Promotes Relaxation*

Life can be stressful and tiring. When you can’t find your calm, L-Theanine is here to help.* Our formula contains the researched ingredient Suntheanine® L-Theanine to promote relaxation.*

Over 50 Years of Quality

Helping you live your healthiest life is our passion. We enrich your wellness journey with high-quality supplements and obsess over quality so you don’t have to. For over 50 years, people just like you have trusted Nature’s Way for our insistence on quality and safety.


L-Theanine Directions and/or Dosage

Adults, take 1 capsule up to three times daily. For maximum support, take 2 capsules three times daily.


If you are pregnant, nursing, or taking any medications, consult a healthcare professional before use.

Keep out of reach of children.


Patient Support

There is no Patient Support information available for this product


  • A. L-theanine is an amino acid present in small quantities in black, oolong, and green teas. Research shows that L-theanine can help promote a restful, relaxed state without diminishing daytime alertness.* The L-theanine used in Enzymatic Therapy’s product is Suntheanine®, a patented form of L-theanine, that is a trademark of Taiyo International, Inc. Suntheanine is produced using an enzymatic method.

  • A. The effect of L-theanine on brain levels of serotonin in humans is still unclear. Animal studies completed to date have provided conflicting data. Until more research is completed, we recommend that persons taking antidepressant medications consult their healthcare practitioner before using L-theanine.

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