Carbs in McDonald's Sweet Tea (Large)

How many carbs are in mcdonald's sweet tea (large)?

McDonald's Sweet Tea (Large) has 4.3g net carbs per 100g — 4.3g total carbs minus 0g fiber — plus 0g protein, 0g fat, and 18 calories. 1 large (30 fl oz) works out to about 38.1g net carbs and 160 calories. That makes mcdonald's sweet tea (large) relatively low in net carbs and lower than the typical fast-food item, which averages about 26.5g net carbs per 100g. At this carb count, mcdonald's sweet tea (large) is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.

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Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

McDonald's Sweet Tea (Large)
4.3g
Net carbs
4.3g
Total carbs
0g
Fiber
0g
Protein
0g
Fat
18
Calories

Values per 100 g.

Is mcdonald's sweet tea (large) keto-friendly?

Yes, in moderation

Yes, mcdonald's sweet tea (large) can fit a keto diet in moderate portions. It has 4.3g net carbs per 100g (4.3g total carbs − 0g fiber). A typical serving — 1 large (30 fl oz) — is about 38.1g net carbs. On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other fast-food items and meals.

Carbs by serving size

ServingNet carbsTotal carbsCalories
1 large (30 fl oz)38.1g38.1g160
100 g (3.5 oz)4.3g4.3g18
1 oz (28 g)1.2g1.2g5

How many calories are in mcdonald's sweet tea (large)?

McDonald's Sweet Tea (Large) has 18 calories per 100g. 1 large (30 fl oz) has about 160 calories. That's alongside 0g protein, 0g fat, and 4.3g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories18
Total carbs4.3g
Net carbs4.3g
Fiber0g
Sugar4.3g
Sugar alcohols0g
Protein0g
Fat0g
Sodium3mg
Potassium0mg

Source: Manufacturer-reported values (drinks). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

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Frequently asked questions

How many carbs are in mcdonald's sweet tea (large)?
McDonald's Sweet Tea (Large) has 4.3g of total carbs and 4.3g of net carbs per 100 grams.
How many net carbs are in mcdonald's sweet tea (large)?
McDonald's Sweet Tea (Large) has 4.3g of net carbs per 100 grams (total carbs 4.3g minus 0g fiber).
Is mcdonald's sweet tea (large) keto-friendly?
Yes, mcdonald's sweet tea (large) can fit a keto diet in moderate portions. It has 4.3g net carbs per 100g (4.3g total carbs − 0g fiber). A typical serving — 1 large (30 fl oz) — is about 38.1g net carbs. On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other fast-food items and meals.
How many calories are in mcdonald's sweet tea (large)?
McDonald's Sweet Tea (Large) has 18 calories per 100 grams.
How many carbs are in 1 large (30 fl oz) of mcdonald's sweet tea (large)?
1 large (30 fl oz) of mcdonald's sweet tea (large) (887g) has about 38.1g net carbs, 38.1g total carbs, and 160 calories.

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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.