Products
Label data from official national databases and brand websites, as declared; not lab-verified.
| Brand | Product | Per day | Country | Source | Add to compare |
|---|---|---|---|---|---|
| VitalBulk | Niacin 1000 mg | 1,000 mg | United States | US NIH DSLD | |
| VitalBulk | Niacin 100 mg | 100 mg | United States | US NIH DSLD | |
| VitalBulk | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Bronson | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Dr. Mercola | Niacin Vitamin B3 50 mg | 150 mg | United States | US NIH DSLD | |
| Spring Valley | Flush-Free Niacin Inositol Hexanicotinate 500 mg | 400 mg | United States | US NIH DSLD | |
| NOW | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Vital Nutrients | Niacin 500 mg | 1,000 mg | United States | US NIH DSLD | |
| VitalBulk | Niacin 1000 mg | 1,000 mg | United States | US NIH DSLD | |
| Major | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Mason Natural | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| VitalBulk | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Premier Research Labs | Premier Niacin | 375 mg | United States | US NIH DSLD | |
| L.A. Naturals | Vitamin B Complex With B12, B6 & Folic Acid | 20 mg | United States | US NIH DSLD | |
| Major | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Natural Factors | Niacin 100 mg | 500 mg | United States | US NIH DSLD | |
| Mason Natural | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Dr. Berg | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| L.A. Naturals | Vitamin B Complex with B12, B6 & Folic Acid | 20 mg | United States | US NIH DSLD | |
| VitalBulk | Niacin 1000 mg | 1,000 mg | United States | US NIH DSLD | |
| VitalBulk | Niacin 100 mg | 100 mg | United States | US NIH DSLD | |
| 21st Century | Niacin Inositol Hexanicotinate 500 mg | 400 mg | United States | US NIH DSLD | |
| BulkSupplements.com | Niacin (Vitamin B3) | 500 mg | United States | US NIH DSLD | |
| VitalBulk | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Bluebonnet | Flush-Free Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| NutraBio | Niacin 500 mg | 500 mg | United States | US NIH DSLD | |
| Carlson | Niacin-Time 500 mg | 500 mg | United States | US NIH DSLD | |
| BulkSupplements.com | Niacin (Vitamin B3) | 500 mg | United States | US NIH DSLD | |
| Seeking Health | Niacin Lozenge 50 mg | 50 mg | United States | US NIH DSLD | |
| BulkSupplements.com | Niacin (Vitamin B3) | 500 mg | United States | US NIH DSLD |
For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.