Matcha: Antioxidant Power & L-Theanine Benefits
The science behind matcha's catechins, EGCG, and L-theanine for calm, focused energy
Matcha is a finely ground powder of specially grown green tea leaves. Unlike traditional tea where leaves are steeped and discarded, matcha is consumed whole, delivering the full spectrum of the leaf's nutrients, including powerful catechins, L-theanine, and a modest dose of caffeine. Les Cal's Pistachio Matcha protein harnesses these benefits in a delicious, convenient format.
What Is Matcha?
Matcha is made from shade-grown green tea leaves (Camellia sinensis) that are stone-ground into a fine powder. The shading process increases chlorophyll and amino acid content, particularly L-theanine. Because you consume the entire leaf, matcha provides significantly higher concentrations of antioxidants, catechins, and amino acids than regular green tea.
Les Cal uses premium matcha powder in its Pistachio Matcha formulations, delivering both the nutritional benefits of matcha and the complete protein profile of our multi-source plant blend.
Catechins & EGCG
Catechins are a type of polyphenol and the most powerful antioxidants in green tea. EGCG (epigallocatechin gallate) is the most abundant and biologically active catechin, making up about 60% of the catechins in matcha. Research shows EGCG:
- Neutralizes free radicals and protects cells from oxidative damage
- Supports metabolic function and healthy energy metabolism
- Promotes cardiovascular health by supporting healthy blood vessels
- May support skin health by protecting against UV-induced damage
L-Theanine & Caffeine: Calm Energy
L-theanine is an amino acid found almost exclusively in tea. It promotes alpha brain wave activity, the brain state associated with relaxed alertness and creativity. When combined with caffeine, L-theanine modulates caffeine's effects, providing:
- Calm, focused energy without the jitters of coffee
- Sustained alertness without the mid-afternoon crash
- Improved concentration and cognitive performance
- Stress reduction through alpha wave promotion
Health Benefits of Matcha
The combination of catechins, L-theanine, and chlorophyll in matcha provides a unique health profile:
- Antioxidant protection: ORAC value significantly higher than most fruits and vegetables
- Metabolic support: EGCG supports healthy energy metabolism
- Cardiovascular health: Supports healthy blood pressure and circulation
- Cognitive function: L-theanine + caffeine enhances focus and attention
- Skin vitality: Antioxidants protect against premature aging
Related Products

Pistachio Matcha 10 Bags (100 Sachets) : Lean Lifestyle
$490.00

Pistachio Matcha 12 Bags (120 Sachets) : Dream Body System
$588.00

Pistachio Matcha 6 Bags (60 Sachets) : Body Reset
$294.00

Pistachio Matcha 9 Bags (90 Sachets) : Body Sculpt
$441.00
Frequently Asked Questions
Scientific References
- Vargas-Mendoza N et al. Antioxidant and anti-inflammatory effects of matcha green tea. Journal of Functional Foods, 2019.
- Kochman J et al. Pharmacological activity of EGCG. Archives of Pharmacal Research, 2020.
- Dietz C et al. L-theanine and caffeine: Effects on cognition and mood. Nutritional Neuroscience, 2019.
- Suzuki T et al. Effects of matcha green tea on cognitive function and stress. Fukuoka Igaku Zasshi, 2018.