Red Bull Sugar Free 8.4 Fl Oz 4 Pack – Low-Calorie 5 Calorie Energy Drink for Keto and Calorie-Counting Diets
Red Bull Sugar Free 8.4 Fl Oz 4 Pack – Low-Calorie 5 Calorie Energy Drink for Keto and Calorie-Counting Diets
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Why you'll love it
- Only 5 calories per can fits low-carb, keto, and calorie-counting lifestyles
- Zero sugar avoids the energy spike-and-crash of sugary drinks
- Trusted global Red Bull brand lowers purchase risk vs unknown energy drink competitors
- B-group vitamins (B6, B12, niacin, pantothenate) add a perceived functional health angle
- Larger 12 fl oz can option delivers more caffeine per serving for higher-tolerance users
- Multi-pack 4-can and 8-can formats offer better per-unit value for daily drinkers
Perfect for
- Pre-workout energy boost without sugar crash
- Mid-afternoon energy reset during a long workday
- Fueling late-night study or exam prep sessions
- Sustained alertness during long drives or overnight shifts
- Keeping focus during marathon gaming or streaming sessions





Product Information
Red bull sugarfree: No sugars, just wings
Red bull sugarfree is red bull energy drink, but sugar free
Only 5 calories per each red bull sugarfree can of 8.4 fl ounce
Red bull sugarfree's formula contains high quality ingredients: caffeine, taurine, b group vitamins, aspartame & acesulfame k, alpine water
Case of four (4) 12 fl ounce red bull sugarfree cans
Always check can labels for most updated product ingredient values. Some values declared on labels may vary slightly depending on production locations
RED BULL GIVES YOU WINGS
Ingredients
Carbonated Water, Citric Acid, Taurine, Natural and Artificial Flavors, Sodium Bicarbonate (Baking Soda), Magnesium Carbonate, Colors, Caffeine, Sucralose, Xanthan Gum, Acesulfame K, Niacinamide, Pyridoxine Hcl (Vitamin B6), Calcium Pantothenate, Vitamin B12
Items Details
Frequently Asked Questions
How does only 5 calories per can actually fit into a keto or low-carb diet?
At 5 calories per 8.4 fl oz can and zero sugar, Red Bull Sugar Free sits well within the daily carb limits of most keto, low-carb, and calorie-counting plans, which is why it has become a go-to for macro trackers.
Are the B-vitamins actually meaningful or just label dressing?
The B6, B12, niacin, and pantothenic acid in each can contribute to normal energy-yielding metabolism and reduction of tiredness, so the B-vitamin claim is grounded in real nutritional function, not just marketing language.
Will aspartame and sucralose kick me out of ketosis?
Both sweeteners are widely regarded as non-impacting on insulin response and are generally considered keto-friendly, though individuals with extreme carb sensitivity should monitor their own response.
Is taurine safe to consume daily as part of my wellness routine?
Taurine is an amino acid naturally present in the body and commonly found in protein-rich foods. The amount in a standard energy drink is considered safe for healthy adults consuming moderate quantities daily.
How does this compare nutritionally to a black coffee for my morning ritual?
Black coffee has near-zero calories on its own, while Red Bull Sugar Free has 5 calories per can, but you also get taurine and a B-vitamin blend that black coffee does not provide, making them complementary rather than equivalent choices.
Is drinking one every day going to mess with my fasting window?
At 5 calories per can, most intermittent fasters consider it fast-safe, but stricter protocols that allow only water, black coffee, or plain tea may treat any caloric intake as a break in the fast.
Will the carbonation bloat me on a cut?
Some people experience temporary bloating from carbonation, especially during a caloric deficit. If that is a concern, let the can sit open for a minute or drink it slowly at room temperature.
Does the B12 actually help with the tiredness I feel on a low-calorie diet?
Vitamin B12 contributes to the reduction of tiredness and fatigue, so if your diet is restricting B12-rich foods, the B12 in Red Bull Sugar Free can help support normal energy levels.
Is this a cleaner option than a sugary pre-workout mix?
Compared to many pre-workout powders that include 20 to 40 grams of carbs, Red Bull Sugar Free is a much cleaner option at zero sugar, though it does not deliver the beta-alanine or creatine found in dedicated pre-workout supplements.
I am doing a dry month. Can I drink these?
Yes, Red Bull Sugar Free contains zero alcohol, so it is fully compatible with dry months, sober curiosity, or any alcohol-free lifestyle commitment.
I am cutting out aspartame. Is there a Red Bull option without it?
Red Bull Sugar Free uses aspartame along with acesulfame K and sucralose. If you want to avoid aspartame specifically, the regular Red Bull (which is sugar-sweetened) or the Red Bull Editions without aspartame are alternatives to consider.
Is it better to drink it cold or at room temperature for a workout?
Cold is generally easier on the stomach during high-intensity movement, but the functional ingredients work the same either way, so it really comes down to personal preference and your gym's amenities.
My doctor said to watch my caffeine. How much is in one can?
An 8.4 fl oz can contains about 80 mg of caffeine, and the 12 fl oz can contains around 114 mg. Always cross-reference this with your doctor's daily limit and your other caffeine sources.
How should I store Red Bull Sugar Free before opening?
Store unopened cans in a cool, dry place away from direct sunlight and extreme temperatures. Refrigeration before serving is optional but most consumers prefer it chilled for best taste.
What is the best way to serve it?
The most common approach is to chill the can in the refrigerator before opening, then crack the pull tab and drink directly from the can. Pouring over ice works as well, though the can is designed for single-serve on-the-go use.
How long do unopened cans stay fresh?
Aluminum cans have a long shelf life, and the exact best-by date is printed on the bottom of each can. Most cans remain well within their quality window for over a year from production.
Is this drink compatible with keto, low-carb, or diabetic-friendly diets?
Yes, with zero sugar and only 5 calories per 8.4 fl oz can, it is widely used by people on keto, low-carb, calorie-counting, and diabetic-friendly diets. If you have specific medical concerns, consult your doctor or dietitian.
Is this drink safe to mix with alcohol?
Health authorities and the manufacturer advise against mixing energy drinks with alcohol. Caffeine can mask the effects of alcohol and lead to overconsumption. Enjoy Red Bull Sugar Free on its own or as a non-alcoholic mixer alternative.
What is actually in the box when I order the 4-pack?
Each 4-pack contains four sealed Red Bull Sugar Free aluminum cans in your selected size (8.4 fl oz or 12 fl oz). The 8-pack (pack of 2 four-packs) is two of those cartons shipped together. Nothing else is needed to start drinking them.
Are there any safety concerns I should know about?
Red Bull Sugar Free is safe for healthy adults when consumed in moderation. Be aware of total daily caffeine intake from all sources, do not mix with alcohol, and consult a doctor if you are pregnant, nursing, have a heart condition, or are sensitive to caffeine or aspartame.
Will the caffeine affect my sleep if I drink it in the evening?
Yes, caffeine has a half-life of around 5 to 6 hours, so an evening can can disrupt sleep for most people. We recommend finishing your last can at least 6 hours before your planned bedtime.
What is the difference between Red Bull Sugar Free and regular Red Bull?
Both contain the same caffeine, taurine, and B-vitamin profile and use alpine water. The Sugar Free version uses aspartame, acesulfame K, and sucralose to deliver zero sugar and only 5 calories per 8.4 fl oz can, while the original Red Bull is sugar-sweetened with about 27 grams of sugar per can.

