Nuun Zero Sugar

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Common questions

Is Nuun Zero Sugar healthy?

Nuun Zero Sugar scores 92/100 on Scout's independent analysis of ingredients, additives, and lab results — one of the stronger scores in Scout's catalog. This beverage features a clean ingredient list with minimal processing, primarily composed of natural components like olive oil and beet juice.

How processed is Nuun Zero Sugar?

Nuun Zero Sugar is NOVA Group 1: Unprocessed or Minimally Processed Foods.

Which ingredients drive Nuun Zero Sugar's score?

In Scout's ingredient-by-ingredient analysis, Sea Salt, Olive Oil count in its favor; Natural Flavor 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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Nuun Zero Sugar

Nuun
92 Excellent

Analysis updated September 2026 · How Scout scores

$17.55 · 40 count · $0.44 / count
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At a glance

Beneficial ingredients 2
Harmful ingredients 1
Owned by Nestlé
Category Hydration Drinks
Summary

This beverage features a clean ingredient list with minimal processing, primarily composed of natural components like olive oil and beet juice. The use of stevia as a sweetener is a positive choice, avoiding artificial sweeteners and excessive sugars. The presence of 'natural flavor' is a minor concern due to its lack of transparency, but overall, the product maintains a high standard of ingredient quality and minimal processing.

Key ingredients 12

Sea Salt
Good

Beneficial ingredient — whole-food or functional value in this product class.

Risks

Excessive consumption can lead to high blood pressure and cardiovascular issues.

Benefits

Contains trace minerals that may support overall health.

See more about Sea Salt →
Olive Oil
Good

Olive oil is a healthy fat known for its monounsaturated fatty acids and antioxidants. It is minimally processed and considered a high-quality oil. It supports heart health and has anti-inflammatory properties.

Benefits

Rich in monounsaturated fats that support heart health and provide anti-inflammatory properties.

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Citric Acid
Neutral

Citric acid is a natural preservative and flavor enhancer commonly found in citrus fruits. It is used to add a sour taste to foods and beverages. It is generally recognized as safe when consumed in moderate amounts.

Risks

Excessive consumption may lead to tooth enamel erosion.

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Tapioca Syrup Solids
Neutral

Tapioca syrup solids are derived from cassava root and used as a sweetener or thickener. They are minimally processed and considered a natural ingredient. They provide a source of carbohydrates but have no significant health benefits.

Risks

May contribute to increased blood sugar levels if consumed in large quantities.

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Sodium Bicarbonate
Neutral

Sodium bicarbonate, also known as baking soda, is used as a leavening agent and to regulate acidity. It is a common food additive with a long history of safe use. It can help neutralize stomach acid and relieve indigestion.

Risks

Excessive intake may lead to alkalosis or electrolyte imbalances.

Benefits

Can aid in digestion and act as an antacid.

See more about Sodium Bicarbonate →
Potassium Bicarbonate
Neutral

Potassium bicarbonate is used to regulate acidity and as a potassium supplement. It is a safe food additive when used appropriately. It helps maintain electrolyte balance in the body.

Risks

High doses may cause hyperkalemia, leading to heart and muscle issues.

Benefits

Provides potassium, which is essential for heart and muscle function.

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Calcium Bicarbonate
Neutral

Calcium bicarbonate is used to provide calcium and regulate acidity. It is a common dietary supplement for bone health. It helps maintain strong bones and teeth.

Risks

Excessive intake may lead to hypercalcemia, affecting kidney function.

Benefits

Provides calcium, essential for bone health and muscle function.

Magnesium Oxide
Neutral

Magnesium oxide is used as a magnesium supplement and to regulate acidity. It is a common form of magnesium in dietary supplements. It supports muscle and nerve function.

Risks

High doses can cause digestive issues such as diarrhea.

Benefits

Provides magnesium, important for muscle and nerve function.

See more about Magnesium Oxide →
Stevia Leaf Extract
Neutral

Stevia leaf extract is a natural, zero-calorie sweetener derived from the stevia plant. It is used as a sugar substitute without significant health concerns. It does not affect blood sugar levels.

Benefits

Provides sweetness without calories, beneficial for weight management.

See more about Stevia Leaf Extract →
Sodium Carbonate
Neutral

Sodium carbonate is used to regulate acidity and as a leavening agent. It is a common food additive with a long history of safe use. It helps maintain pH balance in foods.

Risks

Excessive intake may lead to alkalosis or electrolyte imbalances.

See more about Sodium Carbonate →
Beet Juice
Neutral

Beet juice is used for natural coloring and may provide some antioxidants. It is minimally processed and derived from beets. It can contribute to a natural red color in foods and beverages.

Benefits

May provide antioxidants and natural color without artificial additives.

Natural Flavor
Bad

Natural flavor is a catch-all term for flavoring agents derived from natural sources. It lacks transparency and can include a wide range of substances. The lack of specificity makes it difficult to assess safety and health impacts.

Risks

Potential for undisclosed additives or allergens.

See more about Natural Flavor →

Processing

Group 1 · Minimally processed

Unprocessed or Minimally Processed Foods

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