What is Vitamin D3 (cholecalciferol)?

Category: Supplements

Most popular types: Spring Valley Vitamin D3 Nature's Way Vitamin D3 Kirkland Signature Vitamin D3 Show all

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See also: Calcet Petites Dual Calcium + Vitamin D3 Crampex Healtheries Fish Oil 1500 and Vitamin D3 Nature Made Triple Flex with D3

Vitamin D3 is the form of vitamin D called cholecalciferol. Cholecalciferol is the most widely known of the vitamin D series and is a fat soluble vitamin that is stored to some degree in the body. It is used as a dietary supplement, for the treatment of vitamin D deficiency, or to prevent a deficiency.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Vitamin D Deficiency 549 160
Multiple Sclerosis 279 93
Vitamin D deficiency 216 64
General health 178 53
Fibromyalgia 42 15
Support immune health 31 11

Show all 127 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe 8
Moderate 6
Mild 7
None 395

Commonly reported side effects and conditions associated with Vitamin D3 (cholecalciferol)

Side effect Patients
Diarrhea 2
Dizziness 2
Fatigue 2
Nausea 2
Abdominal bloating 1
Abdominal pain 1

Show all 19 reported side effects

Dosages

Based on patients currently taking Vitamin D3 (cholecalciferol)

Dosage Patients
5,000 intl units daily 66
2,000 intl units daily 49
1,000 intl units daily 36
5,000 unt daily 32
2,000 unt daily 26
1,000 unt daily 18
10,000 intl units daily 17
4,000 intl units daily 16
50,000 unt weekly 13
3,000 intl units daily 9

See all 101 dosages

Why patients stopped taking Vitamin D3 (cholecalciferol)

Multiple reasons could be selected

Reason Patients
Other 45
Course of treatment ended 27
Doctor's advice 18
Did not seem to work 13
Side effects too severe 9
Personal research 8
Expense 5
Change in health plan coverage 1
See all 122 patients who’ve stopped taking Vitamin D3 (cholecalciferol)

Duration

Currently taking Vitamin D3 (cholecalciferol)

Duration Patients
Less than 1 month 1
1 - 6 months 14
6 months - 1 year 36
1 - 2 years 55
2 - 5 years 156
5 - 10 years 147
10 years or more 24

Stopped taking Vitamin D3 (cholecalciferol)

Duration Patients
Less than 1 month 13
1 - 6 months 41
6 months - 1 year 25
1 - 2 years 19
2 - 5 years 24
5 - 10 years 1
Adherence
Adherence Evaluations
Always 310
Usually 81
Sometimes 21
Never taken as prescribed 4
Burden
Burden Evaluations
Very hard to take 1
Somewhat hard to take 12
A little hard to take 40
Not at all hard to take 363
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 0
$50-99 1
$25-49 14
< $25 208
Not specified 193
Last updated:

50 patient evaluations for Vitamin D3 (cholecalciferol)

316 members have decided to share their profiles only with other members of PatientsLikeMe.

MSMomx4
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MSMomx4
Sex: F
Data Quality: 3 stars
Sensation: Mild
Overall: Mild
Cognition: moderate
Vision: mild
Speech: mild
Swallowing: mild
Upper limb: mild
Walking: moderate
I am: g
I have:
MS

See MSMomx4's full Vitamin D3 (cholecalciferol) history

Feb 15, 2017 (Started Jul 01, 2005)

  • Effectiveness
    Major (for Vitamin D Deficiency)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 2000 intl units Daily
Advice & Tips: No changes

  • 0 helpful marks
poppysmom
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poppysmom
Data Quality: 2 stars
  • Gender: F
  • Age: 60
Condition: Rheumatoid Arthritis (RA) 12 additional condition(s)
Quality of life:
  • Mental: Mild
  • Physical: None
I am: vg
I have:
Rheumatoid Arthritis (RA)

See poppysmom's full Vitamin D3 (cholecalciferol) history

Jan 16, 2017 (Started Feb 07, 2013)

  • Effectiveness
    Major (for Vitamin D Deficiency)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 5000 intl units Daily
Cost: < $25 monthly

  • 0 helpful marks
msims1963
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msims1963
Sex: M
Data Quality: 3 stars
Bulbar: none
Arms: none
Chest: none
Legs: mild
I am: g
I have:
ALS

See msims1963's full Vitamin D3 (cholecalciferol) history

Oct 5, 2016 (Started May 15, 2016)

  • Effectiveness
    Can’t tell (for ALS (Amyotrophic Lateral Sclerosis))
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 4,000 unt Daily
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 50 patient evaluations for Vitamin D3 (cholecalciferol)