Niacin vs Vitamin A
Evidence-based comparison of Niacin and Vitamin A — absorption, dosage, safety, and which is best for your needs.
Detailed Comparison
| Niacin | Vitamin A | |
|---|---|---|
| Category | Vitamin | Vitamin |
| Mechanism | Lipid modulation: Improves lipid profiles (LDL | Immune modulation: Regulates innate and adaptive immune responses |
| Safety | The niacin that food and beverages naturally contain is safe. However, dietary supplements with 30 mg or more of nicotinic acid can make the skin on y | Yes, high intakes of some forms of vitamin A can be harmful. Getting too much preformed vitamin A (usually from supplements or certain medicines) can |
Which Should You Choose?
Niacin may be better if: Lipid modulation: Improves lipid profiles (LDL
Vitamin A may be better if: Immune modulation: Regulates innate and adaptive immune responses