NSF Product and Service Listings
These NSF Official Listings are current as of Friday, November 13, 2026 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.
Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/Dietary/Listings.asp?TradeName=21st+Century+D3&CompanyName=21st+Century&
NSF/ANSI Standard 173
Dietary Supplements
Dietary Supplements
| 21st Century HealthCare, Inc. | |
| 443 W. Alameda Dr. | |
| Tempe, AZ 85282 | |
| United States | |
| 480.966.8201 |
Facility : Tempe, AZ
Finished Products
| Trade Designation | Product ID | Product Form | Manufacturer's Recommended Daily Serving Size |
| Vitamin | |||
| 21st Century D3 50 mcg (2000 IU) | All | Softgel | 1 softgel |
Number of matching Manufacturers is 1
Number of matching Products is 1
Processing time was 0 seconds

