✓ In your protocol
Focus

Energy Strips

Focused Flow. The most evidence-backed focus combination in supplement science.

$36.50/mo

Caffeine for alertness combined with L-Theanine for calm focus

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The Evidence

What the research says

Evidence strength: Strong (d=0.4-0.6 sustained attention)

d=0.4-0.6
Effect size for sustained attention
75mg + 200mg
Caffeine + L-Theanine ratio
30-60 min
Acute effect window

What we know

  • Caffeine + L-Theanine is the most widely studied acute focus combination
  • L-Theanine modulates caffeine's stimulatory effects, promoting calm alertness
  • Effects are measurable within 30-60 minutes via sustained attention tests
  • The 1:2.7 caffeine-to-theanine ratio used in clinical research

What we're still learning

  • Long-term cognitive benefits of regular use vs. as-needed dosing
  • Individual variation in caffeine metabolism affects optimal timing
  • Whether benefits persist beyond acute effects into lasting cognitive changes
  • Optimal dosing frequency for sustained attention improvement

How We Measure It

Your Pith Baseline tracks the domains this combination targets

🏹
Arrow Focus (Flanker)
Eriksen Flanker task measures attentional control. Caffeine + L-Theanine directly support the focused attention this task requires.
⚡
Quick Tap (Processing Speed)
Reaction time measurement. The acute alertness from this combination shows up in processing speed.
Your current scores
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Dosing & Timeline

What to expect

Recommended dose

1 strip, 30 min before focus work

Place a strip on your tongue and let it dissolve. Best taken 30 minutes before you need sustained focus.

When effects emerge

30 min 60 min

Unlike most supplements, this combination works acutely. Place a strip 30 minutes before you need to focus. Effects last 3-5 hours.

Safety Profile

What you should know

Contains 75mg caffeine, roughly equivalent to one cup of green tea. If you're caffeine-sensitive, start with half a strip. Avoid after 2pm to protect sleep quality.

Not recommended for those who avoid caffeine.

Consult your healthcare provider before starting any supplement program.

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*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult your healthcare provider before starting any supplement program.