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Sisu Vitamin D 1000 IU Tablets Image 1Sisu Vitamin D 1000 IU Tablets Image 2
Sale priceFrom $7.77 Regular price$9.32 Unit price ($0.05/Serving)
Sisu Vitamin D 1000 IU (Tablets)
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Sisu Vitamin D 2500 IU Softgels Image 1Sisu Vitamin D 2500 IU Softgels Image 2
Sale priceFrom $8.13 Regular price$9.76 Unit price ($0.11/Serving)
Sisu Vitamin D 2500 IU (Softgels)
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Sisu Vitamin D 2500 IU Tablets Image 1Sisu Vitamin D 2500 IU Tablets Image 2
Sale priceFrom $8.13 Regular price$9.76 Unit price ($0.08/Serving)
Sisu Vitamin D 2500 IU (Tablets)
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Smart Solutions Vitamin D3 1000 IU Drops (11.4 mL)Smart Solutions Vitamin D3 1000 IU Drops (11.4 mL)
Sale price$11.78 Regular price$14.13 Unit price ($0.03/Serving)
Smart Solutions Vitamin D3 1000 IU Drops (11.4 mL)
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Thorne Research Vitamin D / K2 Liquid 30 mL Image 1
Sale price$35.00 Regular price$42.00 Unit price ($0.05/Serving)
Thorne Research Vitamin D / K2 Liquid (30 mL)
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Thorne Research Vitamin D 500 IU 30 mL Image 1
Sale price$18.75 Regular price$22.50 Unit price ($0.03/Serving)
Thorne Research Vitamin D 500 IU (30 mL)
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Trophic Children Liquid Vitamin D3 50 mL Image 1
Sale price$12.45 Regular price$14.94 Unit price ($0.01/Serving)
Trophic Children Liquid Vitamin D3 (50 mL)
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Trophic Vitamin D3 Liquid 1000 IU 50 mL Image 1
Sale price$11.42 Regular price$13.70 Unit price ($0.01/Serving)
Trophic Vitamin D3 Liquid 1000 IU (50 mL)
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Truwild Vegan Vitamin D 2000 IU + Calcium 60 Capsules Image 1
Sale price$31.32 Unit price ($1.04/Serving)
Truwild Vegan Vitamin D 2000 IU + Calcium (60 Capsules)
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W. Gifford-Jones, MD Vitamin K2+A+D3 30 mL Image 1
Sale price$13.97 Regular price$16.76 Unit price ($0.11/Serving)
W. Gifford-Jones, MD Vitamin K2+A+D3 (30 mL)
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Well Told Health Vitamin D 1000 IU 500 mg 62 VCaps Image 1
Sale price$15.99 Unit price ($0.25/Serving)
Well Told Health Vitamin D 1000 IU 500 mg (62 VCaps)
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Whole Earth and Sea Pure Food Vegan Bioenhanced Vitamin D3 1000 IU 90 VCaps Image 1
Sale price$16.97 Regular price$20.36 Unit price ($0.18/Serving)
Whole Earth & Sea Pure Food Vegan Bioenhanced Vitamin D3 1000 IU (90 VCaps)
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Vitamin D3, also known as cholecalciferol, is a fat-soluble vitamin that plays a crucial role in maintaining bone health, boosting the immune system, and regulating calcium and phosphorus levels in the body. It also has other potential health benefits, such as reducing the risk of certain types of cancer, heart disease, and diabetes. Vitamin D3 is commonly recommended for people with a vitamin D deficiency, individuals with osteoporosis or osteomalacia, and for overall health maintenance.

Vitamin D3 is important for overall health and well-being, and taking vitamin D supplements can help maintain adequate levels of vitamin D in the body.

It is generally safe to take vitamin D3 supplements daily, however, it's important to consult a doctor to determine the right amount for individual needs, as excessive doses can lead to toxicity. Regular sun exposure and consuming foods naturally rich in vitamin D, such as fatty fish and fortified dairy products, can also help maintain adequate levels of vitamin D.

The side effects of vitamin D3 are generally mild and rare when taken in recommended doses. Some common side effects include:

  • Nausea
  • Vomiting
  • Loss of appetite
  • Constipation
  • Weakness
  • Dizziness
  • Headaches

However, high doses of vitamin D3 can lead to toxicity, causing symptoms such as:

  • Excessive thirst
  • Frequent urination
  • Muscle weakness
  • Fatigue
  • Confusion
  • Disorientation
  • Heart rhythm abnormalities


It's important to consult a doctor to determine the appropriate dose and to monitor vitamin D levels in the blood to avoid toxicity.

Contact Us to see how D3 vitamins can benefit you!