Supplements / Exploratory
Caffeine + L-Theanine (baseline pairing)
Best for: Cognitive performance
Dose & timing
- Dose
- About 1:2 caffeine to L-theanine (e.g. 100 mg caffeine + 200 mg L-theanine).
- Timing
- Morning only; cut caffeine 8–10 hours before bed.
- Review
- Reassess after 1 to 2 weeks.
- Forms
- coffee + suntheanine, 100 mg caffeine + 200 mg l-theanine
What this supplement is for
- Among the better-evidenced cognitive pairings: caffeine for activation, L-theanine to soften jitter.
- If you don't already have caffeine timing dialed in, fix that before adding focus-boosting supplements.
When the engine routes this to you
- If you flagged morning startup or focus stamina: studied for attention, accuracy, and perceived alertness.
What to look for in a product
- Preferred third-party verification: Third-party tested (COA).
- Common contamination risks: Mislabeling / identity.
- Form: Most users get this from coffee + standalone L-theanine. Pre-blended capsules are convenience, not necessity.
Talk to a clinician first
This is a supplement we won’t link to a specific product without clinician context. Frame as a baseline pairing before adding cognitive supplements; not a supplement per se.Once we offer clinician partner pathways, this is where they’ll appear.
If you’re working with a doctor or qualified practitioner, they can advise on dose, brand, and monitoring.
Your experience
If you’ve tried Caffeine + L-Theanine (baseline pairing), you can log how it went. This stays on your device — only you see it.
We frame these as personal experience, not medical claims. Self-reported subjective outcomes are influenced by placebo, regression to the mean, and parallel lifestyle changes. We’ll never present ratings as equivalent to RCT evidence.
Evidence sources
- Caffeine + L-theanine for attention (reviewed 2026-04-30)
- L-theanine for stress and anxiety: systematic review (reviewed 2026-04-30)
This page is informational. almavivo.com is not medical advice — talk to a qualified clinician before starting a new supplement, especially if you take prescription medication, are pregnant or breastfeeding, or have a chronic health condition.