Cholecalciferol (Vitamin D3)
Cholecalciferol (Vitamin D3) is a tier 1 form of Vitamin D, used in 13,557 on-market products .
13,557
on-market products
tier 1
quality tier
n/a
elemental fraction
Why this tier: Produced significantly greater and more sustained increases in serum 25(OH)D than equal-IU D2 across pooled RCTs.
Source: Tripkovic L et al. 2012, Am J Clin Nutr 95(6):1357-64, PMID 22552031
Trend
Brands using this form
| Brand | Products |
|---|---|
| Douglas Laboratories | 303 |
| Nature Made | 198 |
| Wonder Laboratories | 190 |
| DC | 183 |
| Centrum | 180 |
| Nature's Way | 171 |
| The Vitamin Shoppe | 149 |
| Source Naturals | 142 |
| Life Extension | 124 |
| BulkSupplements.com | 123 |
| Carlson | 120 |
| Bluebonnet | 115 |
| 21st Century | 114 |
| New Chapter | 113 |
| Metagenics | 112 |
| MegaFood | 110 |
| NOW | 97 |
| Bayer One A Day | 89 |
| up&up | 79 |
| ProCaps Laboratories | 78 |
| Syntrax | 76 |
| vitafusion | 75 |
| Purity Products | 74 |
| Solgar | 68 |
| Genestra Brands | 68 |