{"product_id":"l-theanine-with-suntheanine-150mg-90-vcaps","title":"L-Theanine with Suntheanine, 150mg - 90 vcaps","description":"What is Doctor's Best L-Theanine with Suntheanine?Doctor's Best L-Theanine with Suntheanine is a patented form of the amino acid L-theanine. L-theanine is an amino acid found in green tea that is responsible for the relaxation-inducing effect of tea consumption. L-Theanine with Suntheanine has been shown to promote an alert state of relaxation. This is characterized by an increase in alpha brain waves (signifying a relaxed, alert state) and a decrease in beta brain waves (signifying an awake, excited state of mind). L-Theanine with Suntheanine may improve sleep quality, enhance mental acuity and soothe away tension and nervousness.\r\nWhy should I take Doctor's Best L-Theanine with Suntheanine?Doctor's Best L-Theanine with Suntheanine contains 100% Suntheanine and is best known for its unique ability to promote relaxation without causing drowsiness. L-theanine is one of green tea's natural health-promoting compounds. It is the ingredient that is responsible for both the taste and the relaxing effects of green tea. Research shows that supplemental L-theanine crosses the blood-brain barrier within 30 minutes of intake and thus is able to exert its effects directly on the brain.","brand":"Doctor's Best","offers":[{"title":"Default Title","offer_id":55531618763128,"sku":"P30621","price":22.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0047\/2055\/8129\/files\/image_2026-03-06_69aa9d1441e7f_a4b037fb-2799-4540-bcf7-8890e3055971.jpg?v=1788443126","url":"https:\/\/www.libertysupplements.co.uk\/products\/l-theanine-with-suntheanine-150mg-90-vcaps","provider":"Liberty Supplements","version":"1.0","type":"link"}