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JPY
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Shop Imported Vitamin D Supplements from Global Brands Online in Japan

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BulkSupplements Vitamin D3 2500IU Softgels - Vitamin D Supplement, 1 Softgel per Serving 62.5mcg, 500 Count
US Store
BulkSupplements.com

BulkSupplements Vitamin D3 2500IU Softgels - Vitamin D Supplement, 1 Softgel per ...

JPY 6822

BulkSupplements Vitamin D3 5000IU Softgels - Vitamin D Supplement, 1 Softgel per Serving 125mcg, 365 Count
US Store
BulkSupplements.com

BulkSupplements Vitamin D3 5000IU Softgels - Vitamin D Supplement, 1 Softgel per ...
4.8

JPY 6221

2 Pack - Vitamatic High Potency Vitamin D3 50,000 IU as Cholecalciferol, Once Weekly Dose, 1250 mcg, 60 Veggie Capsules Total 120 Capsules
US Store
Vitamatic

2 Pack - Vitamatic High Potency Vitamin D3 50,000 IU as Cholecalciferol, Once ...
4.6

JPY 5824

BulkSupplements Vitamin D3 Cholecalciferol Powder - 50mg per Serving - 100 Grams 3.5 oz - 2000 Servings
US Store
BulkSupplements.com

BulkSupplements Vitamin D3 Cholecalciferol Powder - 50mg per Serving - 100 Grams ...
4.8

JPY 6020

BulkSupplements Vitamin D3 5000IU Softgels - Vitamin D Supplement, 1 Softgel per Serving 125mcg, 500 Count
US Store
BulkSupplements.com

BulkSupplements Vitamin D3 5000IU Softgels - Vitamin D Supplement, 1 Softgel per ...
4.8

JPY 6421

Natural Vitamin D-3 2000 IU - 200 Film-Coated Tablets, Pack of 2
US Store
BASIC VITAMINS

Natural Vitamin D-3 2000 IU - 200 Film-Coated Tablets, Pack of 2
4.8

JPY 4988

Vitamin D3, Vegan Vitamin D Supplement for Men & Women, 1500IU, 100 Easy Swallow Pills
US Store
Great Lakes Nutrition

Vitamin D3, Vegan Vitamin D Supplement for Men & Women, 1500IU, 100 Easy Swallow ...
4.6

50+ bought

JPY 3192

Bronson Vitamin D3 1000 IU, 200 Softgels
US Store
Bronson

Bronson Vitamin D3 1000 IU, 200 Softgels
4.9

JPY 3618

Vitamin D3 Powder - Cholecalciferol, Vitamin D Supplements, 5000 IU - Gluten Free, 50mg 125mcg of Vitamin D3 per Serving, 500g 1.1 lbs Pack of 1
US Store
BulkSupplements

Vitamin D3 Powder - Cholecalciferol, Vitamin D Supplements, 5000 IU - Gluten Free, ...
4.2

JPY 6775

Vital Nutrients Vitamin D 2000 IU - Vitamin D3 Supplement - Healthy Bones, Teeth, Muscles*- Cellular & Immune Function - Calcium Absorption - Gluten, Dairy and Soy Free - 90 Capsules
US Store
Vital Nutrients

Vital Nutrients Vitamin D 2000 IU - Vitamin D3 Supplement - Healthy Bones, Teeth, ...
4.8

500+ bought

JPY 5188

10% OFF
Sunshine Naturals Vitamin D3 10000 IU 250 mcg Softgels, Vitamin D Supplement for Bone & Immune Health, 100 Count
US Store
Sunshine Naturals

Sunshine Naturals Vitamin D3 10000 IU 250 mcg Softgels, Vitamin D Supplement for ...
4.8

JPY 4134 4613

1 Pack Vitamin D3 Softgels, Vitamin D3 125MCG 5000 IU, 250 Count Includes +Vitamin Guide
US Store

1 Pack Vitamin D3 Softgels, Vitamin D3 125MCG 5000 IU, 250 Count Includes +Vitamin ...
5

JPY 5777

Vitamatic 2 Pack Vitamin D3 50,000 IU as Cholecalciferol, Once Weekly Dose, 1250 mcg, 60 Veggie Capsules 1 Year Supply, Progressive Formula Helping Vitamin D Deficiencies Total 120 Veg Capsules | Supports Bone, Teeth & Immune Health*, Non GMO, Gluten Free
US Store
Vitamatic

Vitamatic 2 Pack Vitamin D3 50,000 IU as Cholecalciferol, Once Weekly Dose, 1250 ...
4.7

200+ bought

JPY 4393

Basic Health Brands Happy Sunshine Vitamin D3 Supplement 2000 IU, Immune & Bone Support - 30 Count
US Store
Basic Health Brands

Basic Health Brands Happy Sunshine Vitamin D3 Supplement 2000 IU, Immune & Bone ...

JPY 3406

Easy Digest Vitamin D-3 2,000 IU Natural Form of Vitamin D3, High Absorption
US Store
Wonder Laboratories

Easy Digest Vitamin D-3 2,000 IU Natural Form of Vitamin D3, High Absorption

JPY 2802

Vitamatic Vitamin D3 50,000 IU as Cholecalciferol, Once Weekly Dose, 1250 mcg, 120 Veggie Capsules, Progressive Formula Helping Vitamin D Deficiencies
US Store
Vitamatic

Vitamatic Vitamin D3 50,000 IU as Cholecalciferol, Once Weekly Dose, 1250 mcg, 120 ...
4.8

50+ bought

JPY 4194

Vitamatic 3 Pack Vitamin D3 50,000 IU as Cholecalciferol, Once Weekly Dose, 1250 mcg, 60 Veggie Capsules 1 Year Supply, Progressive Formula Helping Vitamin D Deficiencies | Supports Bone, Teeth & Immune Health*, Non GMO, Gluten Free, Made in USA
US Store
Vitamatic

Vitamatic 3 Pack Vitamin D3 50,000 IU as Cholecalciferol, Once Weekly Dose, 1250 ...
4.8

300+ bought

JPY 5785

Major Vitamin D3 1000 IU Dietary Supplement Tablets, White, 100 Count
US Store
Major

Major Vitamin D3 1000 IU Dietary Supplement Tablets, White, 100 Count
2.5

JPY 3644

Vitamin D3 125 mcg 5000 IU, 400 Softgels, High Potency Vitamin D3 Supplement, Vitamina D, D3 Vitamin for Adults, Vitamin D 5000 IU Softgels, VIT D, Vitamin D
US Store

Vitamin D3 125 mcg 5000 IU, 400 Softgels, High Potency Vitamin D3 Supplement, ...

JPY 5586

Vitamin D3 Softgels - Gluten Free, 1 Softgel per Serving 50000 IU, 365 Count Pack of 1
US Store
BulkSupplements

Vitamin D3 Softgels - Gluten Free, 1 Softgel per Serving 50000 IU, 365 Count Pack ...
5

JPY 5582

Sunshine Naturals Vitamin D3 Dietary Supplement. High Strength for Immune System Support, Bone Health, Mood Boost, and Muscle Function. 250mcg. 100 Gels. Pack of 2
US Store
Sunshine Naturals

Sunshine Naturals Vitamin D3 Dietary Supplement. High Strength for Immune System ...
4.5

JPY 5346

Dr. Mercola Liposomal Vitamin D3 – 5,000 IU, 30 Capsules
US Store
Dr. Mercola

Dr. Mercola Liposomal Vitamin D3 – 5,000 IU, 30 Capsules
4.6

JPY 5619

SV Home Extra Strength Vitamin D3 Fast Dissolve Tablets Dietary Supplement, 125 mcg 5,000 IU, Strawberry Flavor, 90 Count
US Store

SV Home Extra Strength Vitamin D3 Fast Dissolve Tablets Dietary Supplement, 125 mcg ...

JPY 4771

Sunshine Naturals Vitamin D3 10000 IU 250 mcg Softgels, Vitamin D Supplement for Bone & Immune Health, 100 Count per Bottle, 3 Pack
US Store
Sunshine Naturals

Sunshine Naturals Vitamin D3 10000 IU 250 mcg Softgels, Vitamin D Supplement for ...
4.8

JPY 8029

Vital Nutrients Vitamin D 10000 IU - Vitamin D3 Supplement - Healthy Bones, Teeth, Muscles*- Cellular & Immune Function - Calcium Absorption - Gluten, Dairy and Soy Free - 60 Capsules
US Store
Vital Nutrients

Vital Nutrients Vitamin D 10000 IU - Vitamin D3 Supplement - Healthy Bones, Teeth, ...
4.7

50+ bought

JPY 6382

12% OFF
SOLARAY Vitamin D3 10000IU 250 mcg, VIT D3 Cholecalciferol, 60 Veg Caps
US Store
SOLARAY

SOLARAY Vitamin D3 10000IU 250 mcg, VIT D3 Cholecalciferol, 60 Veg Caps
4.7

50+ bought

JPY 3140 3558

THORNE - Vitamin D Liquid - Vitamin D Supplement - Supports Healthy Bones and Muscles, Cardiovascular Health & Immune Function* - 1 Fl Oz 30 ml - 600 Servings
US Store
THORNE

THORNE - Vitamin D Liquid - Vitamin D Supplement - Supports Healthy Bones and ...
4.5

600+ bought

JPY 5190

Vital Nutrients Vitamin D 5000 IU - Vitamin D3 Supplement - Healthy Bones, Teeth, Muscles*- Cellular & Immune Function - Calcium Absorption - Gluten, Dairy and Soy Free - 180 Capsules
US Store
Vital Nutrients

Vital Nutrients Vitamin D 5000 IU - Vitamin D3 Supplement - Healthy Bones, Teeth, ...
4.8

50+ bought

JPY 10160

Supersmart - Vitamin D3 1000 IU Per Day - Vitamins for Strengthen Bones - Cells Protector | Non-GMO & Gluten Free - 150 Softgels
US Store
Supersmart

Supersmart - Vitamin D3 1000 IU Per Day - Vitamins for Strengthen Bones - Cells ...
4.7

JPY 4196

Basic Health Brands Happy Sunshine Vitamin D3 1000 IU, Dietary Supplement - 60 Softgels
US Store
Basic Health Brands

Basic Health Brands Happy Sunshine Vitamin D3 1000 IU, Dietary Supplement - 60 ...
4

JPY 4515

16% OFF
365 by Whole Foods Market, Vitamin D3 Softgels, 2000 IU, 100 CT
US Store
365 by Whole Foods Market

365 by Whole Foods Market, Vitamin D3 Softgels, 2000 IU, 100 CT
4.7

100+ bought

JPY 1858 2223

THORNE - Vitamin D-10,000 - Vitamin D3 Supplement - Supports Healthy Bones, Teeth & Muscles, Plus Cardiovascular & Immune Function* - Third-Party Certified - Gluten, Dairy & Soy-Free - 60 Capsules
US Store
THORNE

THORNE - Vitamin D-10,000 - Vitamin D3 Supplement - Supports Healthy Bones, Teeth & ...
4.8

4k+ bought

JPY 5819

LifeSource Vitamins Vitamin D-3-250 mcg - 10,000 IU - 90 Softgels - High Potency
US Store
LifeSource Vitamins

LifeSource Vitamins Vitamin D-3-250 mcg - 10,000 IU - 90 Softgels - High Potency

JPY 6626

Bronson Vitamin D3 10,000 IU 250 mcg High Potency - Supports Healthy Immune System, Strong Bones, Muscles & Teeth - Non GMO, 360 Softgels 1 Year Supply
US Store
Bronson

Bronson Vitamin D3 10,000 IU 250 mcg High Potency - Supports Healthy Immune System, ...
4.9

JPY 5218

VITAMIN D3 PLUS 125 mcg 5000 IU Vitamin D3 | Vitamin K2 MK-7 and Vitamin A | Natural Form of Vitamin D | Includes Tocotrienols as Antioxidants | Non-GMO |150 Softgel Caps
US Store
PDI HEALTH PRODUCTS DISTRIBUTORS

VITAMIN D3 PLUS 125 mcg 5000 IU Vitamin D3 | Vitamin K2 MK-7 and Vitamin A | ...
4.1

JPY 7827

Source Naturals Vitamin D-3 400 IU 200 tablets
US Store
Source Naturals

Source Naturals Vitamin D-3 400 IU 200 tablets
4.4

50+ bought

JPY 2754

7% OFF
The Vitamin Shoppe Brand Vitamin D3 400IU Supplement, 200 Softgels
US Store
The Vitamin Shoppe

The Vitamin Shoppe Brand Vitamin D3 400IU Supplement, 200 Softgels
4.8

JPY 2961 3200

Vitamin D3 50,000IU + Vitamin K2 200mcg Softgels - 365 Count Pack of 1
US Store
BulkSupplements

Vitamin D3 50,000IU + Vitamin K2 200mcg Softgels - 365 Count Pack of 1
4.6

50+ bought

JPY 6576

THORNE - Vitamin D3 with a Metered Dispenser - Liquid Vitamin D Vegan Supplement - Supports Healthy Bones, Teeth & Muscles, Plus Cardiovascular & Immune Function* - 4,000 IU - 1 Fl Oz - 30 Servings
US Store
THORNE

THORNE - Vitamin D3 with a Metered Dispenser - Liquid Vitamin D Vegan Supplement - ...
4.6

1k+ bought

JPY 5588

Vitamin D3 - Stronger Than the Competition! - 62.5mcg 1,000iu Highest Absorption Rate, 100% Organic Natural Ingredients - Massive Immune Support! - Vegan Tablets 60ct
US Store
Matrix Nutrients

Vitamin D3 - Stronger Than the Competition! - 62.5mcg 1,000iu Highest Absorption ...
5

JPY 3798

Swanson Higher Potency Vitamin D-3 2000 Iu - Sunshine Vitamin Bone, Immune Support 50 mcg 250 Capsules
US Store
Swanson

Swanson Higher Potency Vitamin D-3 2000 Iu - Sunshine Vitamin Bone, Immune Support ...
4.8

JPY 3021

Solgar vitamin d3 10,000 iu softgels, 120 ct
US Store
Solgar

Solgar vitamin d3 10,000 iu softgels, 120 ct
4.9

JPY 5515

Spring Valley Extra Strength Vitamin D3 Fast Dissolve Tablets Dietary Supplement, 125 mcg 5,000 IU, Strawberry Flavor, 90 Count
US Store

Spring Valley Extra Strength Vitamin D3 Fast Dissolve Tablets Dietary Supplement, ...
4.6

50+ bought

JPY 4789

Member Mark Vitamin D3, 50 mcg, 400 ct.
US Store

Member Mark Vitamin D3, 50 mcg, 400 ct.
4.7

JPY 4988

Midnight Sun D3, a Premium Vitamin D3 Supplement Designed to Support Your Overall Health and Well-Being.
US Store
OWL Balance

Midnight Sun D3, a Premium Vitamin D3 Supplement Designed to Support Your Overall ...
5

JPY 3391

Bronson High Potency Vitamin D3 10,000 IU for Immune Support, Healthy Muscle Function & Bone Health, USDA Certified Organic Non-GMO Gluten Free Vitamin D Supplement, 360 Tablets
US Store
Bronson

Bronson High Potency Vitamin D3 10,000 IU for Immune Support, Healthy Muscle ...
4.7

JPY 6225

4% OFF
Sunshine Vitamin D 10,000 IU, Healthy and Strong Bones, 30 Servings
US Store
Sunshine

Sunshine Vitamin D 10,000 IU, Healthy and Strong Bones, 30 Servings
4.6

JPY 2303 2398

BulkSupplements Vitamin D3 Cholecalciferol Powder - 50mg per Serving - 250 Grams 8.8 oz - 5000 Servings
US Store
BulkSupplements.com

BulkSupplements Vitamin D3 Cholecalciferol Powder - 50mg per Serving - 250 Grams ...
4.8

JPY 6221

Shop Vitamin D Supplements for Bone & Immune Health at Ubuy Japan

Maintaining robust health often relies on vital micronutrients that are difficult to obtain through diet alone. While standard daily habits like balanced eating provide a steady foundation of wellness, ensuring your body receives adequate cholecalciferol is a different challenge altogether. Sunlight is the primary driver of this nutrient's synthesis, but modern indoor lifestyles, skin protection habits, and changing seasons often leave structural gaps in our biological requirements. Integrating premium vitamin D supplements into your routine acts as a targeted investment in your skeletal strength and systemic resilience.

Ubuy bridges the gap between premium global wellness craftsmanship and discerning consumers, delivering top-tier formulations directly to your doorstep.

Whether you are seeking a reliable daily micro-dose or a specialised capsule designed for deep cellular support, our range of health & supplements makes it effortless to secure high-quality products that help your body thrive in any climate.

How to Choose the Right Vitamin D Supplement

Selecting the correct health formulation requires moving past generic bottles and evaluating the specific biological traits of your daily routine. Finding a good vitamin D supplement means matching product delivery to your body’s absorption needs.

Discover the Best Types of Vitamin D Supplements at Ubuy Japan

Advanced nutritional science has developed diverse delivery formats, ensuring that every individual can find an approach that feels comfortable, efficient, and natural.

High-Absorption Softgels and Liquids

Perfect for individuals seeking fast-acting delivery, liquid capsules suspend active cholecalciferol inside a lipid fluid matrix. This layout allows the fat-soluble compounds to blend smoothly with your digestive enzymes, maximising bioavailability. For those who dislike swallowing capsules, sublingual liquid drops provide an excellent alternative, absorbing quickly through the delicate tissue under the tongue.

Combined Mineral Formulations

Skeletal health relies on a complex network of synergistic nutrients. To achieve true, high-yield bone mineralisation, pairing your intake with minerals like calcium or magnesium is highly recommended. Many premium lines also incorporate Vitamin K2, which acts as a biological guide, ensuring calcium is directed away from your arteries and deposited straight into your bone matrix.

Ultra-Pure and Organic Capsules

If your body is highly reactive to standard manufacturing fillers, choosing a pure vitamin D3 encapsulation or similar hypoallergenic formulations ensures complete peace of mind. These specialist formulations are entirely free from magnesium stearate, artificial binders, and common allergens, delivering only active ingredients within a pristine, clean vegetable shell.

Top Brands Available at Ubuy Japan

When outfitting your medicine cabinet, relying on world-renowned, clinically verified wellness manufacturers ensures you receive pure, accurately dosed ingredients.

Ostelin

Ostelin focuses deeply on the pure architecture of skeletal longevity and joint support. As a highly trusted name in bone health, they design their formulations around maximum structural integrity and reliable calcium synthesis. Ostelin brings a clinical, family-trusted vibe to the wellness space, making their classic one-a-day softgels an absolute staple for individuals seeking straightforward, heavy-duty bone support.

Swisse

Swisse represents the perfect marriage of premium, scientifically validated ingredients and holistic, everyday vitality. Their extensive range blends essential vitamins with active-lifestyle botanicals, creating products that deliver a comprehensive wellness lift. Swisse captures an energetic, premium lifestyle aura, providing accessible, smooth-swallowing options that seamlessly enhance your daily energy and immune defences.

Thorne

Thorne captures the very soul of clinical purity and high-performance biochemical testing. Trusted by medical practitioners and elite global athletes alike, Thorne sets an exceptional standard by entirely banning unnecessary binders, coatings, and lubricants from their production lines. Their highly sophisticated liquid drops and capsules offer exceptional biochemical accuracy, perfect for individuals who demand uncompromising quality.

NOW Foods

NOW Foods embodies the core values of clean, natural, and accessible nutrition for everyone. With comprehensive in-house testing laboratories that check for purity and heavy metals, they provide top-tier formulations without a luxury price tag. NOW Foods infuses an honest, earth-conscious, and highly practical atmosphere into the supplement space, making it easy to source reliable wellness essentials.

Nature Made

Nature Made focuses on long-standing, science-backed reliability that has supported families for decades. As one of the earliest brands to secure independent United States Pharmacopeia (USP) certification for purity and potency, their products offer complete transparency. Choosing Nature Made gives you a comforting, time-tested feeling of safety, perfect for everyday nutritional consistency.

Garden of Life

Garden of Life infuses its entire line with the raw power of real, whole-food nutrition and certified organic sourcing. Their clean formulations extract vitamins directly from nutrient-dense fruits, vegetables, and mushrooms and pair them with live probiotics for optimal digestion. This brand delivers a deeply natural, plant-based, and eco-conscious vibe, appealing directly to those who prefer their health supplements as close to nature as possible.

Frequently Asked Questions About Vitamin D Supplements in Japan

  • Where can I buy Vitamin D supplements?

    Discover a diverse selection of Vitamin D supplements on Ubuy Japan, featuring top brands and high-quality options imported from Germany, UK, China, Japan, Korea, Hong Kong, Turkey, India, and the USA.

  • How much Vitamin D should I take daily?

    The recommended daily intake of Vitamin D varies by age, health status, and exposure to sunlight. It's best to consult with a healthcare provider to determine the right dosage for you. Our product descriptions provide guidance based on general recommendations.

  • What are the benefits of taking Vitamin D supplements?

    Vitamin D supplements offer numerous benefits, including improved bone and teeth health, enhanced immune function, and better muscle performance. Regular intake helps maintain overall wellness.

  • Are there any side effects of Vitamin D supplements?

    Vitamin D is generally safe when taken in recommended doses. However, excessive intake can lead to hypercalcemia, causing symptoms like nausea, vomiting, and weakness. Always follow the dosage instructions provided with our products or those given by your healthcare provider.

  • How do I choose the right Vitamin D supplement?

    Choosing the right Vitamin D supplement depends on factors like your health needs, dietary restrictions, and personal preferences. At Ubuy, we offer a range of options, including different forms (capsules, tablets, liquids) and dosages to help you find the perfect fit.

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