All Supplements
Glycine vs Tongkat Ali
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Glycine
Tongkat Ali
Typical Dosage
3-5g daily
200-300 mg daily of standardised extract (1-3% alkaloids)
Best Form
Powder
Standardised extract
Key Benefits
6
5
Evidence Rating
★★★★
★★★★
Best Time
Evening for sleep benefits; anytime for general health
With meals, divided into 1-2 doses
Glycine Benefits
✓Improves sleep quality and sleep onset
✓Supports collagen formation and joint health
✓Enhances cognitive function and memory
✓Reduces muscle wasting and supports muscle recovery
✓Promotes relaxation and reduces anxiety
✓Supports immune function
Tongkat Ali Benefits
✓May support healthy testosterone levels
✓Enhanced sexual function and libido
✓Increased energy and physical performance
✓Improved muscle strength and body composition
✓Reduced stress and cortisol levels
Can You Take Both Together?
In most cases, Glycine and Tongkat Ali 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 Glycine if your primary goal is: improves sleep quality and sleep onset. Choose Tongkat Ali if your primary goal is: may support healthy testosterone levels. 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.