{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/69c1494f3bbfcfe8db5c89b2/6a8c781e2fe0b9d0780d289c?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Why is everyone talking about L-Theanine?","description":"<p>877. L-theanine, an amino acid found in tea leaves, is having a moment with longevity enthusiasts and menopause influencers alike, promoted to calm anxiety, clear brain fog, improve sleep, and slow aging. But does the research hold up? In this episode, Monica breaks down what the studies on L-theanine actually show about attention, sleep quality, stress, and cellular aging, and why a cup of coffee or a short nap might do just as much for your focus.</p><p><br></p><p><strong>References</strong></p><p><a href=\"https://www.nature.com/articles/s41380-026-03727-9\" rel=\"noopener noreferrer\" target=\"_blank\">Cognitive and affective effects of L-Theanine: a systematic review and meta-analysis of 31 randomized trials | Molecular Psychiatry</a>&nbsp;</p><p><a href=\"https://www.sciencedirect.com/science/article/pii/S1087079225000292?via%3Dihub\" rel=\"noopener noreferrer\" target=\"_blank\">The effects of L-theanine consumption on sleep outcomes: A systematic review and meta-analysis - ScienceDirect</a>&nbsp;</p><p><a href=\"https://www.mdpi.com/2304-8158/14/2/221\" rel=\"noopener noreferrer\" target=\"_blank\">L-Theanine Extends the Lifespan of Caenorhabditis elegans by Reducing the End Products of Advanced Glycosylation</a>&nbsp;</p><p><a href=\"https://www.sciencedirect.com/science/article/pii/S0271531724001684\" rel=\"noopener noreferrer\" target=\"_blank\">l-theanine: From tea leaf to trending supplement – does the science match the hype for brain health and relaxation? - ScienceDirect</a>&nbsp;</p><p><br></p><p><strong>Related episodes</strong></p><p><a href=\"https://shows.acast.com/nutrition-diva/episodes/69c149641a160b44db9ccd93\" rel=\"noopener noreferrer\" target=\"_blank\">594 - How sleep affects weight gain</a></p><p><a href=\"https://shows.acast.com/nutrition-diva/episodes/69c149551a160b44db9cc907\" rel=\"noopener noreferrer\" target=\"_blank\">834 - The Truth About ‘Cortisol Belly’</a></p><p><a href=\"https://shows.acast.com/nutrition-diva/episodes/69c1495562f6c66afea66a09\" rel=\"noopener noreferrer\" target=\"_blank\">848 - Your questions about coffee and health</a></p><p><br></p>","author_name":"QuickAndDirtyTips.com, Monica Reinagel, MS, LDN"}