Zinc vs Niacin
Evidence-based comparison of Zinc and Niacin — absorption, dosage, safety, and which is best for your needs.
Zinc
Glucose metabolism / insulin sensitivity: Improves glucose uptake and insulin signaling; Thyroid support: Supports thyro
Full GuideDetailed Comparison
| Zinc | Niacin | |
|---|---|---|
| Category | Mineral | Vitamin |
| Mechanism | Glucose metabolism / insulin sensitivity: Improves glucose uptake and insulin signaling; Thyroid support: Supports thyro | Lipid modulation: Improves lipid profiles (LDL |
| Safety | Yes, too much zinc can be harmful. Signs of too much zinc include nausea , dizziness, headaches, upset stomach, vomiting, and loss of appetite. If you | 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 |
Which Should You Choose?
Zinc may be better if: Zinc is essential for immune function and many bodily processes. Most people can get adequate zinc from diet, but supplements may be needed for some groups.
Niacin may be better if: Lipid modulation: Improves lipid profiles (LDL