NAC N-acetyl-cysteine

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Common questions

Is NAC N-acetyl-cysteine healthy?

NAC N-acetyl-cysteine scores 78/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This supplement features N-acetyl-cysteine, a beneficial antioxidant known for supporting detoxification and immune function.

How processed is NAC N-acetyl-cysteine?

NAC N-acetyl-cysteine is NOVA Group 3: Processed Foods.

Which ingredients drive NAC N-acetyl-cysteine's score?

In Scout's ingredient-by-ingredient analysis, N-acetyl-cysteine counts in its favor. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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NAC N-acetyl-cysteine

78 Good

Analysis updated August 2026 · How Scout scores

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At a glance

Beneficial ingredients 1
Harmful ingredients 0
Category Immunity
Summary

This supplement features N-acetyl-cysteine, a beneficial antioxidant known for supporting detoxification and immune function. The formulation is simple with minimal additives, including only necessary anti-caking agents and a vegetable capsule shell, which contributes to a clean label and high ingredient quality. The absence of artificial sweeteners, dyes, or harmful preservatives further enhances its rating.

Key ingredients 4

N-acetyl-cysteine
Good

N-acetyl-cysteine is a powerful antioxidant that supports detoxification and immune function. It is a high-quality active ingredient commonly used to replenish glutathione levels in the body. Its role in reducing oxidative stress makes it beneficial for overall health.

Benefits

It helps in replenishing intracellular glutathione, a critical antioxidant in the body, and supports liver health.

Magnesium salts of fatty acids
Neutral

Magnesium salts of fatty acids are used as anti-caking agents to prevent clumping in supplements. They are generally recognized as safe and do not significantly impact health. Their presence is primarily functional, with no direct nutritional benefits.

Silicon dioxide
Neutral

Silicon dioxide is a common anti-caking agent used to maintain the free-flowing nature of powdered supplements. It is considered safe for consumption in small amounts. Its role is purely functional, with no direct health benefits.

See more about Silicon dioxide →
Hypromellose
Neutral

Hypromellose is used as a capsule shell material, providing a vegetarian alternative to gelatin. It is an inert substance that does not affect the nutritional profile of the supplement. Its primary function is to encapsulate the active ingredients.

See more about Hypromellose →

Processing

Group 3 · Processed

Processed Foods

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