# item.guide
Side-by-Side Comparison Coffee Roasts & Botanical Teas

Sencha (Japanese Green Tea) vs. Yerba Mate (Traditional South American Ilex)

Comparing 2 standards across 9 specifications. 9 key differences identified.

Comparing:
Sencha (Japanese Green Tea)
Yerba Mate (Traditional South American Ilex)

Sencha is unshaded, steamed green tea leaf (Camellia sinensis). Steeping 3g in 150ml water at 70–75°C for 60 seconds delivers a refreshing, grassy liquor with ~30mg caffeine per 100ml and rich EGCG catechins.

View full Sencha (Japanese Green Tea) spec sheet →

Yerba Mate is an infusion of dried leaves and stems of Ilex paraguariensis. Traditionally prepared in a calabash gourd with a metal bombilla at 70–80°C, it provides ~78mg caffeine per cup, theobromine, theophylline, and chlorogenic acid antioxidants.

View full Yerba Mate (Traditional South American Ilex) spec sheet →

Specification Comparison Table

9 Parameters
Parameter / Spec
Product Class
Steamed Unoxidized Infusion (0% Oxidation) South American Botanical Infusion (Aquifoliaceae)
Standard Brew Ratio (Leaf : Water)
3.0g leaf in 150ml water (1 : 50) 30–50g dry leaf in 200ml gourd (Gourd filled 2/3 full)
Brewing Water Temperature
70 – 75°C (158 – 167°F) 70 – 80°C (158 – 176°F / Boiling water destroys flavor)
Steeping Duration
60 Seconds (1st infusion), 30s (2nd infusion) Continuous sip-and-refill via metal bombilla straw
Caffeine Content (per 100ml)
~20 – 30 mg mg ~35 – 50 mg (Typical 500ml thermos session = ~150–250mg caffeine) mg
Oxidation Level
0% (Steam-inactivated polyphenol oxidase)
EGCG Catechin Content
~50 – 70 mg per 150ml cup mg
Active Methylxanthines
Caffeine (Stimulant), Theobromine (Vasodilator), Theophylline (Bronchodilator)
Total Polyphenol Content
~90 – 110 mg GAE / g (Higher antioxidant power than green tea)