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Vitamin D3 (Cholecalciferol)

85 reviews
Due to an influx of orders, shipping may be delayed by a couple of days.
What Is Cholecalciferol?

Cholecalciferol, also known as Vitamin D3, is a type of Vitamin D which is produced by the skin when exposed to sunlight. Because the body produces it, Vitamin D3 is not a true vitamin, but it is usually considered a vitamin due to its importance in the human body.

Cholecalciferol Benefits

Cholecalciferol may help fortify the bones, promote heart health, and support immune function. Cholecalciferol may also aid cognitive function, promote healthy mood, and support brain function.

  • Fortify the bones
  • Support heart health and immune function
  • Aid cognitive function
  • Promote healthy brain function
  • Works in maintaining healthy mood

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Supplement Facts
Serving size: 50 milligrams
Serving per container: *
Amount Per Serving % Daily Value**
Total Carbohydrates... 14mg >5%
‚Sugars >1g *
Vitamin D (as Cholecalciferol D-3) 5000 IU 1250%
* Daily Value not established.
** Based on 2,000 calorie diet

Maltodextrin, modified starch, tocopherols

 dairy, gluten and yeast.

As a dietary supplement, take 50 mg once daily or as directed by a physician. For accurate measurements, use a milligram scale.


A single serving is a very small amount and is extremely potent. It should be measured and apportioned only by precision instruments that can calculate weight down to 0.001 grams (a milligram scale). Do not exceed the recommended dosage.

Always consult your health care provider before taking any supplements. Pregnant or lactating women, people with existing medical conditions, or people taking medications should consult their health care provider/s before taking any dietary supplement. If you experience any adverse condition after taking this dietary supplement, discontinue use immediately and consult your health care provider.

Keep out of reach of children.

Customer Reviews
4.9 Based on 85 Reviews
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Melissa W.
United States United States
I recommend this product
Great value

These vitamins are so great with great prices highly recommend them Vitamin D3 (Cholecalciferol) Review
Jase H.
United States United States

A must every morning with meal one to get the day started

Roy B.
United States United States
Huge help

This has been a big help in recovering from Covid.

Elsner E.
United States United States

Best quality product for an awesome price; I highly recommend all bulk supps products!

A Customer
Catherine Y.
United States United States
Love It

We love Bulk Supplements. Living in Massachusetts the winter months and sometimes fall can be tough for getting outside and D3 is so important! The pill is very small, no side effects and definitely helps with my depression.

William H.
United States United States
Vitamin D3 (Cholecalciferol)

Great product blood work tells the story. Excellent!