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

Values per 100 g.
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.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 large (30 fl oz) | 38.1g | 38.1g | 0g | 160 |
| 100 g (3.5 oz) | 4.3g | 4.3g | 0g | 18 |
| 1 oz (28 g) | 1.2g | 1.2g | 0g | 5 |
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
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 18 |
| Total carbs | 4.3g |
| Net carbs | 4.3g |
| Fiber | 0g |
| Sugar | 4.3g |
| Sugar alcohols | 0g |
| Protein | 0g |
| Fat | 0g |
| Sodium | 3mg |
| Potassium | 0mg |
Source: Manufacturer-reported values (drinks). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
Log mcdonald's sweet tea (large) in one tap
Snap a photo and CarbMeNot's AI logs the carbs, protein, and fat automatically.
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.
Similar foods
CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.







