Caffeine
3,7-Dihydro-1,3,7-trimethyl-1H-purine-2,6-dione
Found in 1,043 products 5 forms available Trending for: focus enhancement, athletic performance, circadian rhythm
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Supplement Guide
Supplement Guide Robust evidence
Caffeine
A Sufi monk in 15th-century Yemen sips a bitter brew to outrun sleep; five centuries later, a medic chews a piece of gum that wakes the brain in minutes. The...
Synergy
Synergy Promising evidence
Calm Focus Unlocked: Kill The Jitters
Real but modest, short-term benefits with a "gas pedal + steering" effect; best for focused tasks, not all-day stimulation.
Understanding Caffeine
Reported benefits
→Supports energy and alertness
→Promotes improved focus
→Enhances athletic performance
→Supports mood and daytime energy
Dosage Guide
50mg
Low
100mg
Standard
200mg
Therapeutic
• Most products contain 50-100mg
• Therapeutic dose: 100-200mg
Forms & Absorption
Caffeine
Standard form
1788 products
Caffeine Citrate
Good absorption, may help constipation
187 products
Caffeine Matrix
Standard form
113 products
natural Caffeine
Standard form
76 products
Di-Caffeine Malate
Energy support, muscle recovery
72 products
Timing & Usage
Best taken:Before bed
With food:6% recommend empty stomach, 5% with food
Spacing:2+ hours from other minerals if applicable
