Sports Research
L-Theanine Suntheanine 200 mg
88/100
SUPPIE SCORE
85/100
EFFICACY
Low
SAFETY
88/100
CLEANLINESS
What Does L-Theanine Suntheanine 200 mg Do?
This 200mg Suntheanine L-Theanine supplement offers excellent evidence-based stress and focus benefits with optimal dosing. Highly safe for adults, minimal interactions, and quality formulation make it a strong value choice.
What are the main benefits of L-Theanine for stress and anxiety?
How does Suntheanine compare to other forms of L-Theanine in terms of absorption?
What is the recommended dosage and timing for taking L-Theanine supplements?
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What Are the Benefits of L-Theanine Suntheanine 200 mg?
Based on proven scientific research
Stress ReductionStrong
Improved FocusModerate
Better Sleep QualityModerate
Anxiety ReliefStrong
Good For:
What Are the Side Effects of Sports Research L-Theanine Suntheanine 200 mg?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•L-Theanine at 200mg is well within safe daily limits (up to 1200mg/day) with no significant side effects reported in studies for healthy adults.
•Low risk of drug interactions; may enhance effects of sedatives or blood pressure medications—consult physician if on antihypertensives.
•Safe for most populations, but pregnant or breastfeeding women should avoid due to limited research on fetal effects.
•No known allergens in the formulation; however, gelatin in softgels may affect those with pork allergies.
•High-quality manufacturing by Sports Research with third-party testing reduces contamination risks.
•Long-term use appears safe based on clinical trials up to 8 weeks, but monitor for rare headaches or gastrointestinal upset.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Low Risk
Low Risk
Low Risk
What Are the Ingredients in Sports Research L-Theanine Suntheanine 200 mg?
L-Theanine (Suntheanine)
200 mg
Softgel capsule (gelatin, glycerin, purified water)
Organic extra virgin olive oil
Sunflower lecithin
Sources & References
Frequently Asked Questions
Common questions about Sports Research L-Theanine Suntheanine 200 mg