# item.guide

Matcha (Ceremonial Grade Green Tea)

Coffee Roasts & Botanical Teas · 8 specs

Direct Answer

Ceremonial matcha is stone-ground powdered shade-grown green tea leaves (Camellia sinensis). Per 100g powder, it provides roughly 300 kcal, 30.6g protein, 3,200mg caffeine, 5,000–6,500mg epigallocatechin gallate (EGCG), and 2,000mg L-theanine, whisked into 70–80°C water.

Source: Standard Tables of Food Composition in Japan / USDA · Last reviewed Aug 28, 2026

Specs

Product Class Whole Leaf Suspension (Shade-grown Tencha)
Standard Brew Ratio (Powder : Water) 2.0g powder in 70ml water (Usucha standard)
Brewing Water Temperature 70 – 80°C (158 – 176°F) (Prevents catechin bitterness)
Steeping Duration 0 min (Whisked mechanical suspension with bamboo chasen)
Grind Size Range 5 – 10 µm (Granite stone-ground micro-powder)
Caffeine Content (per 100ml) ~90 – 100 mg (2g bowl = ~64–70mg caffeine) mg
EGCG Catechin Concentration ~100 – 130 mg per 2g serving (Among the most concentrated dietary sources of EGCG) mg
L-Theanine Amino Acid ~40 – 50 mg per 2g serving (Induces alpha brainwaves) mg

L-Theanine & Caffeine Synergistic Focus

Shading tea plants for 3 weeks before harvest boosts L-theanine amino acids, which cross the blood-brain barrier to promote relaxing GABA and alpha brainwaves, smoothing out caffeine's stimulant jitters.

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