Home Ingredients PurTea® (Organic Green Tea Caffeine — Applied Food Sciences)
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PurTea® (Organic Green Tea Caffeine — Applied Food Sciences)

Camellia sinensis
Evidence Level
Moderate
1 Clinical Trial
3 Documented Benefits
3/5 Evidence Score

PurTea® is an organic green tea (Camellia sinensis) extract from Applied Food Sciences, providing naturally sourced caffeine along with green tea catechins. It offers a clean-label, smoother source of caffeine for energy, with the antioxidant benefits of green tea polyphenols.

Studied Dose Commonly 100 to 200 mg of caffeine per serving.
Active Compound Organic green tea extract providing caffeine with catechins (EGCG) and a little L-theanine.

Benefits

Energy and alertness

Caffeine reliably increases alertness, focus, and perceived energy, here from a natural, organic green tea source.

Supported by Trial 1

Exercise performance

A meta-analysis confirmed caffeine improves endurance performance and time to exhaustion.

Supported by Trial 1

Antioxidant support

Green tea catechins add antioxidant activity, and the naturally present L-theanine can smooth caffeine's effect.

Mechanism of action

1

Adenosine blockade

Caffeine blocks adenosine receptors in the brain, reducing fatigue and increasing alertness.

2

Catechin antioxidants

Green tea catechins scavenge free radicals and support the body's antioxidant defenses.

Clinical trials

1
Caffeine and Endurance Performance — Meta-Analysis
PubMed

Systematic review and meta-analysis of caffeine intake on endurance performance. (Wang et al. 2022, Nutrients)

Adults across multiple trials.

Caffeine improved endurance performance and time to exhaustion versus placebo.

Side effects and drug interactions

Common Potential side effects

Can cause jitteriness, rapid heartbeat, or trouble sleeping.
Avoid late in the day if caffeine-sensitive.
Account for caffeine from all sources.

Important Drug interactions

Stimulant medications — additive effects; use caution.
Some antibiotics and antidepressants slow caffeine clearance.
Pregnancy — limit caffeine; consult a doctor.

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Frequently asked questions about PurTea® (Organic Green Tea Caffeine — Applied Food Sciences)

What is PurTea® (Organic Green Tea Caffeine — Applied Food Sciences)?

PurTea® is an organic green tea (Camellia sinensis) extract from Applied Food Sciences, providing naturally sourced caffeine along with green tea catechins. It offers a clean-label, smoother source of caffeine for energy, with the antioxidant benefits of green tea polyphenols.

What is the recommended dosage of PurTea® (Organic Green Tea Caffeine — Applied Food Sciences)?

The clinically studied dose for PurTea® (Organic Green Tea Caffeine — Applied Food Sciences) is Commonly 100 to 200 mg of caffeine per serving.. Always follow product labeling and consult a healthcare provider for personalized dosing recommendations.

What is PurTea® (Organic Green Tea Caffeine — Applied Food Sciences) used for?

PurTea® (Organic Green Tea Caffeine — Applied Food Sciences) is studied for energy and alertness, exercise performance, antioxidant support. Caffeine reliably increases alertness, focus, and perceived energy, here from a natural, organic green tea source.

Are there side effects from taking PurTea® (Organic Green Tea Caffeine — Applied Food Sciences)?

Reported potential side effects may include: Can cause jitteriness, rapid heartbeat, or trouble sleeping. Avoid late in the day if caffeine-sensitive. Always consult a healthcare provider before starting any new supplement, especially if you have underlying conditions or take medications.

Is PurTea® (Organic Green Tea Caffeine — Applied Food Sciences) safe to take?

Whether PurTea® (Organic Green Tea Caffeine — Applied Food Sciences) is safe depends on the dose, your overall health, and any medications you take. At studied doses, reported side effects can include: Can cause jitteriness, rapid heartbeat, or trouble sleeping. It may also interact with certain medications. PurTea® (Organic Green Tea Caffeine — Applied Food Sciences) is not suitable for everyone — consult a healthcare provider before use if you are pregnant or breastfeeding, have a medical condition, or take prescription medications.

References(1 citations)

Evidence ratings on NutraSmarts are based on the totality of human clinical research, with emphasis on randomized controlled trials, meta-analyses, and systematic reviews. The references below directly support claims made throughout this page.

  1. Wang Z, Qiu B, Gao J, et al. Effects of Caffeine Intake on Endurance Running Performance and Time to Exhaustion: A Systematic Review and Meta-Analysis. Nutrients. 2022;15(1)..PubMedUsed to support: Meta-analysis supporting energy and performance benefit of caffeine (the active in PurTea).