L-Theanine 200mg Capsules

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  • L-Theanine 200mg Capsules
  • L-Theanine 200mg Capsules
  • L-Theanine 200mg Capsules
  • L-Theanine 200mg Capsules


Hard Rhino L-Theanine capsules contain pure form powder with no unnecessary excipients or fillers packaged inside a vegetarian cellulose capsule.

L-Theanine is an amino acid commonly found in Green Tea leaves and derived from the leaves. This amino acid has shown to help with alertness, calming & soothing effects, and blocks the excess binding of Glutamic Acid to Glutamate receptors in the brain. L-Theanine has shown to have similar effects to caffeine without the negative effects of jitteryness, aniexty, or drowsiness. It is commonly used with Caffeine due to synergetic effects promoting alertness, focus, and calmness.

Directions & Allergens

Suggested Use: 

As a dietary supplement, take one serving (1 capsule), 1 - 2 times daily as needed, preferably on an empty stomach.

Other Ingredients:

Rice Flour (excipient), Vegetarian Cellulose (capsules), Magnesium Stearate (excipient), Silicon Dioxide (excipient).


This is a NON-GMO ingredient manufactured using organic starting ingredients.


This product contains no Soy, Dairy, Dairy byproducts, Eggs, Fish, Shellfish, Wheat, Gluten, Tree Nuts, or Sesame Seeds.


Store in a cool, dry place. Re-seal zipper immediately after use to preserve freshness.

Statements & Warnings

† These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure or prevent any diseases.

Keep out of the reach of children. Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/or taking prescription drug(s) or OTC medication(s). Always consult with a qualified health physician before taking any new dietary supplement.

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