All Supplements
Vitamin A vs Alpha-Lipoic Acid
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Vitamin A
Alpha-Lipoic Acid
Typical Dosage
700–900 mcg RAE daily (adults)
300-600 mg daily in divided doses
Best Form
Retinyl Palmitate
R-Alpha-Lipoic Acid
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With food containing fat for optimal absorption
Take on an empty stomach 30 minutes before meals for optimal absorption
Vitamin A Benefits
✓Supports healthy vision and prevents night blindness
✓Enhances immune system function and disease resistance
✓Promotes skin health and reduces acne
✓Supports bone health and calcium absorption
✓Protects against age-related macular degeneration
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
Can You Take Both Together?
In most cases, Vitamin A and Alpha-Lipoic Acid 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 A if your primary goal is: supports healthy vision and prevents night blindness. Choose Alpha-Lipoic Acid if your primary goal is: antioxidant support and free radical scavenging. 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.