Natural Factors Stress-Relax Suntheanine L-Theanine 125 mg, Non-Drowsy Stress Support for Mental Calmness and Relaxation, 60 Capsules

Price: $18.87
(as of Apr 08, 2026 13:03:38 UTC – Details)


Stress-Relax Suntheanine L-Theanine from Natural Factors provides fast-acting support for a relaxed and calm state of mind. Formulated with 125 mg of Suntheanine, a pure source of L-Theanine, which is thought to help increase alpha brain waves, which in turn support concentration, focus and relaxation. Stress-Relax Suntheanine L-Theanine is a safe and effective supplement to help you manage stress naturally.
Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 2.19 x 2.19 x 3.87 inches; 1.41 ounces
Item model number ‏ : ‎ 4830
Date First Available ‏ : ‎ November 16, 2007
Manufacturer ‏ : ‎ Natural Factors
ASIN ‏ : ‎ B0009MR3GS
Best Sellers Rank: #26,546 in Health & Household (See Top 100 in Health & Household) #63 in Branched Chain Amino Acids Nutritional Supplements
Customer Reviews: 4.6 4.6 out of 5 stars (375) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Non-drowsy peace of mind: Feel calm and stay sharp with help from 125 mg of natural L-theanine; Fast-acting support for physical and mental relaxation
Calm and focused: Promotes calmness and helps stimulate an overall sense of relaxation; Perfect for working through daytime stress and relaxing at night
Natural ingredients: Suntheanine is a pure source of L-Theanine, an amino acid found in green tea and processed for maximum calming effects
Two capsules: Take 1-2 times daily; Vegan, non-GMO, non-habit-forming and free of gluten and soy
Third-party certified: Independently tested for GMOs and over 700 contaminants using advanced technology such as mass spectrometry to ensure purity and potency