L-Theanine
Whole Foods L-Theanine is a single-ingredient supplement focused on cognitive support and relaxation. Each 1 capsule serving delivers 100mg of Suntheanine, a branded form of L-Theanine. Research suggests that L-Theanine at this dosage is often used to support relaxation without drowsiness and may promote a calm, focused state, making this ingredient clinically dosed. The product has a transparent label, listing only the active ingredient. It achieved an N+ Score of 65, earning a 'D' grade, placing it in the average tier. This supplement is ideal for individuals looking for a straightforward L-Theanine product at a commonly studied dosage to support mental calm.
About This Product
L-Theanine by Whole Foods is a sleep & recovery supplement containing 1 active ingredients. It has earned an N+ Score of 65/100 (Grade D).
This product features a fully transparent label with individual ingredient amounts disclosed, and key ingredients are present at clinically effective doses based on peer-reviewed research.
Notable clinical-dose ingredients include Suntheanine.
N+ Score Breakdown
Are key ingredients present at clinically effective doses based on research?
Does the product include all expected ingredients for its supplement category?
Are individual ingredient amounts clearly disclosed without proprietary blends?
Does the formula include a breadth of beneficial compounds from multiple pathways?
Strengths
- +Key ingredients at clinically effective doses
- +Fully transparent label with individual ingredient amounts disclosed
- +1 ingredient(s) at clinical dose levels
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (1 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Suntheanine | 100.000 mg | Optimal |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.



