Starbucks Green Tea — Nutrition & Caffeine
FDA-style nutrition facts, caffeine analysis, full ingredients, and sugar health context for every Starbucks green tea — matcha lattes to plain brewed, all values sourced and cited.
Starbucks Green Tea Nutrition
7 beverages · Grande (16 fl oz) · All values cited
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How to Order This
"Emperor's Clouds & Mist® Green Tea, Grande"
Est. 0 cal · 0g sugar · 16mg caffeine
Nutrition Facts
Serving Size Grande (16 fl oz)
% Daily Value*
* Percent Daily Values based on a 2,000 calorie diet.
How this value was determined
Base data from Starbucks.com.
Caffeine Content
Coffee Equiv.
0.2 cups
(vs 95mg/8oz)
Daily Limit
4%
(FDA: 400mg)
Brewed green tea bag. Starbucks lists 16 mg for Grande. USDA range 16–25 mg depending on steep time.
Pregnancy & Sensitivity
This drink is 8% of the ACOG pregnancy-safe limit (200mg/day). Generally considered safe during pregnancy for a single serving.
Caffeine vs Other Drinks
Green Tea Health Benefits
🧬 EGCG (Epigallocatechin Gallate)
Green tea's most powerful catechin. Studies link EGCG to antioxidant protection, metabolic support, and cardiovascular health. Matcha contains significantly more EGCG per serving than brewed tea because you consume the whole leaf.
Source: Weiss DJ, Anderton CR. Journal of Chromatography A, 2003
🧠 L-Theanine
An amino acid unique to tea that promotes calm focus. L-theanine modulates caffeine's effects, providing sustained alertness without jitters — often described as "calm energy." Matcha has ~2x the L-theanine of brewed green tea.
Source: Nobre AC et al. Nutritional Neuroscience, 2008
💛 Catechin Antioxidants
Green tea catechins (EGCG, EGC, ECG, EC) act as free-radical scavengers. The ORAC antioxidant capacity of matcha is estimated at 1,384 µmol TE/g — among the highest of any food tested by the USDA.
⚠️ Important Note
These benefits apply to green tea compounds generally. Starbucks matcha drinks contain added sugar and milk which offset some health benefits. For maximum antioxidant benefit, choose unsweetened brewed green tea or pure matcha.
What Should I Order?
Healthier Ordering Tips
Go with brewed green tea
Emperor's Clouds & Mist or Iced Green Tea: zero sugar, zero calories, natural caffeine. The healthiest options.
Swap to almond milk
In matcha lattes, switching from 2% to almond milk saves ~100 calories per Grande. Use the milk selector above to see exact numbers.
Ask for fewer matcha scoops
Each scoop adds ~5g sugar and ~27mg caffeine. Ask for 2 scoops instead of 3 to cut sugar by a third.
Skip the classic syrup
Matcha lattes come with classic syrup by default. Use the toggle above or ask for 'no classic' to save ~20 cal and 5g sugar.
Starbucks Green Tea Nutrition Overview
Starbucks offers seven distinct green tea beverages, ranging from zero-calorie brewed teas to 420-calorie blended Frappuccinos. The healthiest options are the brewed teas: Emperor's Clouds & Mist (hot) and Iced Green Tea (cold), both with zero calories and zero sugar.
The matcha-based drinks (Matcha Latte, Iced Matcha, Matcha Lemonade, Matcha Frappuccino) use Starbucks' proprietary matcha powder blend, which is pre-mixed with sugar. This is the primary reason matcha drinks have high sugar content even without added syrups.
Caffeine Content Explained
Caffeine in Starbucks green tea varies significantly by preparation method. Brewed green tea has 16–30 mg per Grande — about a quarter of a cup of coffee. Matcha drinks have 55–80 mg because matcha powder is consumed whole (you ingest the entire tea leaf), delivering more caffeine per gram than steeped tea.
A Grande Matcha Latte's 80 mg caffeine places it at 20% of the FDA's recommended 400 mg daily limit. By comparison, a Starbucks Caffè Latte has 150 mg and a Pike Place brewed coffee has 310 mg.
Why Caffeine & Nutrition Varies
Brewing method: Steep time (1–5 min) and water temperature (160–180°F) directly affect caffeine extraction in brewed teas. Longer steeps extract more caffeine.
Number of scoops: Matcha drinks use 2–3 scoops depending on the beverage. Each scoop adds ~27 mg caffeine and ~5g sugar.
Milk choice: Switching from 2% milk to almond or oat milk changes calories, fat, and protein. Non-dairy milks typically have fewer calories.
Add-ins: Classic syrup (default in matcha lattes) adds ~20 calories and 5g sugar. Whipped cream on Frappuccinos adds ~80 calories.
Frequently Asked Questions
How much caffeine is in a Starbucks matcha latte?
A Grande (16 fl oz) has approximately 80 mg of caffeine from 3 scoops of matcha powder (~27 mg each). That's about 20% of the FDA's 400 mg daily limit and roughly equivalent to 0.8 cups of coffee.
How much sugar is in Starbucks matcha?
A Grande hot Matcha Tea Latte has 32g of sugar (20g added). Starbucks' matcha powder is pre-blended with sugar (~5g per scoop). Even without classic syrup, the matcha itself adds ~15g of sugar. Additional sugar comes from milk and any added syrups.
Is Starbucks green tea healthy?
The brewed teas (Emperor's Clouds & Mist and Iced Green Tea) are genuinely healthy: zero calories, zero sugar, and modest caffeine. Matcha lattes have 190–240 cal and 28–32g sugar. The Frappuccino has 420 cal and 61g sugar — exceeding a Coke by 50%.
Does Emperor's Clouds & Mist have caffeine?
Yes, 16–25 mg per Grande. As a naturally caffeinated brewed green tea, it provides a gentle boost — about a quarter of a cup of coffee.
How can I reduce sugar in my matcha latte?
Ask for 'no classic syrup' (saves ~5g sugar), request 2 scoops instead of 3 (saves ~5g sugar), or switch to almond/oat milk. The lowest-sugar option is the brewed green tea at 0g.
What's the difference between Starbucks matcha and brewed green tea?
Brewed green tea is steeped leaves: 0 cal, 16–25 mg caffeine, 0g sugar. Matcha is ground tea powder mixed with milk and sugar: 190–240 cal, 55–80 mg caffeine, 28–32g sugar. Matcha has 3–4x more caffeine.
Does Starbucks matcha powder contain sugar?
Yes. The ingredients are: Sugar, Ground Japanese Green Tea. Sugar is the first ingredient. Each scoop has ~5g sugar, and a Grande latte uses 3 scoops, adding ~15g before any syrups or milk sugar.
How many calories are in Starbucks iced green tea?
Unsweetened Iced Green Tea has 0 calories. Iced Peach Green Tea has 60 cal. Iced Matcha Latte has 190 cal. Iced Matcha Lemonade has 120 cal. All Grande (16 fl oz).
Data Methodology & Sources
All nutrition values sourced from Starbucks.com official menu pages . Grande (16 fl oz) is used as the primary display size. Values shown reflect standard recipes with 2% milk where applicable.
Caffeine values cross-verified against fastfoodnutrition.org, CalorieKing, CarbManager, and USDA FoodData Central. Where minor discrepancies exist (±5 cal or ±2g sugar), Starbucks-official figures are used as primary.
Important: Matcha drinks use Starbucks' proprietary matcha blend where sugar is the first ingredient. Caffeine ranges for brewed teas account for natural variation in steep time and water temperature. Customizations (milk type, syrup, scoops) will alter nutritional values.