All Supplements
Alpha-GPC vs Melatonin
Side-by-side comparison — benefits, dosage, forms, and research.
Feature
Alpha-GPC
Melatonin
Typical Dosage
300–600 mg per day
0.5–5 mg
Best Form
Capsule
Immediate release tablet
Key Benefits
6
5
Evidence Rating
★★★★
★★★★
Best Time
Split into 2–3 doses with meals; morning and afternoon optimal for cognitive benefits
30–60 minutes before bedtime
Alpha-GPC Benefits
✓Enhanced memory and recall
✓Improved focus and concentration
✓Increased mental clarity
✓Supports acetylcholine production
✓Promotes neuroplasticity and brain health
✓May improve athletic performance and muscle function
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, Alpha-GPC 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 Alpha-GPC if your primary goal is: enhanced memory and recall. 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.