Low-calorie Smoothie King options, ranked
Smoothie King publishes nutrition for 116 menu items. 23 are under 300 calories and 57 are under 500. The lightest real portion is Slim-N-Trim™ Strawberry (20 fl oz) (160 calories, 13 g protein), and the lightest with at least 20 g of protein is Slim-N-Trim™ Chocolate (20 fl oz) (210 calories, 20 g protein). Numbers are per serving from Smoothie King's own nutrition guide; open any item for the full breakdown.
Lightest real meals
Items of 150 calories or more with at least 15 g of protein, lightest first.
Slim-N-Trim™ Chocolate (20 fl oz)
per smoothie · 20g protein · 34g carbs · 3g fat
210 kcal
Gladiator® Chocolate (20 fl oz)
per smoothie · 45g protein · 5g carbs · 4g fat
220 kcal
Gladiator® Chocolate (32 fl oz)
per smoothie · 45g protein · 5g carbs · 4g fat
220 kcal
Gladiator® Chocolate (44 fl oz)
per smoothie · 45g protein · 5g carbs · 4g fat
220 kcal
Gladiator® Strawberry (20 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Strawberry (32 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Strawberry (44 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Vanilla (20 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Vanilla (32 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Vanilla (44 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Slim-N-Trim™ Vanilla (32 fl oz)
per smoothie · 19g protein · 46g carbs · 4g fat
250 kcal
The Activator® Recovery Strawberry Banana (20 fl oz)
per smoothie · 26g protein · 37g carbs · 3g fat
260 kcal
Under 300 calories
Everything, including sides, sauces and drinks, lightest first.
Slim-N-Trim™ Strawberry (20 fl oz)
per smoothie · 13g protein · 28g carbs · 3g fat
160 kcal
Slim-N-Trim™ Vanilla (20 fl oz)
per smoothie · 13g protein · 31g carbs · 3g fat
170 kcal
Pure Recharge® Strawberry (20 fl oz)
per smoothie · 7g protein · 43g carbs · 2g fat
190 kcal
Slim-N-Trim™ Chocolate (20 fl oz)
per smoothie · 20g protein · 34g carbs · 3g fat
210 kcal
Gladiator® Chocolate (20 fl oz)
per smoothie · 45g protein · 5g carbs · 4g fat
220 kcal
Gladiator® Chocolate (32 fl oz)
per smoothie · 45g protein · 5g carbs · 4g fat
220 kcal
Gladiator® Chocolate (44 fl oz)
per smoothie · 45g protein · 5g carbs · 4g fat
220 kcal
Gladiator® Strawberry (20 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Strawberry (32 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Strawberry (44 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Vanilla (20 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Vanilla (32 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Gladiator® Vanilla (44 fl oz)
per smoothie · 45g protein · 3g carbs · 3g fat
220 kcal
Slim-N-Trim™ Vanilla (32 fl oz)
per smoothie · 19g protein · 46g carbs · 4g fat
250 kcal
Slim-N-Trim™ Blueberry (20 fl oz)
per smoothie · 12g protein · 50g carbs · 3g fat
250 kcal
The Activator® Recovery Strawberry Banana (20 fl oz)
per smoothie · 26g protein · 37g carbs · 3g fat
260 kcal
Blueberry Heaven® (20 fl oz)
per smoothie · 6g protein · 58g carbs · 2g fat
260 kcal
Metabolism Boost® Strawberry Pineapple (20 fl oz)
per smoothie · 17g protein · 53g carbs · 3g fat
270 kcal
Island Impact® (20 fl oz)
per smoothie · 6g protein · 61g carbs · 2g fat
270 kcal
Vegan Mixed Berry (20 fl oz)
per smoothie · 12g protein · 54g carbs · 3g fat
280 kcal
Pure Recharge® Strawberry (32 fl oz)
per smoothie · 10g protein · 64g carbs · 3g fat
290 kcal
Banana Berry Treat® (20 fl oz)
per smoothie · 6g protein · 66g carbs · 2g fat
290 kcal
MangoFest™ (20 fl oz)
per smoothie · 2g protein · 71g carbs · 1g fat
290 kcal
300 to 500 calories
Gladiator® Chocolate Coffee (20 fl oz)
per smoothie · 46g protein · 26g carbs · 4g fat
300 kcal
Strawberry X-Treme® (20 fl oz)
per smoothie · 1g protein · 74g carbs · 1g fat
300 kcal
Coffee D-Lite™ Mocha (20 fl oz)
per smoothie · 14g protein · 56g carbs · 5g fat
320 kcal
Muscle Punch® (20 fl oz)
per smoothie · 8g protein · 72g carbs · 1g fat
320 kcal
Slim-N-Trim™ Chocolate (32 fl oz)
per smoothie · 31g protein · 52g carbs · 5g fat
330 kcal
Slim-N-Trim™ Vanilla (44 fl oz)
per smoothie · 25g protein · 61g carbs · 5g fat
330 kcal
High Protein Greek Yogurt Gut Health Strawberry Banana (20 fl oz)
per smoothie · 12g protein · 71g carbs · 2g fat
330 kcal
Immune Builder® Mixed Berry (20 fl oz)
per smoothie · 2g protein · 81g carbs · 1g fat
330 kcal
Gladiator® Chocolate Coffee (32 fl oz)
per smoothie · 46g protein · 36g carbs · 4g fat
340 kcal
Angel Food® (20 fl oz)
per smoothie · 5g protein · 82g carbs · 1g fat
350 kcal
Strawberry-Kiwi Breeze® (20 fl oz)
per smoothie · 3g protein · 85g carbs · 1g fat
360 kcal
Original High Protein Chocolate (20 fl oz)
per smoothie · 30g protein · 37g carbs · 13g fat
370 kcal
Coffee High Protein Vanilla (20 fl oz)
per smoothie · 30g protein · 37g carbs · 13g fat
370 kcal
Slim-N-Trim™ Blueberry (32 fl oz)
per smoothie · 19g protein · 75g carbs · 4g fat
370 kcal
Gladiator® Chocolate Coffee (44 fl oz)
per smoothie · 47g protein · 46g carbs · 4g fat
380 kcal
Pure Recharge® Strawberry (44 fl oz)
per smoothie · 13g protein · 85g carbs · 3g fat
380 kcal
Caribbean Way® (20 fl oz)
per smoothie · 2g protein · 97g carbs · 1g fat
390 kcal
Blueberry Heaven® (32 fl oz)
per smoothie · 9g protein · 89g carbs · 3g fat
400 kcal
Island Impact® (32 fl oz)
per smoothie · 9g protein · 91g carbs · 4g fat
400 kcal
Pineapple Surf® (20 fl oz)
per smoothie · 6g protein · 96g carbs · 2g fat
410 kcal
Slim-N-Trim™ Chocolate (44 fl oz)
per smoothie · 41g protein · 67g carbs · 6g fat
420 kcal
The Activator® Recovery Strawberry Banana (32 fl oz)
per smoothie · 40g protein · 61g carbs · 4g fat
420 kcal
Metabolism Boost® Strawberry Pineapple (32 fl oz)
per smoothie · 25g protein · 81g carbs · 4g fat
420 kcal
Keto Champ™ Chocolate (20 fl oz)
per smoothie · 24g protein · 19g carbs · 33g fat
420 kcal
Power Punch Plus® (32 fl oz)
per smoothie · 21g protein · 96g carbs · 4g fat
420 kcal
Vegan Mixed Berry (32 fl oz)
per smoothie · 18g protein · 82g carbs · 5g fat
430 kcal
MangoFest™ (32 fl oz)
per smoothie · 3g protein · 106g carbs · 2g fat
430 kcal
High Protein Greek Yogurt Honey Berry Bowl
per bowl · 32g protein · 61g carbs · 9g fat
440 kcal
Banana Boat® (20 fl oz)
per smoothie · 10g protein · 91g carbs · 5g fat
440 kcal
Banana Berry Treat® (32 fl oz)
per smoothie · 10g protein · 101g carbs · 3g fat
440 kcal
Strawberry X-Treme® (32 fl oz)
per smoothie · 2g protein · 111g carbs · 1g fat
450 kcal
Muscle Punch® (32 fl oz)
per smoothie · 14g protein · 103g carbs · 2g fat
470 kcal
Coffee D-Lite™ Mocha (32 fl oz)
per smoothie · 21g protein · 84g carbs · 7g fat
480 kcal
Immune Builder® Mixed Berry (32 fl oz)
per smoothie · 3g protein · 119g carbs · 1g fat
490 kcal
Questions people ask
What is the lowest-calorie item at Smoothie King?
Slim-N-Trim™ Strawberry (20 fl oz) at 160 calories per smoothie. The lightest item that's a full portion (150 calories or more) is Slim-N-Trim™ Strawberry (20 fl oz) (160 calories, 13 g protein).
How many Smoothie King items are under 500 calories?
57 of the 116 items Smoothie King publishes nutrition for, and 23 are under 300.
What's the lowest-calorie Smoothie King order with real protein?
Slim-N-Trim™ Chocolate (20 fl oz) (210 calories, 20 g protein) is the lightest item with at least 20 g of protein.
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