Starbucks · Protein Drinks · United States
Iced Protein Matcha Calories & Nutrition
A Grande Iced Protein Matcha from Starbucks has 260 calories, 31g protein, 25g carbs, 4.5g fat, 23g sugar and 65mg of caffeine.
Protein-Packed. Matcha Mood. With 36g of protein per grande, this smooth iced green tea latte blends our matcha with Protein-boosted Milk and classic syrup for a vibrant, sweet flavor.
Key facts
Calories
260 kcal
Protein
31g
Caffeine
65 mg
Sodium
135 mg
It ranks #9 of 19 protein drinks from lowest to highest calories, with 5% fewer calories than the category average of 273 kcal.
Add to the Starbucks calculatorIced Protein Matcha nutrition by size
Going from Venti to Tall saves 270 kcal.
Ingredients & allergens
Ingredients
MILK, ICE, PROTEIN POWDER [WHEY PROTEIN ISOLATE (MILK), SUNFLOWER LECITHIN], CLASSIC SYRUP [SUGAR, WATER, NATURAL FLAVORS, POTASSIUM SORBATE, CITRIC ACID], MATCHA [GROUND GREEN TEA]
Allergens shown in capitals as declared by Starbucks. Recipes change and items are made on shared equipment, so always check in store if you have an allergy.
Lower-calorie alternatives
Iced Protein Matcha: common questions
How many calories are in a Grande Iced Protein Matcha?
A Grande Iced Protein Matcha from Starbucks has 260 calories, 31g protein, 25g carbs, 4.5g fat, 23g sugar and 65mg of caffeine. That is 13% of the 2,000 kcal daily value for an average adult.
How many calories are in each size of Iced Protein Matcha?
Tall: 150 kcal; Grande: 260 kcal; Venti: 420 kcal.
How much caffeine is in Iced Protein Matcha?
A Grande has 65mg of caffeine, about 16% of the 400mg daily limit generally advised for healthy adults. By size: Tall 35mg, Grande 65mg, Venti 95mg.
How much sugar is in Iced Protein Matcha?
23g of total sugars.
Source: Starbucks US menu (starbucks.com/menu, ordering menu JSON used by the site) (retrieved 2026-10-16); Starbucks US product pages: "Full nutrition & ingredients list" (product JSON used by the site) (retrieved 2026-10-16; 264 products, URLs in scripts/data/starbucks-us/raw/manifest.json); Starbucks® At Home (athome.starbucks.com) product pages: Nutrition Facts and ingredients (retrieved 2026-10-16; 157 product pages, URLs in scripts/data/starbucks-us/athome/raw/manifest.json). Data checked 2026-10-16. Starbucks is a trademark of its owner; Fast Food Calc is independent and not affiliated with Starbucks.