Nourish
Strips are the same-day piece. Research-aligned dose. No proprietary blends.
Focused Flow
Take before training. Log it and your strip days sit next to your trend.
At a glance
Research timeframe
same session
How long the published studies ran.
Studied dose
50mg caffeine + 30mg L-theanine
Doses match published research, not marketing.
Quality marker
Sublingual absorption · 15 min onset
No proprietary blends. No filler claims.
The coordinated program
Take one before training and log it. Your strip days appear next to your attention-task trend.
Strips are the same-day piece. Research-aligned dose. No proprietary blends.
15-minute daily cognitive sessions. Adaptive difficulty. The exercise side of cognitive wellness.
Your trend over weeks, with your supplement days beside it. Personal data, not population averages.
Full transparency
Every ingredient. Every dose. Nothing proprietary.
Supports alertness and focus by blocking adenosine receptors. Sublingual absorption provides faster onset than capsules.
Amino acid naturally found in tea. May modulate caffeine's edge for a cleaner focus profile.
Supports cellular energy metabolism and healthy nervous system function.
*These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.
How to use it
The strip dissolves in seconds. No water needed.
Sublingual absorption is faster than capsules. Effects typically peak within 30 minutes.
Run a Pith session and log the strip. Your strip days appear next to your training trend.
A dissolving strip combining 50mg caffeine with 30mg L-theanine for focused alertness. Caffeine is well-studied for its effects on attention and wakefulness. The strip format may provide faster absorption compared to capsules. Note: studies used higher doses than this product.
L-theanine, caffeine and their combination on cognition ↗
Note: studies used higher doses than this product
These studies examined the ingredient itself, not this specific product. Effect sizes vary across populations and study designs. Pith uses ingredient-level evidence to inform formulation, not to substantiate product-level claims.
Read our full research approachThe Pith program
Each supplement covers a different domain. Pair them based on what you want to track.
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Focused Flow
Same day
Cognitive Foundation
4-8 weeks
Steady Calm
2-4 weeks
Rest & Restore
1-2 weeks
2 supplements + the app from $69/mo. 3 supplements from $99/mo. Cancel anytime.
Common questions
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