10 Best Liquid Vitamin D Supplements of 2025

Tested and Reviewed: Top 10 Liquid Vitamin D Supplements deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

NUSAVA

(2 Pack) Organic Vitamin D3 K2 Drops with MCT Oil Omega 3, 5000 IU, Maximum Strength Vitamin D Liquid, No Fillers, Non-GMO Liquid D3 for Faster Absorption and Immune Support (Unflavored, 2 Fl Oz)

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Editor's bottom line:

“This liquid vitamin d supplements is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Liquid Vitamin K2 D3 Formulated for Maximum Potency: Each dose contains 125 mcg (5000IU) of Vitamin D3, 120 mcg of Vitamin K, 250mg of Omega 3, and a potent blend of organic ingredients.
Tons of Benefits in Every Drop: Our potent blend of vitamin d3 liquid drops boast maximum strength on every serving.
Liquid Vitamin D3 and K2 for Faster Absorption: A 4-in-1 supplement that's significantly faster to take and for your body to absorb compared to Vitamin D3+K2 capsules.
Certified Organic Vitamin D: Our Vitamin D3 K2 liquid drops do not contain any fillers, are non-GMO, and are proudly USA-made. We carefully curated and sourced all ingredients in our Vitamin D3 liquid for your overall wellness.
Worry-Free Purchase: In addition to being a convenient vitamin D liquid, each purchase comes with a hassle-free refund or replacement policy. While we stand by the quality of our vitamin D supplements, your health and satisfaction will go above everything else.

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Picked by 397 people today

9.5

Venture Pal

Venture Pal 5-in-1 Vitamin D3 10000 IU & K2 as MK-7 200mcg with Magnesium, MCT Oil, Zinc, Sugar-Free Vitamin D Liquid |Maximum Absorption for Bone, Mood & Immune Health - 2 FL OZ, 67 Days

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OUR BRAND PROMISE: Venture Pal prioritizes your wellness with scientifically proven ingredients. If it doesn't meet your expectationswhether it's the taste or anything elsejust reach out. We offer a no-return refund policy, even if you've used it, so you can try it completely risk-free
FIVE POWERFUL INGREDIENTS IN EVERY DROP: Every drop brightens your day! Our formula combines Vitamin D3 (10,000 IU) and bioactive K9 to activate essential proteins, while Magnesium, Zinc, and coconut-derived MCT oil promote health, energy, and vitality for maximum absorption
STRONG BONES, STRONGER YOU: The perfect pairing of Vitamin D3 and K2 works wonders for bone health. D3 boosts calcium absorption, while K9 ensures it goes straight to your bonesnot your arteries. This dynamic duo supports bone, teeth, and muscle health, delivering maxium benefits
IMMUNE & MOOD, ENERGY: Vitamin D3, K9, Magnesium Citrate, and Zinc come together in perfect harmony to strengthen immunity,enhance your energy level, and uplift your mood. Magnesium transforms food into lasting energy, keeping you balanced and vibrant all day long
CLEAN INGREDIENTS: Our Vitamin D10 liquid is Vegetarian, non-GMO, gluten-free, and keto-friendly, rigorously tested for quality to nurture your wellness with care. Skip the pills or capsules! Simply shake, take one dose daily, or mix it into your coffee, meals, or smoothies.

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9.5

Sandhu's

Sandhu's Vitamin D3 K2 Drops for Adults | 5000 IU D3 Liquid, 120mcg K2 Supplement 1 Fl Oz (Pack of 1) | D3K2 Supports Superior Absorption, Energy, Immune, Muscle Health for Men & Women

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Main Highlights

Powerful Combination of Vitamin D3 & K2: Unlike other vitamin d3 and k2 supplements, Sandhus Vitamin D3+K2 liquid drops offer an effective blend of vitamin D3 5000 IU and vitamin K2 in an -- . This K2 D3 vitamin supplement supports , . Perfect for those seeking a high-quality, vit D3 K2 supplement without unnecessary fillers.
: Sandhu's Vitamin D3 K2 drops help maintain healthy bones making our vit d3 k2 an essential supplement for overall wellness.
& : With 5000 IU of vitamin D3 and 120 mcg of vitamin K2 per serving, this vitamin d with k supplement is designed to support your health needs. The liquid drops are easy to use and ideal for those who prefer not to take pills, vitamin d3 k2 gummies or vitamin d3 k2 softgels.
vitamin d k Drops: Sandhus liquid vitamin D3 with K2 comes in a convenient unflavored form that can be easily mixed into your favorite beverage, helping you get the full benefits of this D3 K2 vitamins combination without any hassle.
Suggested Use for Optimal Health: Simply add 1ml of Sandhu's D3 K2 vitamin 5000 iu drops to any beverage of your choice. This easy method makes it simple to incorporate vitamin d drops, & effectively.
- for Quality: Sandhu's vitamin D3 K2 liquid drops are manufactured in the USA, with globally sourced ingredients, at an - , ensuring the highest standards of quality and safety. Also, our vitamin K2 D3 supplement is third-party tested for purity and potency, giving you confidence in every serving of these essential vitamins.
-: Sandhu's vitamin D3 + K2 liquid drops, an easy-to-use d3k2 vitamin supplement is crafted without gluten or dairy, making it suitable for those with dietary restrictions. The clean formulation contains , offering a pure vitamin D and K.
La de Sandhu's no tiene sabor y no contiene gluten.

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9.2

NUTRAHARMONY

Vitamin D3 K2 USDA Organic Drops - Vitamin D3 10000 IU & K2 as MK-7 120mcg - Immune & Mood Support, Bone & Teeth Health - Sugar-Free Orange Flavor - Liquid Supplement - Made in USA - 2 FL OZ, 60 Days

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Main Highlights

USDA Organic Liquid Vitamin D3 10,000 IU + K2 120 mcg the Sun in every drop! Get your daily dose of sunshine & strength with our high-potency D3+K2 liquid! This powerful duo blend supports strong bones, a resilient immune system, and all-day vitality all with a deliciously bright orange taste.
Highly Bioavailable & 2x Strength each serving delivers 10,000 IU of Vitamin D3 (1250% DV) to help meet your daily needs, while Vitamin K2 in the form of MK-7 the most effective form, stays in your body for up to 72 hours, ensuring better Calcium absorption & bone support for lasting benefits.
Immune & Bone Support helps maintain bone strength & density by guiding Calcium to where its needed most. Supports a strong immune system, aiding your body's natural defenses. Plus, it supports a positive mood, steady energy, and overall well-being to keep you feeling vibrant and active every day!
Safe & Delicious crafted for a delightful Orange flavor while making supplement intake an enjoyable addition to a healthy lifestyle. Manufactured in the USA to the highest quality standards. Certified USDA Organic, Non-GMO, alcohol-free & sugar-free effective support for your wellness.
Trustworthy Service at NUTRAHARMONY, we prioritize premium quality and customer satisfaction, ensuring a seamless wellness experience with our carefully formulated Vitamin D3+K2 Drops. Because your health is our commitment!

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9.0

MARYRUTH'S

MaryRuth Organics Vitamin D3 Liquid Drops | Megadose 4000 IU | USDA Organic Liquid Vitamin D Spray for Adults & Kids | Immune Support & Bone Health | Vegan | Gluten Free | Non-GMO | 30 Servings

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Main Highlights

Megadose D3 Liquid Drops: Support immunity, bone strength, normal muscle function with our Megadose D3 Drops. D3, or cholecalciferol, is the same kind of vitamin D that your body naturally produces, here in vegan, easy-to-take drop form! For those who are interested in megadosing vitamin D, this product contains 100 mcg (4000 IU) vitamin D per serving.
Multiple Benefits: Very few foods naturally contain vitamin D, and most all D3 supplements are sourced from lanolin the fat of lambs wool. These liquid drops are made from non-GMO, vegan lichen. Vitamin D3, or cholecalciferol, aids the body in absorbing phosphorus and calcium, supporting immune functions and bone health.
Vegan Formula: Per Serving (1 ML (50 Drops)): Vitamin D3 as Cholecalciferol: 100 mcg (4000 IU). Other Ingredients: Organic Medium Chain Triglyceride (MCT) Oil, Organic Natural Pineapple Flavor. All ingredients are vegan and Non-GMO.
Easy-to-Take Liquid Drops: This product was formulated for ages 14+. Shake gently before use. Once daily, take up to 1 mL (50 drops) directly by mouth, or dose as recommended by a physician or healthcare professional. Store in a cool, dry place. Shake gently before using.
For Most Lifestyles: MaryRuth's Vitamin D Drops are USDA Organic, Non-GMO, Vegan, Dairy Free, Gluten Free, Soy Free, Made in a GMP Facility. Clean Label Project Certified. B Corp Certified.

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8.8

THORNE

THORNE - Vitamin D + K2 Liquid with a Metered Dispenser - Vitamins D3 & K2 to Support Healthy Bones & Muscles* - 1 Fl Oz (30 ml) - 600 Servings

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Main Highlights

Bone & Muscle Health: Both vitamin D and vitamin K2 provide advanced support for bone and muscle health, as well as cardiovascular health and immune function*
Promotes Calcium Absorption: Vitamin D is necessary for calcium absorption, and vitamin K is important for directing calcium to the bones and away from the soft tissues, such as the blood vessels and kidneys*
Combo Effect: A convenient self-dispensing top provides accurate dosing of individual drops of well-tolerated vitamins D3 and K2, which offer greater support when taken together*
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

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8.6

NOW Foods

NOW Foods Supplements, Liquid Vitamin D-3, Strong Bones, Structural Support, 2-Ounce

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Main Highlights

STRUCTURAL SUPPORT*: Each drop contains 100 IU of vitamin D, 4 drops provide 400 IU, 20 drops provide 2,000 IU
HELPS MAINTAIN STRONG BONES*: For adults, take 4 drops 1 to 5 times daily. For children, administer 4 drops once daily
CLASSIFICATIONS/CERTIFICATIONS: Non-GMO, Halal, Kosher, Soy Free
GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product formulation.
Packaged in the USA by a family owned and operated company since 1968

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8.3

MARYRUTH'S

MaryRuth Organics Megadose Vitamin D3 Liposomal | Vitamin D 4000 IU | Ultra Absorption | Immune Support for Adults | Bone Health | VIT D3 | Vegan | Sugar Free | Gluten Free | Non-GMO | 45 Servings

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Main Highlights

Megadose D3 Liposomal: Try this megadose of vitamin D3 to support the health of your mood, bones, overall immune system, and more via liposomal technology. For those who are interested in megadosing vitamin D, this product contains 100 mcg (4000 IU) vitamin D per serving.
Multiple Benefits: This essential vitamin plays an important role in supporting immunity and mood and helps to maintain normal muscle function. D3 also aids the body in absorbing phosphorus and calcium and supports the health of your bones. The addition of B12 in this liquid supplement helps maintain energy and cognitive function.
Vegan Vitamin D: Vitamin D3, here as cholecalciferol, is the same type of vitamin D that your body naturally produces when exposed to sunlight. Very few foods naturally contain vitamin D, and our D3 is vegan-based, sourced naturally through lichen.
Ultra Absorption: Liposomes are tiny spherical structures that have a protective outer layer and an inner cavity to hold and transport substances such as vitamins or other nutrients to the body. These tiny structures encapsulate these substances and can lead to ultra absorption!
For Most Lifestyles: MaryRuth's Megadose D3 Liquid Liposomal is Non-GMO, Vegan, Dairy Free, Gluten Free, Soy Free. No Added Sugar, No Artificial Colors, No MSG, Made in a GMP Facility. This product CONTAINS nut allergens: Coconut-derived glycerin. B Corp Certified.

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8.1

Dr. Berg Nutritionals

Dr. Berg Maximum Strength Vitamin D3 K2 Liquid Drops with MCT Oil – 5,000 IU Liquid Vitamin D3 with K2 – Supports Strong Bones, Heart, Energy, Immunity, and Overall Vitality* - Unflavored 1 Fl Oz

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Main Highlights

Full-Body Wellness Support - Each serving of our liquid vitamin D3 K2 drops delivers 5000 IU of Vitamin D3 and 50 mcg of Vitamin K2 (MK-7), a powerful duo that supports bone density, cardiovascular function, immune health, and overall vitality.*
Vitality Starts with D3 + K2 - Our vitamin D3 liquid formula combines Vitamin D3, which helps your body absorb calcium, with Vitamin K2, which guides that calcium to your bones and teethinstead of soft tissues. Together, they support strong bones, heart health, and balanced calcium levels.*
Daily Support, No Pills Needed These liquid D3 K2 drops are easily absorbed and are a simple way to provide your body with essential Vitamins D3 and K2. Just shake well and take one dropperful per dayno pills, no hassle, just fast, effective support. Comes in a glass bottle with an easy-to-use dropper.
Enhanced Absorption with MCT Oil Our liquid vitamin D3 drops are formulated with vitamin K2 as MK-7 and medium-chain triglycerides (MCT oil) for superior absorption. These D3 K2 liquid drops are third-party tested in a GMP-certified facility. Non-GMO, gluten-free, and free from artificial additives.
Try for 30 Days: If you are unhappy with this product reach out to us within 30 days of your purchase date and we will take care of you.

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8.1

Mt. Angel Vitamins

Mt. Angel Vitamins - Vegan Vitamin D3 & K2 Liquid Supplement - 5000 IU D3, Trans MK7 K2 - Gluten-Free, Non-GMO - Perfect for Adults & Kids - Your Daily Dose of Sunshine | K2 D3 Vitamin Supplement

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Main Highlights

Boost Kids & Adults Health: Our D3 K2 vitamin blend supports your cardiovascular system and immunity. Each serving delivers a potent 5000 IU dose of Vitamin D3 and Trans MK7 K2, ideal for adults and safe for kids.
Fortify Bone Health: Harness the power of Trans MK7 K2 and Vitamin D3, often referred to as 'vit D', to enhance bone strength and healthy blood clotting. Relish in nourishing your skeletal system with every dose.
Elevate Muscle Wellness: Vitamin D, D3, and K2 combined, our supplement promotes muscular health. Experience the strength of peak performance with our 10000 IU of key vitamins.
Promote Optimal Calcium Absorption: Our D3 5000 IU ensures efficient calcium intake in adults and kids, making it a perfect replacement for infant vitamin D drops. K2 directs calcium to bones, safeguarding soft tissues.
Commitment to Purity: At Mt. Angel Vitamins, we take pride in using non-GMO, natural ingredients in our products. Our vitamina D3 con K2 is produced in an Oregon-based facility adhering to FDA and UL NPA GMP standards.

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Our Best Overall Choice

Best Choice

9.7

NUSAVA

(2 Pack) Organic Vitamin D3 K2 Drops with MCT Oil Omega 3, 5000 IU, Maximum Strength Vitamin D Liquid, No Fillers, Non-GMO Liquid D3 for Faster Absorption and Immune Support (Unflavored, 2 Fl Oz)

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Liquid Vitamin K2 D3 Formulated for Maximum Potency: Each dose contains 125 mcg (5000IU) of Vitamin D3, 120 mcg of Vitamin K, 250mg of Omega 3, and a potent blend of organic ingredients.
Tons of Benefits in Every Drop: Our potent blend of vitamin d3 liquid drops boast maximum strength on every serving.
Liquid Vitamin D3 and K2 for Faster Absorption: A 4-in-1 supplement that's significantly faster to take and for your body to absorb compared to Vitamin D3+K2 capsules.
Certified Organic Vitamin D: Our Vitamin D3 K2 liquid drops do not contain any fillers, are non-GMO, and are proudly USA-made. We carefully curated and sourced all ingredients in our Vitamin D3 liquid for your overall wellness.
Worry-Free Purchase: In addition to being a convenient vitamin D liquid, each purchase comes with a hassle-free refund or replacement policy. While we stand by the quality of our vitamin D supplements, your health and satisfaction will go above everything else.

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Special Amazon deal ends in:

10 Best Liquid Vitamin D Supplements of 2025

Tested and Reviewed: Top 10 Liquid Vitamin D Supplements deals with expert ratings from 8.1 to a perfect 10

NUSAVA

(2 Pack) Organic Vitamin D3 K2 Drops with MCT Oil Omega 3, 5000 IU, Maximum Strength Vitamin D Liquid, No Fillers, Non-GMO Liquid D3 for Faster Absorption and Immune Support (Unflavored, 2 Fl Oz)

Editor's bottom line:

Main Highlights

Venture Pal

Venture Pal 5-in-1 Vitamin D3 10000 IU & K2 as MK-7 200mcg with Magnesium, MCT Oil, Zinc, Sugar-Free Vitamin D Liquid |Maximum Absorption for Bone, Mood & Immune Health - 2 FL OZ, 67 Days

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Sandhu's

Sandhu's Vitamin D3 K2 Drops for Adults | 5000 IU D3 Liquid, 120mcg K2 Supplement 1 Fl Oz (Pack of 1) | D3K2 Supports Superior Absorption, Energy, Immune, Muscle Health for Men & Women

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NUTRAHARMONY

Vitamin D3 K2 USDA Organic Drops - Vitamin D3 10000 IU & K2 as MK-7 120mcg - Immune & Mood Support, Bone & Teeth Health - Sugar-Free Orange Flavor - Liquid Supplement - Made in USA - 2 FL OZ, 60 Days

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MARYRUTH'S

MaryRuth Organics Vitamin D3 Liquid Drops | Megadose 4000 IU | USDA Organic Liquid Vitamin D Spray for Adults & Kids | Immune Support & Bone Health | Vegan | Gluten Free | Non-GMO | 30 Servings

Main Highlights

THORNE

THORNE - Vitamin D + K2 Liquid with a Metered Dispenser - Vitamins D3 & K2 to Support Healthy Bones & Muscles* - 1 Fl Oz (30 ml) - 600 Servings

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NOW Foods

NOW Foods Supplements, Liquid Vitamin D-3, Strong Bones*, Structural Support*, 2-Ounce

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MARYRUTH'S

MaryRuth Organics Megadose Vitamin D3 Liposomal | Vitamin D 4000 IU | Ultra Absorption | Immune Support for Adults | Bone Health | VIT D3 | Vegan | Sugar Free | Gluten Free | Non-GMO | 45 Servings

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Dr. Berg Nutritionals

Dr. Berg Maximum Strength Vitamin D3 K2 Liquid Drops with MCT Oil – 5,000 IU Liquid Vitamin D3 with K2 – Supports Strong Bones, Heart, Energy, Immunity, and Overall Vitality* - Unflavored 1 Fl Oz

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Mt. Angel Vitamins

Mt. Angel Vitamins - Vegan Vitamin D3 & K2 Liquid Supplement - 5000 IU D3, Trans MK7 K2 - Gluten-Free, Non-GMO - Perfect for Adults & Kids - Your Daily Dose of Sunshine | K2 D3 Vitamin Supplement

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Our Best Overall Choice

NUSAVA

(2 Pack) Organic Vitamin D3 K2 Drops with MCT Oil Omega 3, 5000 IU, Maximum Strength Vitamin D Liquid, No Fillers, Non-GMO Liquid D3 for Faster Absorption and Immune Support (Unflavored, 2 Fl Oz)

Editor's bottom line:

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Deals are Live

NOW Foods Supplements, Liquid Vitamin D-3, Strong Bones, Structural Support, 2-Ounce