Quick answer
Be cautious with Theanine 200 if you have relevant allergies, take medications that may interact with L-Theanine, are pregnant or breastfeeding, or have a medical condition affected by this supplement category.
What to check next
Allergy and sensitivity context · Medication and condition cautions · Ingredient list: L-Theanine
Label Check
- Last checked
- 2026-07-23
- Next check
- 2026-08-22
- Source
- Product label snapshot
- Label confidence
- Label check needed
Shown fields
Brand, Product Name, Category, Dosage Form, Serving Size, Ingredient Links, Safety Structure
Can change
Price Per Serving, Availability, Servings Per Container, Label Warnings, Testing Claims
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What to compare
Caution depends on allergies, medical conditions, medication use, pregnancy or breastfeeding, dose, and total intake.
Product Context
Theanine 200 is a Relaxation product from Jarrow Formulas. Label context includes Capsule, serving size 1 capsule, Price context: $0.31 per serving estimate at last check; retailer prices can change.
Ingredient and Goal Context
Connected ingredients: L-Theanine. Connected goals: Stress, Sleep.
Related question path
Follow the next useful question
Start with the question that brought you here, then check the ingredient, the related concern, and the product list.
Safety and Uncertainty
- Review label cautions and ingredient context before use.
- Medication: Check sedating medications, alcohol use, or other calming supplements before combining.
- Possible side effect: Drowsiness, headache, or lower alertness may occur for some users.
- Pregnancy/Breastfeeding: Pregnancy and breastfeeding safety data may be limited; ask a healthcare professional.
- 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.
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