Celsius Zero Sugar Energy Drink

Common questions

Is Celsius Zero Sugar Energy Drink healthy?

Celsius Zero Sugar Energy Drink scores 64/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. Celsius energy drinks are one formulation across flavors — a sparkling water base with sucralose, caffeine, guarana, and added vitamins.

How processed is Celsius Zero Sugar Energy Drink?

Celsius Zero Sugar Energy Drink is NOVA Group 3: Processed Foods.

Which ingredients drive Celsius Zero Sugar Energy Drink's score?

In Scout's ingredient-by-ingredient analysis, Taurine counts in its favor; Natural Flavors is flagged as an ingredient of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Celsius Zero Sugar Energy Drink

Celsius
64 Fair

Analysis updated September 2026 · How Scout scores

$19.39 · 12 fl oz · pack of 12 · $0.13 / fluid ounce
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At a glance

Beneficial ingredients 1
Harmful ingredients 1
Owned by Celsius
Category Energy Drinks
Summary

Celsius energy drinks are one formulation across flavors — a sparkling water base with sucralose, caffeine, guarana, and added vitamins. All core Celsius flavor variants are standardized to the curated Celsius Energy Drink score; the distinct Essentials, On-The-Go powder, and Vibe sub-lines score separately.

Key ingredients 9

Taurine
Good

Taurine is an amino acid that supports neurological development and helps regulate water and mineral balance in the blood. It is often included in energy drinks for its potential to improve athletic performance. Taurine is naturally found in meat and fish and is considered safe in moderate amounts.

Benefits

May improve athletic performance and support neurological development.

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Carbonated Water
Neutral

Carbonated water is simply water that has been infused with carbon dioxide gas under pressure. It is a common base for many beverages and does not contribute any calories or nutrients. There are no significant health impacts associated with its consumption.

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Citric Acid
Neutral

Citric acid is a natural acid found in citrus fruits and is used as a preservative and flavor enhancer. It is generally recognized as safe when used in food products. However, excessive consumption can lead to dental erosion.

Risks

Excessive consumption may lead to dental erosion due to its acidic nature.

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Erythritol
Neutral

Erythritol is a sugar alcohol used as a low-calorie sweetener. It is absorbed in the small intestine and excreted unchanged, which minimizes its impact on blood sugar levels. It is generally well-tolerated but may cause digestive discomfort in large amounts.

Risks

May cause digestive discomfort such as bloating or gas when consumed in large amounts.

Benefits

Provides sweetness with minimal impact on blood sugar levels, making it suitable for diabetics.

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Sodium Citrate
Neutral

Sodium citrate is used as a buffering agent to control acidity in foods and beverages. It is generally recognized as safe and does not contribute any significant nutrients. It is a common ingredient in processed foods.

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Panax Ginseng Flavor
Neutral

Panax ginseng flavor is used to impart a ginseng-like taste, though it may not contain actual ginseng. The health benefits of ginseng are not applicable if the flavor does not include active ginseng compounds. It is primarily used for flavoring purposes.

L-Carnitine L-Tartrate
Neutral

L-Carnitine L-Tartrate is a form of carnitine that is often used in sports supplements for its potential to enhance recovery and reduce muscle soreness. While it is beneficial for athletes, its effects in energy drinks are less clear due to varying dosages. It is generally safe when consumed in recommended amounts.

Benefits

May enhance recovery and reduce muscle soreness in athletes.

See more about L-Carnitine L-Tartrate →
Caffeine
Neutral

Caffeine is a central nervous system stimulant that can improve alertness and concentration. It is commonly used in energy drinks to provide a temporary energy boost. However, excessive consumption can lead to negative side effects such as jitteriness and insomnia.

Risks

Excessive consumption can lead to jitteriness, insomnia, and increased heart rate.

Benefits

Improves alertness and concentration, providing a temporary energy boost.

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Natural Flavors
Bad

Natural flavors are complex mixtures created by flavorists to enhance taste, but their exact composition is often undisclosed. This lack of transparency can be concerning for consumers seeking to avoid certain additives. They are highly processed and can contain numerous chemical compounds.

Risks

Potential for undisclosed allergens or additives that some consumers may wish to avoid.

See more about Natural Flavors →

Processing

Group 3 · Processed

Processed Foods

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