Circulatory Health

K2 plays a crucial role in directing calcium away from arteries, reducing the risk of calcification and supporting smooth blood flow for cardiovascular wellness.

Immune System Reinforcement

Vitamin D3 is essential for immune function, helping your body defend against seasonal threats and promoting overall well-being year-round.

Optimized Absorption with BioPerine®

Enhanced with BioPerine® (black pepper extract) to improve bioavailability, ensuring your body absorbs and utilizes Vitamin D3 and K2 efficiently for maximum benefits.

How It Works

Expertly Formulated to Optimize Calcium Utilization, Bone Health, and Cardiovascular Support

Absorption

Step 1

Vitamin D3 is absorbed in the intestines and enters the bloodstream, where it increases calcium uptake, ensuring your body has the necessary resources for bone formation and overall mineral balance.

Calcium Transport & Activation

Step 2

Once in circulation, Vitamin D3 activates key transport proteins, allowing calcium to move efficiently into the bloodstream, preventing deficiencies that can lead to weakened bones and poor muscle function.

Bone Mineralization & Strength

Step 3

Vitamin K2 (MK-7) directs calcium to the bones by activating osteocalcin, a protein responsible for binding calcium to the bone matrix, enhancing bone density and long-term skeletal integrity.

Arterial Flexibility & Cardiovascular Protection

Step 4

K2 also activates Matrix Gla Protein (MGP), a key compound that prevents calcium buildup in arteries, supporting healthy circulation and reducing arterial stiffness, crucial for heart health.

Optimized Nutrient Absorption with BioPerine®

Step 5

Black Pepper Extract (BioPerine®) enhances the bioavailability of both D3 and K2, ensuring they are efficiently absorbed and utilized by the body for maximum effectiveness.

Got any questions?

Why is Vitamin D3 paired with K2?

Vitamin D3 increases calcium absorption, but without K2, calcium can accumulate in arteries instead of bones. K2 directs calcium to where it’s needed—your bones and teeth—while preventing arterial buildup.

What makes this formula more effective than taking D3 alone?

While Vitamin D3 helps raise calcium levels, K2 ensures that calcium is properly utilized. This synergy promotes stronger bones and better cardiovascular health compared to D3 alone.

How does BioPerine® enhance absorption?

BioPerine® (black pepper extract) has been clinically shown to improve nutrient absorption, helping your body utilize Vitamin D3 and K2 more efficiently for maximum benefits.

Can I take this supplement if I already get some sun exposure?

Yes! While sunlight helps your body produce Vitamin D, factors like sunscreen use, skin tone, season, and location can limit natural D3 production. Supplementing ensures you maintain optimal levels year-round.

Is this supplement safe for long-term daily use?

Absolutely. Vitamin D3 and K2 are essential nutrients that many people lack, and this formula is designed for safe, consistent supplementation. However, if you have any medical conditions or take medications, consult your healthcare provider.

Customer Reviews

Based on 5 reviews
100%
(5)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
A
Aaron hobbs
Vitamin D3 + K2 by The Nutrition Store: Your Sunshine in a Capsule

Let’s talk about The Nutrition Store’s Vitamin D3 + K2—because if you’re looking for a supplement that’s as smooth as it is powerful, this one is the real deal.

This isn’t your run-of-the-mill vitamin D3. Oh no. It’s like the perfect partner, pairing D3—the sunshine vitamin—with K2 to make sure all that goodness doesn’t just float around aimlessly in your system. Instead, it gets right where it belongs: into your bones and your health routine.

One capsule a day is all it takes to feel like you’ve bottled sunshine and injected a dose of vitality into your life. Whether you’re stuck indoors, battling the winter blues, or just want to make sure your calcium is doing its job, this powerhouse duo has your back.

The feel? Effortless. You’ll notice a new spring in your step, a boost in your mood, and the confidence that you’re giving your body exactly what it needs. And let’s not forget about heart health—K2 helps keep calcium out of your arteries and in your bones, where it belongs. It’s like a bodyguard for your cardiovascular system.

What really sets this apart? It’s made with the same no-nonsense, high-quality standards The Nutrition Store is known for. No fluff, no fillers—just what works.

Final Verdict
The Nutrition Store’s Vitamin D3 + K2 isn’t just a supplement; it’s a lifestyle upgrade. Think of it as the MVP of your daily routine, keeping your body balanced, your bones strong, and your vibes sunny.

Rating: 12/10
Because when it comes to wellness, this is pure gold—minus the sunburn.

B
Bobby stalnaker

A good product and helpful information was given to help me choose it

J
Jeffrey Maxwell

Jewbleh

S
Sheridan Farrah
Really good supplement to have

Really good idea to safeguard all aspects of your health!

T
Toni Malpass
D3 + k3 supplement

Great product for us old people