L-Theanine

Suggested Use

Suggested use: As a dietary supplement; take 200 mg once or twice daily; or as directed by a physician.

• 

  BulkSupplements L-Theanine Powder

  BulkSupplements.com4.4(60)

  $20.97
• 

  BulkSupplements L-Theanine Capsules

  BulkSupplements.com4.5(51)

  $18.97
• 

  Theanine Green Tea Extract

  The Bulk Cart

  $19.00
• 

  Bulk L-Theanine 500 Grams - Highest Quality Ingredients - Bulk Supplements - Wholesale Ingredients - Bulk Ingredients - BoxNutra - Bulk Supplements -

  BoxNutra4.8(123)

  $38.40
• 

  L-Theanine

  PureBulk4.7(69)

  $11.95Lowest
• 

  L-theanine Powder

  Dolce Superfoods5.0(1)

  $28.85
• 

  Nootropics Depot L-Theanine Capsules

  Nootropics Depot4.5(15)

  $44.99
• 

  BOX Theanine

  BoxNutra4.8(123)

  $54.00

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• The Vitamin Shoppe

  4.7 (108)

  Vitamin & supplements store

  1936 South Rd, Poughkeepsie, NY 12601

  Directions(845) 296-0790

• Diesel Rx

  4.8 (20)

  Vitamin & supplements store

  Poughkeepsie Galleria Mall, 2001 South Rd, Poughkeepsie, NY 12601

  Directions(845) 632-2880

• Lifenotlabs

  5.0 (12)

  Vitamin & supplements store

  65 Hasbrouck Dr, Woodbourne, NY 12788

  Directions(917) 359-1165

• HOUSE OF NUTRITION

  5.0 (4)

  Vitamin & supplements store

  5 Collegeview Ave, Poughkeepsie, NY 12603

  Directions(845) 471-7712

• Foundation Vitamins & Sports Supplements

  Vitamin & supplements store

  730 South Dr, East Fishkill, NY 12533

  Directions(845) 288-1180

• Doc's Nutrition Depot

  5.0 (40)

  Vitamin & supplements store

  1054 Main St, Fishkill, NY 12524

  Directions(845) 897-0079

• GNC

  4.4 (43)

  Vitamin & supplements store

  413 NY-376, Hopewell Junction, NY 12533

  Directions(845) 223-5548

• The Vitamin Shoppe

  4.7 (123)

  Vitamin & supplements store

  1217 NY-300, Newburgh, NY 12550

  Directions(845) 567-1850

• Unlocking the potential of l‐α‐glycerylphosphorylcholine in the food industry: From safety approvals to market prospects

  J Cao, E Su - Comprehensive Reviews in Food Science and …, 2025 - Wiley Online Library

  … Neuro Boost Dropper Life Extension Oral liquid Huperzine A, l-theanine … biloba, Panax ginseng) and active compounds (omega-3, l-theanine) can be combined with l-α-GPC in these …

  20254 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2024-05-23. DSLD Label ID: 312274. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.