Burger King’s Impossible Whopper: Nutrition, Ingredients, and Health Insights
Compare a plant-based patty with beef for nutrition, flavor, and environmental impact.

Impossible Whopper: The Plant-Based Icon at Burger King
Plant-based meat alternatives have gained immense popularity in recent years, and Burger King’s Impossible Whopper stands as a flagship offering for those seeking an alternative to traditional beef burgers. The Impossible Whopper replaces beef with a patty made by Impossible Foods, designed to closely resemble the taste and texture of classic beef while being entirely plant-based.
What Is the Impossible Whopper?
The Impossible Whopper was first launched nationwide in partnership with Impossible Foods. It is nearly identical to the original Whopper in presentation and taste, featuring:
- A quarter-pound Impossible Burger patty
- Lettuce
- Tomato
- Pickles
- Sliced white onions
- Ketchup
- Mayonnaise
- Sesame seed bun
The only significant difference is the use of an Impossible Burger patty in place of the traditional flame-grilled beef patty.
Impossible Whopper Nutrition Facts
Understanding the nutritional profile of the Impossible Whopper is key for anyone seeking a plant-based fast-food option. Here’s a breakdown of its nutrition per sandwich:
Nutrient | Impossible Whopper |
---|---|
Calories | 630 |
Total Fat | 34 g |
Saturated Fat | 11 g |
Trans Fat | 0 g |
Cholesterol | 10–18 mg |
Sodium | 1080 mg |
Total Carbohydrates | 58–62 g |
Dietary Fiber | 4 g |
Sugar | 12 g |
Protein | 25 g |
Source: Burger King official nutrition, CalorieKing, CNET, FastFoodNutrition
Quick Calorie Breakdown
- 46% of calories come from fat
- 37% from carbohydrates
- 16% from protein
How Long Does It Take to Burn Off an Impossible Whopper?
- Swimming: approx. 53 minutes
- Jogging: approx. 72 minutes
- Cycling: approx. 96 minutes
- Walking: approx. 175 minutes
Estimates are based on average adult activity rates.
Impossible Whopper Ingredients
While Burger King publishes nutrition facts, the full ingredient list for the Impossible Whopper patty is found at Impossible Foods. The patty is composed of:
- Water
- Soy Protein Concentrate & Isolate
- Coconut Oil
- Sunflower Oil
- Natural Flavors
- Potato Protein
- Methylcellulose
- Yeast Extract
- Cultured Dextrose
- Food Starch Modified
- Soy Leghemoglobin (for ‘bleeding’ effect and meaty flavor)
- Salt
- Mixed Tocopherols (antioxidant)
- Vitamins & minerals: zinc gluconate, thiamine hydrochloride (B1), niacin, pyridoxine hydrochloride (B6), riboflavin (B2), vitamin B12
The rest of the sandwich includes standard Whopper toppings and a sesame seed bun.
Impossible Whopper vs. Traditional Whopper
Is the Impossible Whopper truly healthier than Burger King’s flagship beef Whopper? The answer is nuanced. For reference, here is a direct nutritional comparison:
Nutrient | Impossible Whopper | Regular Whopper |
---|---|---|
Calories | 630 | 660 |
Total Fat | 34 g | 40 g |
Saturated Fat | 11 g | 12 g |
Trans Fat | 0 g | 1.5 g |
Cholesterol | 10–18 mg | 90 mg |
Sodium | 1080 mg | 980 mg |
Total Carbohydrates | 58–62 g | 49 g |
Dietary Fiber | 4 g | 1–2 g |
Sugar | 12 g | 11 g |
Protein | 25 g | 28 g |
Key Differences:
- The Impossible Whopper has slightly fewer calories, less total fat, and dramatically less cholesterol than the regular Whopper.
- It contains higher sodium, more carbs, more fiber, and slightly less protein.
- Sugar content is nearly identical in both sandwiches.
Ingredients Comparison
- The regular Whopper uses a beef patty, while the Impossible Whopper’s patty is entirely plant-based.
- Both burgers include similar toppings and bun.
- The Impossible Burger patty uses soy leghemoglobin to mimic a meaty flavor and bleeding effect, while the beef patty is simply flame-grilled beef.
Is the Impossible Whopper a Healthier Choice?
Nutritional experts and fast-food watchdogs highlight several important considerations:
- Neither the regular nor Impossible Whopper is considered a truly healthy food; both are processed fast food options high in calories, sodium, and refined carbohydrates.
- The Impossible Whopper is lower in cholesterol and saturated fat than the beef Whopper, which may appeal to those seeking heart-health benefits or aiming to reduce animal-product intake.
- The plant-based patty has slightly less protein and higher carbs and sodium, which can impact certain dietary goals.
- Whether the Impossible Whopper is better for you may depend more on personal ethics and dietary preferences than on strict nutritional facts.
Nutritionist perspectives suggest that the best decision may be informed by your values—such as preferring plant-based foods, seeking environmental benefits, or managing cholesterol—rather than health alone. Neither burger is a significant source of vegetables or whole grains, and both contribute to processed food intake.
Flavor, Price, and Consumer Response
Burger King’s own taste tests revealed that many customers could not distinguish between the Impossible and regular Whopper, indicating a successful emulation of classic beef flavor and texture.
- The Impossible Whopper typically costs $1–$2 more than the regular Whopper.
- It is usually wrapped in a distinct “Impossible Whopper” wrapper.
Customer reviews are mixed. While plant-based advocates praise the Impossible Whopper, some skeptics note concerns about processed ingredients and long-term health effects of plant-based meat alternatives.
Environmental and Ethical Considerations
One driving factor behind the popularity of the Impossible Whopper is its environmental impact. Plant-based proteins such as the Impossible Burger generally use fewer natural resources (land, water, energy) and generate less greenhouse gas emissions compared to traditional livestock farming. For those seeking to reduce their ecological footprint or support more sustainable food systems, the Impossible Whopper represents a more environmentally conscious fast-food choice.
Weight Management Tools: Points and Diet Plans
- A Burger King Impossible Whopper earns 21 Weight Watchers Freestyle Points, 21 WW SmartPoints, and 18 WW PointsPlus—metrics calculated for diet-conscious consumers.
While lower in fat and cholesterol than its beef counterpart, its calorie and sodium levels mean the Impossible Whopper is moderate to high in Weight Watchers points.
Frequently Asked Questions (FAQs)
What makes the Impossible Whopper meat-like?
The Impossible Burger patty uses soy leghemoglobin, a plant-based molecule that mimics the taste, color, and ‘bleeding’ effect of animal-derived heme in beef.
Is the Impossible Whopper vegan?
Strictly speaking, the Impossible Whopper is not vegan as served, because it contains mayonnaise. Vegans may request no mayo or optionally no bun (as the bun may be made with dairy or eggs in certain locations).
Is the Impossible Whopper gluten-free?
No. The Impossible Whopper is served on a traditional sesame seed bun that contains wheat. The patty itself is gluten-free, but cross-contact may occur in fast-food kitchens.
Does the Impossible Whopper contain GMOs or allergens?
The Impossible Whopper’s patty contains soy and wheat products, which are common allergens. Ingredients may be genetically modified (GMO), as Impossible Foods uses GMO soy for sustainability and functional reasons.
How does it compare environmentally to regular beef burgers?
Plant-based burgers like the Impossible Whopper use significantly less land, water, and energy, and generate lower greenhouse gas emissions than their beef counterparts. Choosing plant-based can help reduce environmental impacts.
Where can you buy Impossible Burgers besides Burger King?
Impossible Burgers are now offered at many restaurant chains across the US and are available in grocery stores for home cooking and recipes.
Can I customize my Impossible Whopper order?
Yes. You can request no mayo for a vegan version, extra veggies, or omit buns/toppings as desired. Customization is available at most Burger King locations.
Summary Table: Impossible Whopper vs. Regular Beef Whopper
Nutrition | Impossible Whopper | Regular Whopper |
---|---|---|
Calories | 630 | 660 |
Fat (Total/Saturated) | 34 g / 11 g | 40 g / 12 g |
Cholesterol | 10–18 mg | 90 mg |
Sodium | 1080 mg | 980 mg |
Carbohydrates/Fiber | 58–62 g / 4 g | 49 g / 1–2 g |
Sugar | 12 g | 11 g |
Protein | 25 g | 28 g |
Final Considerations
- The Impossible Whopper offers a lower-fat, plant-based alternative with substantial protein and fiber compared to the standard beef Whopper.
- Consumers concerned with heart health, cholesterol, or sustainability may favor the Impossible Whopper, but processed nature, sodium, and calorie counts mean both burgers should be enjoyed in moderation.
- Your preference between beef and plant-based may depend as much on taste and values as on nutritional numbers.
If you enjoy the taste and embrace the environmental and ethical aspects, the Impossible Whopper is a milestone in fast food’s evolution towards wider dietary inclusion.
References
- https://www.menshealth.com/nutrition/a34221423/impossible-whopper-calories-nutrition-facts/
- https://www.calorieking.com/us/en/foods/f/calories-in-sandwiches-burgers-flame-grilled-impossible-whopper/orrF6lY5QTWX1K5uQHATBA
- https://www.cnet.com/health/nutrition/burger-king-impossible-whopper-ingredients-calories-where-to-buy-it/
- https://fastfoodnutrition.org/burger-king/impossible-whopper
- https://en.wikipedia.org/wiki/Impossible_Whopper
- http://originqa.bk.com/pdfs/nutrition.pdf
- https://foods.fatsecret.com/calories-nutrition/burger-king/impossible-whopper
- https://vegcharlottenc.com/2019/08/24/everything-you-need-to-know-about-the-impossible-whopper/
- https://www.mynetdiary.com/food/calories-in-impossible-whopper-no-mayo-by-burger-king-serving-22735576-0.html
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