All Supplements
Green Tea Extract vs Vitamin B12
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Green Tea Extract
Vitamin B12
Typical Dosage
300–400 mg daily
500-1,000mcg daily
Best Form
Standardised extract (EGCG)
Methylcobalamin
Key Benefits
5
5
Evidence Rating
★★★★
★★★★
Best Time
With meals to enhance absorption and reduce gastric irritation
Morning — may be energising
Green Tea Extract Benefits
✓Antioxidant support
✓Metabolic function
✓Cognitive performance
✓Cardiovascular health
✓Thermogenesis
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, Green Tea Extract 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 Green Tea Extract if your primary goal is: antioxidant support. 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.