{"version":"1.0","type":"card","id":"31378c41-dd32-4bd1-9571-148ddc25b170","url":"https://stacklist.com/card/31378c41-dd32-4bd1-9571-148ddc25b170","title":"L-Theanine and Caffeine: Focus and Anxiety Insights","source_url":"https://ubiehealth.com/doctors-note/l-theanine-caffeine-focus-anxiety-neuro-science-4262q2","note":"L-theanine paired with caffeine delivers smoother focus and calmer energy than coffee alone, balancing stimulating and inhibitory neurotransmitters in the brain. This page provides evidence-based guidance on optimal dosages, safety considerations, and the growing interest among neurologists regarding ADHD support and neuroprotection.","image":{"url":"https://ucarecdn.com/6b3da347-637e-4674-87fb-4313282bbfe1/","alt":"L-Theanine and Caffeine: Focus and Anxiety Insights","width":1200,"height":630},"stack":{"id":"f10c6385-3fee-41ef-ae2d-bf52c42346a4","title":"Caffeine and L-Theanine: The Science","url":"https://stacklist.com/c/wellness/stack/f10c6385-3fee-41ef-ae2d-bf52c42346a4"},"created_at":"2026-08-30T18:38:48.553Z","updated_at":null,"aco":{"summary":"L-theanine combined with caffeine delivers smoother focus and calmer energy by balancing stimulating and inhibitory neurotransmitters, with clinical research confirming improvements in attention, reaction time, and reduced jitters. The article covers optimal dosages, safety considerations, and emerging neurologist interest in ADHD support and long-term neuroprotection.","tags":["l-theanine","caffeine","neuroscience","focus","anxiety","adhd","cognitive-enhancement"],"key_entities":[{"name":"L-Theanine","type":"concept","confidence":0.99},{"name":"Caffeine","type":"concept","confidence":0.99},{"name":"Yoshinori Abe","type":"person","confidence":0.9},{"name":"GABA","type":"concept","confidence":0.85},{"name":"ADHD","type":"concept","confidence":0.85},{"name":"Alpha brain waves","type":"concept","confidence":0.8},{"name":"Haskell","type":"person","confidence":0.75},{"name":"Nutritional Neuroscience","type":"organization","confidence":0.7},{"name":"Biological Psychology","type":"organization","confidence":0.7}],"classification":"reference","language":"en","confidence":0.85,"provenance":{"model":"claude-opus-4-6","tool":"@stacklist/mcp-server@2.0.0","confidence":0.85,"timestamp":"2026-08-30T18:39:03.141Z"},"token_counts":{"approximate":2516,"cl100k":2135},"content_hash":"sha256:517336e68805b4d2d0c58947a918d70a64aa0b31aae5682e9334e696ab969dea","acp_version":"0.2","body_available":true,"body_tokens":2516,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/31378c41-dd32-4bd1-9571-148ddc25b170.json","html":"https://stacklist.com/card/31378c41-dd32-4bd1-9571-148ddc25b170","md":"/api/public/card/31378c41-dd32-4bd1-9571-148ddc25b170.md","stack_json":"/api/public/stack/f10c6385-3fee-41ef-ae2d-bf52c42346a4.json"}}