All Supplements
Vitamin E vs Vitamin B3 (Niacin)
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Vitamin E
Vitamin B3 (Niacin)
Typical Dosage
15-30 mg (22-45 IU) daily for adults
14-16 mg daily
Best Form
Mixed Tocopherols
Nicotinic acid (niacin)
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With meals containing fat for optimal absorption
With meals to minimise flushing
Vitamin E Benefits
✓Antioxidant protection against free radicals
✓Supports cardiovascular health and blood flow
✓Enhances immune system function
✓Promotes skin health and wound healing
✓May support cognitive function and neurological health
Vitamin B3 (Niacin) Benefits
✓Energy production and metabolism
✓DNA repair and cellular health
✓Cardiovascular health and cholesterol support
✓Brain function and cognitive support
✓Skin health and nervous system function
Can You Take Both Together?
In most cases, Vitamin E and Vitamin B3 (Niacin) can be taken together safely. However, always check the interactions section of each supplement and consult a healthcare professional if you take medication.
Which Should You Choose?
Choose Vitamin E if your primary goal is: antioxidant protection against free radicals. Choose Vitamin B3 (Niacin) if your primary goal is: energy production and metabolism. Many people take both as they target different aspects of health.
Disclaimer: This comparison is for educational purposes only. Always consult a healthcare professional before starting any supplement.