All Supplements
Alpha-Lipoic Acid vs Vitamin B12
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Alpha-Lipoic Acid
Vitamin B12
Typical Dosage
300-600 mg daily in divided doses
500-1,000mcg daily
Best Form
R-Alpha-Lipoic Acid
Methylcobalamin
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
Take on an empty stomach 30 minutes before meals for optimal absorption
Morning — may be energising
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 B12 Benefits
✓Energy production
✓Nerve function and protection
✓Red blood cell formation
✓DNA synthesis
✓May reduce homocysteine levels
Can You Take Both Together?
In most cases, Alpha-Lipoic Acid and Vitamin B12 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 B12 if your primary goal is: energy production. 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.