All Supplements
Alpha-Lipoic Acid vs Vitamin B3 (Niacin)
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Alpha-Lipoic Acid
Vitamin B3 (Niacin)
Typical Dosage
300-600 mg daily in divided doses
14-16 mg daily
Best Form
R-Alpha-Lipoic Acid
Nicotinic acid (niacin)
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
Take on an empty stomach 30 minutes before meals for optimal absorption
With meals to minimise flushing
Alpha-Lipoic Acid Benefits
✓Antioxidant support and free radical scavenging
✓Blood sugar regulation and insulin sensitivity
✓Diabetic neuropathy symptom relief
✓Mitochondrial energy production
✓Cognitive function and neuroprotection
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, Alpha-Lipoic Acid 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 Alpha-Lipoic Acid if your primary goal is: antioxidant support and free radical scavenging. 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.