Jarrow Formulas
Theanine 200 Extra Strength
84/100
SUPPIE SCORE
68/100
EFFICACY
High
SAFETY
92/100
CLEANLINESS
What Does Theanine 200 Extra Strength Do?
This is a simple, well-dosed L-theanine product at 200 mg per capsule. It’s a good straightforward option for relaxation support without extra stimulant or herbal ingredients.
Is Jarrow Formulas Theanine 200 suitable for daily use?
Can I take Theanine 200 with my evening routine?
Does this product contain any common allergens or animal ingredients?
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What Are the Benefits of Theanine 200 Extra Strength?
Based on proven scientific research
RelaxationStrong
StressModerate
SleepModerate
FocusMild
Good For:
What Are the Side Effects of Jarrow Formulas Theanine 200 Extra Strength?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•L-theanine is generally well tolerated at 200 mg, with a low risk of serious adverse effects for most healthy adults.
•It may cause mild drowsiness or lowered alertness in some people, especially if combined with other calming supplements or alcohol.
•Blood pressure effects are usually mild, but people using antihypertensive medications should be cautious and monitor for lightheadedness.
•Pregnancy and breastfeeding safety data are limited, so use only with clinician guidance.
•This formula is vegan and free from common major allergens listed on the label, including gluten, soy, dairy, egg, fish/shellfish, peanuts/tree nuts, and sesame.
Potential Side Effects
Negative Interactions
Allergens
None listed; free from gluten, soy, dairy, egg, fish/shellfish, peanuts/tree nuts, sesame
Inactive Ingredients
Vegetable capsule (veggie capsule)
Low RiskMicrocrystalline cellulose
Low RiskMagnesium stearate (vegetable source)
Low RiskSilicon dioxide
Low RiskCellulose
Low RiskWhat Are the Ingredients in Jarrow Formulas Theanine 200 Extra Strength?
L-Theanine
200 mg
vegetable capsule (veggie capsule)
microcrystalline cellulose
magnesium stearate (vegetable source)
silicon dioxide
Cellulose
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Dosage & Bioavailability
How the active doses and forms in Theanine 200 Extra Strength compare to the research.
•L-Theanine is listed at 200 mg per serving; without a source-specific reference range, dose adequacy cannot be graded.
•L-Theanine has no distinct chemical or delivery form stated, so no product-specific absorption advantage can be established.
Sources & References
No sources available
Frequently Asked Questions
Common questions about Jarrow Formulas Theanine 200 Extra Strength