SupppediaSupplement guides and finder

Product answer

L-theanine benefits: ingredient and goal context

L-Theanine Double Strength 200 mg is connected to Daily Maintenance. Benefits should be checked through the active ingredients, dose, label details, and whether the product fits your situation.

Limited evidence Medium safety attention Experience: Early

Quick answer

Start with the main ingredients, then check whether the dose and form match the goal you care about. L-Theanine Double Strength 200 mg should be compared by ingredient evidence and label fit, not by benefit claims alone.

What to check next

Main ingredients: L-Theanine · Connected goals: Daily Maintenance · Label serving: 1 capsule

Label Check

Last checked
2026-07-29
Next check
2026-08-28
Label confidence
Structured Source Review

Shown fields

Brand, Product Name, Category, Dosage Form, Serving Size, Ingredient Links, Dose Or Active Amount, Source Url

Can change

Price Per Serving, Availability, Servings Per Container, Label Warnings, Testing Claims

Check the current product label and safety warnings before buying or using this product.

Suggest an update

What to compare

L-Theanine Double Strength 200 mg is connected to Daily Maintenance. Benefits should be checked through the active ingredients, dose, label details, and whether the product fits your situation.

Product Context

L-Theanine Double Strength 200 mg is a L-Theanine product from NOW Foods. Label context includes Veg capsule, serving size 1 capsule, Price context: retailer price was not available at last check; retailer prices can change.

Safety and Uncertainty

  • Screen pregnancy, breastfeeding, medication use, and daytime drowsiness context.
  • Medication: Screen relevant medications before use.
  • Condition: Pregnancy, breastfeeding, chronic medical conditions, and unusual symptoms need professional guidance.
  • Allergy: Check active ingredient source, capsule, softgel, flavor, and excipient details.
  • Possible side effect: Digestive discomfort, drowsiness, or intolerance can occur depending on ingredient and user context.
  • Pregnancy/Breastfeeding: Ask a healthcare professional before use during pregnancy or breastfeeding.
  • Ingredient context: Screen pregnancy, breastfeeding, sedatives, blood pressure medication, and daytime sleepiness context.

Results and fit can vary. Check the label and safety notes before choosing.

Used this before?

If you have tried this product, a short optional check-in can help make future comparisons more useful.

Share a quick check-in