Food Groups
Ready & Packaged Foods12 ›Vegetables & Legumes12 ›Desserts & Confectionery8 ›Meat & Protein10 ›Grains & Bakery6 ›Beverages6 ›Milk & Dairy4 ›Natural & Other Foods14 ›Categories
Category
Canned & Jarred ProductsBrowse every food in this category.
Canned & Jarred ProductsSee all products →Category
Packaged Breakfast ProductsBrowse every food in this category.
Packaged Breakfast ProductsSee all products →Category
Other Packaged FoodsBrowse every food in this category.
Other Packaged FoodsSee all products →Category
Radishes & BrassicasBrowse every food in this category.
Radishes & BrassicasSee all products →Category
Ice Cream & Frozen DessertsBrowse every food in this category.
Ice Cream & Frozen DessertsSee all products →Category
Puddings & Cream DessertsBrowse every food in this category.
Puddings & Cream DessertsSee all products →Category
Plant Protein & TofuBrowse every food in this category.
Plant Protein & TofuSee all products →Category
Protein Products & PowdersBrowse every food in this category.
Protein Products & PowdersSee all products →Category
Other High-Protein FoodsBrowse every food in this category.
Other High-Protein FoodsSee all products →Category
Bread & Grain BakeryBrowse every food in this category.
Bread & Grain BakerySee all products →Category
Oats & Breakfast CerealsBrowse every food in this category.
Oats & Breakfast CerealsSee all products →Category
Wheat, Flour & BulgurBrowse every food in this category.
Wheat, Flour & BulgurSee all products →Category
Fruit & Vegetable JuicesBrowse every food in this category.
Fruit & Vegetable JuicesSee all products →Category
Water & Mineral WaterBrowse every food in this category.
Water & Mineral WaterSee all products →Category
Energy, Sports, Smoothie & OtherBrowse every food in this category.
Energy, Sports, Smoothie & OtherSee all products →Category
Yoghurt, Kefir & AyranBrowse every food in this category.
Yoghurt, Kefir & AyranSee all products →Category
Butter, Cream & OtherBrowse every food in this category.
Butter, Cream & OtherSee all products →Category
Other / Processed SeafoodBrowse every food in this category.
Other / Processed SeafoodSee all products →Category
Other / Dried FruitsBrowse every food in this category.
Other / Dried FruitsSee all products →Category
Herbs & Spice BlendsBrowse every food in this category.
Herbs & Spice BlendsSee all products →
☕️
Starbucks Flat White (Oat Milk) Calories
Oat milk, coffee, vegan alternative, low saturated fat
CALORIES
GI
POTASSIUM
FIBER
Starbucks Flat White (Oat Milk) Nutrition Facts
Selected: 100 g
48
KCAL / 100G
Carbs
7.2g
· 62%
Protein
0.9g
· 8%
Fat
1.6g
· 30%
Fiber
0.3g
Starbucks Flat White (Oat Milk) Vitamins & Minerals
Vitamins
B12
0.2µg · 8% DV
Biotin
1.5µg · 5% DV
B1
0.03mg · 3% DV
B2
0.04mg · 3% DV
Minerals
Calcium
120mg · 12% DV
Phosphorus
28mg · 4% DV
Selenium
1.5µg · 3% DV
Potassium ⭐
110mg · 3% DV
Starbucks Flat White (Oat Milk) Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Starbucks Flat White (Oat Milk) Processed?
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Starbucks Flat White (Oat Milk) Contain Allergens?
No known major allergens
Which Diets Is Starbucks Flat White (Oat Milk) Good For?
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
— Not suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Starbucks Flat White (Oat Milk) Fat Profile
SATURATED
0.2g
MONOUNSATURATED
0.5g
POLYUNSATURATED
0.3g
Omega 6:3 ratio 11.5:1
Above the ideal 4:1 (11.5:1).
Foods Similar to Starbucks Flat White (Oat Milk)
Starbucks Flat White (Oat Milk) — Frequently Asked Questions
Should a Starbucks Oat Milk Flat White be enjoyed hot or cold?
It is typically served hot, which brings out the espresso aroma and the creamy texture of oat milk. It can be chilled, but ice may dilute the drink.
Why can an oat milk Flat White taste sweeter than one made with dairy milk?
Oat milk often has a naturally sweeter perceived taste, and some products develop sugars during processing. It may therefore taste sweet even without added syrup.
Can a Starbucks Oat Milk Flat White replace breakfast?
Not on its own. It is unlikely to provide the protein and fibre needed for a filling, balanced breakfast, so pair it with a protein- and fibre-rich food such as eggs, yogurt, whole grains, or nuts.
Is an oat milk Flat White good before a workout?
For people who tolerate caffeine, coffee before training may support alertness and perceived performance. If it causes stomach discomfort, have it earlier rather than immediately before exercise and avoid trying it for the first time before an important workout.
Can an Oat Milk Flat White affect sleep if I drink it at night?
Yes. Its caffeine may make it harder to fall asleep or reduce sleep quality, especially in caffeine-sensitive people. Choosing it earlier in the day is usually a better option.
Is an Oat Milk Flat White automatically a healthy choice because it is vegan?
No. Vegan does not automatically mean a food or drink should be consumed without limits. This is a processed beverage, and the oat milk used and any added syrups can raise the overall sugar intake.
What is the main difference between an Oat Milk Flat White and filter coffee?
Filter coffee is a simpler coffee drink that is usually served without milk. An oat milk Flat White is espresso-based, creamier, and milder in texture because of the added oat milk.
Do I need to add syrup to an Oat Milk Flat White?
No. Oat milk's mild sweetness is enough for many people. Trying it without syrup first can help limit unnecessary added sweetness.
Who should be careful with a Starbucks Oat Milk Flat White?
People who are sensitive to caffeine, experience reflux or palpitations, or have trouble sleeping should pay attention to timing and serving size. Anyone with an oat allergy or sensitivity to other ingredients should check the product information.
Can I make an oat milk Flat White at home?
Yes. Combine espresso, or another strongly brewed coffee, with warmed and frothed barista-style oat milk. Oat milks labelled for baristas generally foam more reliably.
Have another question about Starbucks Flat White (Oat Milk)?
Ask the AI nutrition coach — calories, portions, alternatives and more, answered in seconds in the app.
Scan calories with your camera
Instant AI nutrition analysis
Nutrition data compiled from USDA FoodData Central and scientific sources.