Caffeine and L-Tyrosine
Tyrosine and caffeine are commonly stacked for sustained focus; tyrosine may offset the catecholamine depletion that follows caffeine's stimulant effect.
Caffeine
The world's most popular cognitive stimulant.
L-Tyrosine
The dopamine precursor that sharpens focus under stress.
Great to combine
These two are frequently stacked together; they complement each other and are commonly taken at the same time.
How to take them
Caffeine
- Dose
- 50–200 mg per dose
- Timing
- Earlier in the day; avoid within 8–10 hours of bedtime
L-Tyrosine
- Dose
- 500–2,000 mg taken 30–60 minutes before a stressful task or period of sleep deprivation
- Timing
- On an empty stomach, 30–60 min before the stressful event
Frequently asked
Can you take Caffeine and L-Tyrosine together?
Yes, they are commonly taken together. Tyrosine and caffeine are commonly stacked for sustained focus; tyrosine may offset the catecholamine depletion that follows caffeine's stimulant effect.
What's the best time to take Caffeine and L-Tyrosine?
Around the same time works well. Caffeine: Earlier in the day; avoid within 8–10 hours of bedtime. L-Tyrosine: On an empty stomach, 30–60 min before the stressful event.
How do Caffeine and L-Tyrosine interact?
Synergy: Work better together than alone. Tyrosine and caffeine are commonly stacked for sustained focus; tyrosine may offset the catecholamine depletion that follows caffeine's stimulant effect.
Related pairings
Caffeine + L-Theanine
The classic nootropic stack: L-theanine smooths caffeine's jitters while preserving the focus boost.
Caffeine + Creatine
Some early data hinted caffeine might blunt creatine's effects; evidence is mixed and any effect is likely minor.
Folate (B9) + L-Tyrosine
Methylation via folate is required to activate cofactors in catecholamine synthesis.
L-Theanine + L-Tyrosine
L-Theanine balances the arousal from tyrosine, creating a calmer, focused state.