Feature
Iodine
Melatonin
Typical Dosage
150 micrograms daily for adults
0.5–5 mg
Best Form
Potassium iodide
Immediate release tablet
Key Benefits
5
5
Evidence Rating
★★★★★
★★★★
Best Time
With meals to enhance absorption
30–60 minutes before bedtime
Iodine Benefits
✓Supports thyroid hormone production and function
✓Essential for cognitive development and brain health
✓Promotes healthy metabolic rate and energy levels
✓Supports reproductive health and foetal development
✓Aids immune system function and antioxidant defence
Melatonin Benefits
✓Improved sleep onset and quality
✓Jet lag reduction
✓Circadian rhythm regulation
✓Antioxidant protection
✓Shift work sleep disorder management
Can You Take Both Together?
In most cases, Iodine and Melatonin 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 Iodine if your primary goal is: supports thyroid hormone production and function. Choose Melatonin if your primary goal is: improved sleep onset and quality. 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.