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Best Vitamin D3 And K2 Supplements Of 2024: Improve Your Bone & Heart Health

Boost your mood, bones, and immunity with the powerful duo of Vitamin D3 & K2 supplements. Explore trusted brands, potent formulas, and expert tips!
Screenshot 2024-02-09 at 8.16.40 AM

Want to maintain optimal bone and cardiovascular health? You can choose vitamin D3 or K2 supplements for a perfect solution. This supplement combines two crucial fat-soluble vitamins – Vitamin D3 and Vitamin K2 – to provide a comprehensive approach to enhancing overall well-being. The unique blend works synergistically to nourish the body, fortify bone health, and boost immunity.

Choosing the best D3+K2 supplement is crucial for optimal health, as it helps to maximize the benefits of both vitamins. With this in mind, we conducted extensive research and testing on over 30 K2 D3 supplements. In this review, we present the top 7 best vitamin K2+ D3 supplements that excel in key areas, such as high bioavailability, natural ingredients, absence of additives and fillers, and adherence to recommended servings. 

Let’s delve into our findings.

Our Top Picks For The Best D3 & K2 Vitamin Supplements

  1. Riti: Overall Best Vitamin D3 & K2 Supplements
  2. Nuzena: Best Vitamin D3/K2 Supplement For Healthy Skin
  3. Double Wood Supplements: Top Rated D3 K2 Supplement In Liquid Drops Form
  4. Nature’s Bounty: Best Vitamin D3 Supplement For Healthy Bones & Heart
  5. Nature Made: Delicious Vitamin D3 & K2 Combo In Gummy Form
  6. Pure Encapsulations: Vegan-Friendly Vitamin D3 & K2 Supplement
  7. Dr. Berg D3 & K2 Vitamin: Best MultiVitamin Formula

#1. Riti: Overall Best Vitamin D3 & K2 Supplements

Key Features:

  • High-quality, all-natural vegan-friendly ingredients
  • Third-party tested
  • Gluten-free
  • Non-GMO 
  • GMP Certified
  • Made in the U.S in an approved FDA facility

Riti is our top pick for the best vitamin d3 and k2 supplements. Esteemed for producing natural, high-quality products devoid of additives and fillers, Riti delivers outstanding results, especially with their potent best D3/K2 supplement.

Riti’s K2 + D3 supplement contains 210 mcg of Calcium, 125mcg of Vit. D3, 100mcg of Vit. K2 in mk-7 (Menaquinone) form, is known to increase the bioavailability of k2. The supplement also contains 5 mg of Bioperine to improve the overall absorption of all compounds. 

Taking Riti’s K2+D3 supplement at the recommended doses supports bone health and cardiovascular health. 

Beyond these benefits, it has been proven that taking Riti’s K2 + D3 supplement can positively impact mood by supporting key neurotransmitters such as serotonin and dopamine, ultimately improving overall mental well-being and brain function.

Pros:

  • Uses MK-7 for optimal K2 bioavailability
  • Boosts energy
  • Enhances immune function
  • 30-day money-back guarantee

Cons:

  • Not available for purchase offline

Dosage: 

One capsule per day, preferably with a meal for better absorption. 

=> Click here to visit the official website “Riti”

#2. Nuzena: Best Vitamin D3/K2 Supplement For Healthy Skin

Key Features:

  • High-quality, all-natural vegan-friendly ingredients
  • Third-party tested
  • Pure and efficient extract
  • Non-GMO 
  • Gluten-free
  • Made in the U.S in an approved FDA facility

Nuzena is another best-tier brand offering Solar Essence Vitamin D3 K2+, one of the finest vitamin D3/K2 supplements in the market. Similar to Riti, Nuzena prides itself on utilizing high-quality and natural ingredients. 

Solar Essence, available in capsule form, delivers a powerful combination of nutrients with each capsule containing 5000 IU (125 mcg) of Vitamin D3, 100 mcg of Vitamin K2 (MK-7), 210 mg of Calcium, and 5 mg of Bioperine.

This well-balanced formula is particularly beneficial for promoting healthy skin, characterized by smoothness and reduced pores, thanks to its antioxidant content that combats premature aging and skin damage. Beyond skin benefits, Nuzena serves as an excellent companion for weight loss, providing support and enhancing mood and energy levels during workout sessions.

Pros:

  • Supports weight loss and boosts mood
  • Vegetarian-friendly
  • Supports healthy skin
  • 30-day money-back guarantee

Cons:

  • Not suitable for individuals looking for a flavored supplement

                  Dosage:

                     For best results, take two capsules once daily with a meal.

=> Click here to visit the official website “Nuzena”

#3. Double Wood Supplements: Top Rated D3 K2 Supplement In Liquid Drops Form

Key Features:

  • High-quality, all-natural vegan-friendly ingredients
  • Third-party tested
  • Non-GMO 
  • Made in the U.S in an approved FDA facility

Double Wood’s Vitamin D3 + K2 earns a spot in our top three rankings due to its reputable presence in the health and wellness field, consistently offering a range of supplements that contribute to overall well-being. 

For those facing challenges with swallowing but still seeking the health benefits of the best D3/K2 supplement combinations, Double Wood’s Vitamin D3 + K2 liquid drops are an excellent solution. The liquid drops feature two key ingredients: 125 mcg of Vitamin D3 and a higher concentration of 200 mcg of Vitamin K2 (K2VITALAll-Trans Menaquinone-7).

Distinguished from the previously discussed options, Double Wood’s liquid drop underscores their commitment to preventing hypercalcemia – an elevated calcium level in the arteries – a potential side effect of high-dose D3 supplementation. This emphasis on balance and calcium distribution makes double wood suitable for people battling hypercalcemia.

Pros:

  • Enhance bone health
  • Affordable
  • Suitable for vegans and vegetarians 
  • Prevents hypercalcemia

Cons:

  • Not available for purchase offline

                  Dosage: 

                    1ml (one dropper) per day with or without a meal. 

=> Click here to visit the official website “Double Wood Supplements”

#4. Nature’s Bounty: Best Vitamin D3 Supplement For Healthy Bones & Heart

Key Features: 

  • High-quality, all-natural vegan-friendly ingredients
  • Third-party tested
  • Non-GMO 
  • Made in the U.S in an approved FDA facility

Shifting our focus from the Vitamin D3/K2 combo, let’s talk about Nature’s Bounty D3 supplement

In today’s era of indoor living and sunscreen use, which limits sun exposure crucial for Vitamin D synthesis, Nature’s Bounty provides a solution to enhance our intake of this essential nutrient. Particularly beneficial in our modern, indoor-centric lifestyle, Nature’s Bounty D3 supplement offers 125 mcg of vital Vitamin D3, supporting healthy bones. Noteworthy components such as Soybean oil and Corn oil, rich in heart-healthy fats, reinforce the supplement’s role in enhancing cardiovascular health and function.

Nature’s Bounty D3 supplement is available in soft gel form, ensuring ease of ingestion.

Pros:

  • Support bone health
  • Support heart health
  • Convenient and easy to take
  • Affordable

Cons:

  • Absence of Vitamin K2 

Dosage: 

Take one soft gel per day, preferably with a meal.

=> Click here to visit the official website “Nature’s Bounty D3 supplement”

#5. Nature Made: Delicious Vitamin D3 & K2 Combo In Gummy Form

Key Features:

  • High-quality, all-natural vegan-friendly ingredients
  • Gluten-free
  • Non-GMO 
  • Made in the U.S in an approved FDA facility

We’ve talked about various forms to enjoy the benefits of the best D3/K2 supplement – Capsules, soft gels, drops, and here’s another form, Gummies from Nature Made.  

With a legacy spanning over 50 years, Nature Made has been a trusted name in dietary supplements. One notable offering is their vitamin D3 and K2 combo, presented in a convenient peach-flavored gummy form. Each container holds 25 servings, with each daily serving providing 125mcg of vitamin D3 and 100mcg of vitamin K2 (Trans Menaquinone-7).

The chewable supplement is free from artificial flavors and sweeteners and is ideal for those who struggle with swallowing capsules or pills, particularly older adults.  The Nature Made vitamin D3 K2 gummy is palatable and highly recommended for those with vitamin D deficiency. 

                  Pros:

  • Affordable
  • Free of artificial colors, flavors, and preservatives.
  • Suitable for adults
  • Support bone health

Cons:

  • Information on Third parties is missing

Dosage:

Chew two gummies daily

=> Click here to visit the official website “Nature Made”

#6. Pure Encapsulations: Vegan-Friendly Vitamin D3 & K2 Supplement

Key Features:

  • Hypoallergenic ingredients
  • Free from soy and dairy 
  • Third-Party Tested
  • High-quality, all-natural vegan-friendly ingredients
  • Non-GMO 

Pure Encapsulations Vitamin D3 & K2 supplement offers a capsule-based opportunity to reap the full health benefits of Vitamin D3 and K2. These capsules are vegetarian, top-quality, and have been tested in a lab to make sure they’re free from GMOs, gluten, and soy. Like every other brand on the list, Pure encapsulations adhere to high-quality ingredients, ensuring a pure formulation that is free from harmful additives and preservatives.

Each capsule of Pure Encapsulations contains an equal proportion of 100 mcg of Vitamin D3 and K2, offering comprehensive immune system support. While the dosage may appear lower compared to others on the list, the supplement effectively fulfills its purpose by providing the body with the essential vitamin dosage needed to support immune function, bone mineralization, and the maintenance of calcium balance.

Pros:

  • Maintains healthy calcium level
  • Supports healthy bone
  • Contains hypoallergenic products 

Cons:

  • Lower dosage compared to others on the list

Dosage: 

Take one capsule daily with a meal

=> Click here to visit the official website “Pure Encapsulations”

#7. Dr. Berg D3 & K2 Vitamin: Best Multi Vitamin Formula

Key Features:

  • Free from soy and dairy
  • Gluten-free
  • Third-Party Tested
  • High-quality, all-natural vegan-friendly ingredients
  • Non-GMO

For those seeking a high-dose Vitamin D3 supplement, especially if dealing with low mood or fatigue, Dr. Berg D3 & K2 stands out as one of the best options. This potent combination features a robust blend of high-quality ingredients designed to deliver a daily dose of Vitamin D3 and Vitamin K2. Each serving contains 250 mcg of Vitamin D3, 100 mcg of Vitamin K2, 30 mg of Vitamin B6, 20 mg of Zinc, 25 mg of Magnesium, 10 mg of Medium-chain Triglycerides (MCT), and 5 mg of Ox Bile.

What sets Dr. Berg’s formulation for the best D3 K2 supplement apart is its comprehensive approach, addressing not only Vitamin D needs but also incorporating essential nutrients like B6, Zinc, Magnesium, and others. Importantly, the formulation takes into account bioavailability, ensuring that the body can efficiently absorb and utilize these nutrients. 

Pros:

  • Supports immune function
  • Maintains healthy calcium level
  • Supports healthy bone
  • Contains hypoallergenic products 

Cons:

  • Not available for purchase offline

Dosage: 

Take one capsule daily with a meal

What Are Vitamin D3 and K2 Supplements?

Vitamin D3 and K2 are two essential nutrients that play important roles in maintaining overall health. 

Vitamin D3, also known as cholecalciferol, is a fat-soluble vitamin that is naturally synthesized in our bodies when our skin is exposed to sunlight. It is involved in numerous functions, such as promoting bone density, boosting the immune system, supporting cardiovascular health, and regulating mood. However, many people do not get enough sunlight exposure or have conditions that hinder the body’s ability to produce sufficient Vitamin D3, making supplementation necessary.

Vitamin K2 is another fat-soluble vitamin that is important for proper blood clotting, bone health, increasing bone density, and cardiovascular health. It works synergistically with Vitamin D3, as it plays a crucial role in directing calcium to the bones and teeth while preventing it from depositing in the arteries and soft tissues. Without sufficient Vitamin K2, calcium can accumulate in the wrong places, leading to health issues such as arterial calcification and osteoporosis.

Combining Vitamin D3 and K2 in a supplement offers several benefits, all of which we’ve discussed.

Benefits Of Vitamins D3 and K2

Benefits of D3 Vitamin:

Vitamin D, often referred to as the “sunshine vitamin” due to its natural production from sunlight (UVB rays), comes in various forms, with vitamin D3 being the most effective for absorption. Vitamin D1, once considered a single compound, is now obsolete, while vitamin D2, found in plants, is more cost-effective but less potent than D3.

Vitamin D3, also known as cholecalciferol, is recognized for its effectiveness in raising vitamin D levels and aiding calcium absorption, contributing to strong bones. 

Other benefits include:

  • support for the immune system
  • prevention of gastrointestinal diseases
  • cardiovascular health improvement 
  • brain health enhancement 
  • mood improvement

Benefits of K2 Vitamin:

Vitamin K is a fat-soluble vitamin that occurs in two forms K1 and K2.

Vitamin K1, also known as phylloquinone, is commonly found in leafy greens like spinach and kale. However, despite being a significant part of our dietary vitamin K intake (up to 90%), K1 is poorly absorbed by the body. 

Vitamin K2, specifically in the form of menaquinone-7, is naturally produced in small amounts by gut bacteria and is present in animal products like fatty fish, grass-fed beef, and fermented foods such as natto. 

As a fat-soluble vitamin, vitamin K2 offers various health benefits, including 

  • support for heart health 
  • maintaining healthy bones 
  • promoting strong teeth
  • supporting cognitive function
  • contributing to neonatal health.

What To Look For When Buying Vitamin D3 With K2?

When it comes to buying the best K2 D3 supplement, there are several factors to consider to ensure you’re getting the best:

  • Quality and Purity

Prioritize quality and purity when selecting supplements by opting for reputable brands. Look for products that undergo third-party testing for both potency and contaminants. Ensure that the supplements are manufactured in FDA-approved facilities and bear the Good Manufacturing Practice (GMP) stamp. These indicators guarantee that the product meets stringent quality standards and is free from impurities, assuring you of a reliable and high-quality supplement.

  • Dose and Potency

Examine the dosage and potency of the supplement carefully. For vitamin D3, adhere to the recommended dosage by the Food and Nutrition Board (FNB), typically ranging between 1000 and 5000 IU (25-125mcg) daily. In specific situations where a rapid response to deficiency is needed, a higher but not exceeding 10000 IU (250mcg) may be considered. As for vitamin K2, the optimal daily dose varies, but it is commonly recommended within the range of 45-180 mcg. 

  • Form

Take into account the form of the supplement. Vitamin D3 and K2 supplements are available in capsules, soft gels, gummies, and liquid forms. Liquid supplements have faster absorption, making them suitable for those with swallowing difficulties. Capsules and soft gels are appropriate for individuals comfortable with swallowing, while gummies are a preferred choice for those who enjoy chewing. 

  • Additional Ingredients

Pay attention to additional ingredients used in the supplement. Some K2 or D3 supplements incorporate extra ingredients like soybean oil, corn oil, Ox Bile, Other Vitamins, magnesium, or zinc for added health benefits. Ensure these additional ingredients do not hinder vitamin absorption. Avoid supplements with fillers, preservatives, or artificial additives, and opt for products with clean, natural ingredients. 

Things to Avoid When Choosing Vitamin D3 and K2 Supplement?

When selecting the best D3 K2 supplement, there are a few things to avoid. First, avoid supplements that contain unnecessary fillers, additives, or artificial ingredients. These can potentially diminish the effectiveness of the supplement or cause unwanted side effects. Second, beware of supplements lacking third-party testing or transparent ingredient sourcing. Lastly, avoid misleading marketing claims and opt for reputable brands with a history of quality assurance.

Who Should Take Vitamin D3 and K2 Supplements?

Vitamin D3 and K2 supplements are beneficial for various individuals. Those who have limited sun exposure, such as office workers or individuals living in colder climates, may require supplementation to meet their vitamin D supplement needs. 

Additionally, individuals with darker skin tones, older adults, and individuals with conditions affecting fat absorption or calcium metabolism may also benefit from vitamin D3 and K2 supplements. Furthermore, those who follow a vegan or vegetarian diet may have a higher risk of deficiency and can benefit from supplementation. 

How We Chose the Best D3 and K2 Vitamin Supplements?

Picking the best K2 D3 supplement can be a daunting task, considering the numerous options available. To ensure we present the best option for you, we consider some factors which we will be discussing below: 

  1. Brand Reputation:

Our rigorous selection process began with a thorough evaluation of each brand’s reputation in the market. We considered customer reviews, industry/field recognition, and years in business. The chosen brands, evident on our list, all have solid reputations, some with a noteworthy history dating back over 50 years, such as Nature’s Bounty and Nature Made.

  1. Testing:

To guarantee the effectiveness and potency of the supplements, we prioritized brands that conduct extensive testing on their products. Rigorous quality control measures, third-party testing, and adherence to industry standards were pivotal criteria in our selection process. All our recommendations tick these boxes.

  1. Transparency:

Transparency in manufacturing and ingredient sourcing is paramount. We ranked brands like Riti that openly share information about their supply chains, sourcing practices, and manufacturing processes higher on our list. Clear and detailed labeling, including the origin of ingredients, allows consumers to make informed decisions about the supplements they choose.

  1. Best Ingredients:

Our selection prioritized supplements with high-quality natural ingredients. We assessed the source and purity of Vitamin D3 and K2, ensuring that the formulations met the recommended standards. Brands like Riti incorporate natural, bioavailable forms of these vitamins scored higher in our evaluation.

  1. Production Process:

We examined the production processes of each brand, favoring those with FDA-approved facilities and adherence to Good Manufacturing Practices (GMP). All our picks satisfy this condition.

  1. Safety:

Ensuring consumer safety was paramount in our selection process. We evaluated brands for compliance with safety regulations, absence of contaminants, and adherence to recommended dosage guidelines. All our picks not only adhere to the recommended dosage by the FNB (Food and Nutrition Board) but also ensure their products pass third-party and lab testing.

Potential Side Effects Of Taking Vitamin D3 and K2

While vitamin D3 and K2 are generally safe when taken in recommended doses, excessive supplementation can lead to side effects. The Food and Nutrition Board (FNB) places excessive supplementation at daily intakes above 250 mcg of Vit. D3 and 145 mcg of Vit. K2.

High doses of vitamin D3 can cause symptoms such as nausea, vomiting, constipation, fatigue, and weakness. It can also lead to elevated calcium levels in the blood, which may result in kidney stones, heart health problems, and damage to other organs. Excessive vitamin K2 intake may interfere with blood-thinning medications and increase the risk of blood clotting. 

How Does Vitamin D3 And K2 Supplements Work Together?

Vitamin D3 and K2 supplements work together synergistically to support various body processes, including the crucial role of helping the body absorb calcium. Vitamin D3 helps in the absorption of calcium and phosphorus, supporting bone health. 

Meanwhile, vitamin K2 activates proteins responsible for directing calcium into the bones and teeth, preventing it from accumulating in soft tissues and blood vessels. In combination, these vitamins help optimize bone health, cardiovascular health, and overall well-being.

FAQs About Vitamin D3 And K2 Supplements

Q1. Who should not use vitamin D3 and K2 supplements?

While Vitamin D3 and K2 supplements are generally safe for most individuals, certain groups should exercise caution or avoid them altogether. These include individuals with hypercalcemia or hyperparathyroidism, those with certain kidney or liver conditions, and individuals taking certain medications like digoxin or thiazide diuretics. 

Q2. How long do vitamin D3 and K2 supplements take to work?

The time it takes for Vitamin D3 and K2 supplements to work can vary depending on individual factors such as current deficiency levels, overall health, and dosage. Typically, it can take several weeks to months to see noticeable effects. Regular and consistent supplementation, along with a balanced diet and lifestyle, is essential for optimal results. 

Q3. What is the preferred time to take K2 and D3 supplements?

For optimal absorption, it is recommended to take Vitamin D3 and K2 together, ideally during breakfast or lunch, as these are times when the body synthesizes Vitamin D from sunlight. While there is no scientific evidence supporting the notion that taking this supplement at night causes insomnia, it is advisable to avoid doing so for better precaution.

Q4. Are vitamin D3 and K2 supplements beneficial for sleep?

The impact of vitamin D3 and K2 supplements on sleep remains inconclusive, with some studies suggesting an improvement in both quality and quantity, while others assert no effect or even a potential decrease in sleep quality. The variance in findings may be attributed to differences in the duration of the studies,

Q5. What are the best food sources of vitamin D?

The best food sources of vitamin D supplements are:

1. Fatty Fish: Certain types of fish, such as salmon, mackerel, and sardines, are high in vitamin D. Canned tuna, and trout can also be good sources.

2. Cod Liver Oil: This oil, derived from the liver of fish, is rich in vitamin D. It is available as a supplement in liquid or capsule form.

3. Mushrooms: Some types of mushrooms, like shiitake and maitake mushrooms, contain small amounts of vitamin D. The vitamin D content is higher when mushrooms are exposed to ultraviolet (UV) light.

4. Egg Yolks: Egg yolks contain a small amount of vitamin D. However, it is important to note that most of the vitamin D in eggs is found in the yolk, so consuming the whole egg is necessary to reap the benefits.

6. Beef Liver: While not commonly consumed in high amounts, beef liver is a good source of vitamin D.

Q6. Do you get enough vitamin D from the sun?

Getting enough vitamin D from the sun is pretty natural. Try to spend about 10–30 minutes in the sunlight during midday a few times a week to keep your blood levels healthy. If you have darker skin, you might need a bit more sun time. Just pay attention to how your skin reacts to sunlight and adjust accordingly.

Q7. What are the differences between vitamin D3 and K2 supplements?

Vitamin D3 and vitamin K2 are two distinct vitamins that serve different purposes in the body.

Vitamin D3 (cholecalciferol) Supplements contain fat-soluble vitamin D3 which plays a crucial role in the absorption of calcium and phosphorus, promoting bone health. It also supports immune function, contributes to muscle function, and plays a role in reducing inflammation. Vitamin D3 is primarily synthesized in the skin when exposed to sunlight and can also be obtained from certain foods and supplements.

Vitamin K2 (menaquinone) supplements contain fat-soluble vitamin k2 that supports bone and heart health. Vitamin K2 is involved in the activation of proteins involved in the regulation of calcium metabolism in the body, which helps in the production of healthy bones and teeth. It also participates in preventing the buildup of calcium in blood vessels, reducing the risk of arterial calcification.

Concluding Thoughts: What Brand Is The Best Vitamin D3 K2?

In conclusion, the best vitamin D3 and K2 supplements in 2024 offer a convenient and effective way to support our overall health. These supplements provide the essential nutrients needed for strong bones, calcium absorption, and cardiovascular health. 

Among the multitude of options, Riti stands out as a reputable brand with the best Vitamin D3 and K2 supplements that ensure optimal absorption and bioavailability. Along with Riti, there are other options you can try, including Nuzena, Double Wood, Nature’s Bounty, and the others on our list.

Though the best D3/K2 supplement provides various health benefits, it’s vital to avoid exceeding the recommended dosage to avoid potential side effects and toxicity. As is the case with any supplement, consulting with a healthcare professional is crucial to ensure it aligns with your specific health needs.

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