L-Theanine & Caffeine
SR Sports Research
Score 91
A premium L-Theanine and natural caffeine softgel, enhanced with MCTs for sustained focus and energy, offering excellent value and widespread positive feedback.
Score 91
A premium L-Theanine and natural caffeine softgel, enhanced with MCTs for sustained focus and energy, offering excellent value and widespread positive feedback.
Analysis
This product delivers a potent blend of 200mg L-Theanine, 100mg of PurCaf Caffeine (from green coffee), and 500mg of Medium Chain Triglycerides (MCTs) from coconut, all in a convenient softgel. The L-Theanine and caffeine work together to provide calm, focused energy, while MCTs are often included for additional sustained energy and cognitive support.
It's an excellent option for those who need a consistent boost in mental clarity, concentration, and energy throughout their day, without experiencing jitters or a crash. The softgel format can be appealing, and the inclusion of MCTs adds a unique benefit for brain fuel.
Pros
- Contains the effective L-Theanine and Caffeine combination (2:1 ratio)
- Includes PurCaf, a branded natural caffeine source (green coffee)
- Fortified with MCTs from coconut for sustained energy and cognitive support
- Softgel form may offer better absorption and user convenience
- Highly competitive price and exceptional customer satisfaction
Cons
- Caffeine content makes it unsuitable for evening use or for stimulant-sensitive individuals
- Contains calories and fat from MCTs, which some users might monitor
- Not for those seeking a single-ingredient L-Theanine product
Warnings
- Avoid taking close to bedtime to prevent sleep disturbances due to caffeine.
- Individuals sensitive to caffeine or MCTs should start with a half dose to assess tolerance.
- Consult a healthcare professional if you have underlying heart conditions or high blood pressure.
$22.95($0.38 per serving)
 Amazon | $ 22.95 | |
 iHerb | $ 22.97 | |
 Walmart | $ 24.45 |
Goals
Impact
Highest effect
This product is highly effective for energy, combining the direct stimulating effect of caffeine with L-Theanine for smooth, sustained alertness and MCTs for additional metabolic support. It offers a comprehensive energy solution.
Impact
Highest effect
This combination excels at promoting mental focus. Caffeine provides an immediate boost, L-Theanine refines and sustains that focus, and MCTs can support clear thinking, leading to heightened concentration.
Impact
Highest effect
This product is extremely effective for boosting productivity, providing sustained energy, enhanced mental focus, and reduced distractions. It supports efficient task completion over extended periods.
Impact
Highest effect
The synergistic blend of L-Theanine, caffeine, and MCTs works well for cognitive support, enhancing alertness, attention, and potentially mental processing. MCTs can offer an alternative brain fuel.
Impact
Highest effect
L-Theanine helps to smooth the effects of caffeine, which can contribute to a more balanced and positive mood. It helps prevent irritability that sometimes comes with stimulants.
Impact
High effect
While it contains caffeine, L-Theanine's presence helps to mitigate potential stress or jitteriness often associated with stimulants. It fosters a more calm and controlled energetic state.
Impact
High effect
By consistently supporting cognitive performance, alertness, and providing MCTs as brain fuel, this product indirectly contributes to an optimized environment for brain function. It helps maintain acute mental sharpness.
Impact
Lower effect
Caffeine can have a minor impact on metabolism, and MCTs are sometimes used in ketogenic contexts. However, this product is not primarily formulated for weight loss, and any effects would be secondary.
Impact
Situational effect
With its significant caffeine content, this product is designed for wakefulness and energy, making it unsuitable for sleep support. It should be avoided in the evenings.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Calories | 5 Calorie(s) |
Total Fat | 0.5 Gram(s) |
Medium Chain Triglycerides | 500 mg |
L-Theanine | 200 mg |
PurCaf Caffeine | 100 mg |
Theanine 90
Featuring 200mg of L-Theanine in a well-balanced formula with caffeine and MCTs, this product showcases a superior application of Theanine for synergistic benefits. It's a strong performer in the Theanine collection.
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