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NAC 600 mg

NOW
4.8
★ ★ ★ ★ ★
(43904 ratings)
Selenium 25 mcg
Molybdenum 50 mcg
Product Image
Score 80

A 600mg NAC supplement from NOW, fortified with L-Selenomethionine and Sodium Molybdate, designed to support antioxidant levels and general cellular health.

How scoring works
scaleQuantity:100 Capsule(s) • (100 servings)
track_changesGoals:
flag Detoxification
flag General Health
flag Immunity
flag Anti-Aging
flag Anti-Inflammatory Support
flag Hair Health
flag Nail Health
flag Skin Health

leaderboard Score 80

A 600mg NAC supplement from NOW, fortified with L-Selenomethionine and Sodium Molybdate, designed to support antioxidant levels and general cellular health.

How scoring works
Also available as 1 option
250 servings Selenium 25 mcg, Molybdenum 50 mcg • 250 Capsule(s) • 250 servings $17.00 ($0.06 per serving)
$12.70($0.12 per serving)
Daily Vita
$ 12.70
Walmart
$ 12.70
Pure Formulas
$ 13.08
Vitacost
$ 13.46
iHerb
$ 13.46
flagReport prices
psychologyAnalysis

This NOW brand product delivers 600 mg of N-Acetyl Cysteine per capsule, a compound that supports the body's natural antioxidant defenses by serving as a precursor to glutathione. It also includes the essential trace minerals Selenium (as L-Selenomethionine) and Molybdenum (as Sodium Molybdate).

This supplement is formulated to provide general support for cellular health, detoxification processes, and overall well-being. It is a practical choice for those seeking a foundational NAC supplement with added mineral benefits in a convenient 100-serving size.

thumb_upPros
  • Contains a standard and effective 600mg dose of NAC.
  • Includes L-Selenomethionine, a well-absorbed form of Selenium.
  • Reasonable price per serving for a 100-count bottle.
  • From a widely recognized and trusted brand.
  • Good for those who prefer a smaller quantity initially.
thumb_downCons
  • Molybdenum is in the less preferred Sodium Molybdate form.
  • Selenium dosage (25mcg) is on the lower side.
  • Price per serving is higher than the larger 250-count option from the same brand, offering less long-term value.
warningWarnings
  • NAC may cause mild gastrointestinal upset; taking it with food might help.
  • Consult with a healthcare professional before starting any new supplement, especially if you have existing health conditions.
  • A sulfur-like odor is normal for NAC and does not indicate spoilage of the product.
scienceNutrient quality
78 High impact

The L-Selenomethionine is a good choice for Selenium, but the Sodium Molybdate for Molybdenum could be improved for better absorption.

visibilityIngredient transparency
95 Highest impact

All ingredients, their forms, and exact quantities are clearly listed, providing excellent transparency to consumers.

workspace_premiumValue for money
85 Highest impact

Offers a good balance of ingredients, quantity, and a reasonable price, making it a solid value for those seeking general wellness support.

thumb_upCustomer satisfaction
90 Highest impact

The very high review count (over 43,000 across similar NOW NAC products) suggests widespread customer satisfaction and confidence.

storefrontBrand
75 High impact

NOW is a well-established and trusted brand in the supplement market, known for its extensive product line.

flagReport analysis
track_changesGoals
flagDetoxification
Impact
Highest effect
NAC supports glutathione, which is key for detoxification, and Molybdenum assists metabolic pathways, making it a good option for general detox support.
View goal →
flagGeneral Health
Impact
Highest effect
Provides essential NAC for antioxidant defense and vital trace minerals, contributing to a broad spectrum of bodily functions necessary for overall wellness.
View goal →
flagImmunity
Impact
Highest effect
NAC boosts glutathione which helps immune cells, and Selenium is vital for immune function, offering good general immune support.
View goal →
flagAnti-Inflammatory Support
Impact
High effect
NAC's role in glutathione production can help the body manage oxidative stress, which relates to inflammatory responses, offering moderate support.
View goal →
flagAnti-Aging
Impact
High effect
By supporting robust antioxidant systems, NAC and Selenium can help protect cells from oxidative damage associated with aging processes.
View goal →
flagHair Health
Impact
High effect
NAC provides sulfur and Selenium supports hair health, offering a foundational contribution, though not specifically potent for this goal on its own.
View goal →
flagNail Health
Impact
High effect
Similar to hair, the sulfur from NAC and Selenium contribute to nail integrity and strength, providing a baseline level of support.
View goal →
flagSkin Health
Impact
High effect
NAC contributes sulfur for collagen and acts as an antioxidant, with Selenium also playing a role in skin health and resilience.
View goal →
scienceIngredients
IngredientAmount per serving
Selenium
25 mcg
Molybdenum
50 mcg
NAC
600 mg
grain_off Gluten Free person Adults 18–50 Kosher free_breakfast Dairy Free
flagReport overview
Selenium 80
Provides Selenium in the L-Selenomethionine form, which is good for absorption, at a foundational 25mcg dose, contributing effectively to daily intake.
scienceView ingredientinventory_2View products
Molybdenum 65
Contains 50mcg of Molybdenum, but the Sodium Molybdate form is less optimal for bioavailability compared to chelates, which impacts its overall effectiveness.
scienceView ingredientinventory_2View products
inventory_2Alternative products
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4.8
★★★★★
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Super Selenium Complex 200 mcg & Vitamin E

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Moly-B

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NAC Detox Regulators

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LDA Trace Mineral Complex

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Selenium Synergy

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NAC 600 mg

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★★★★★
(43966 ratings)
This is a larger quantity version from the same brand, offering the identical product at a significantly lower price per serving, representing excellent value for consistent use.
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Selenium 100 mcg

Swanson
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If prioritizing the Selenium aspect for detoxification and general health, this focused supplement offers a very economical option at a considerably lower price per serving.
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88 Budget

Selenium Complex 200 mcg

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(7386 ratings)
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Other sellers (1)
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NAC N-Acetyl-L-Cysteine

Lake Avenue Nutrition
4.8
★★★★★
(10174 ratings)
Delivers a very similar blend of NAC, Selenium, and Molybdenum at a slightly higher price per serving but with a good quantity of 120 capsules, balancing cost and efficacy effectively.
Other sellers (0)
68 Value

Super Selenium Complex 200 mcg & Vitamin E

Life Extension
4.7
★★★★★
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Other sellers (1)
92 Value

Moly-B

Carlson
4.8
★★★★★
(1138 ratings)
Delivers a concentrated dose of Molybdenum, essential for several enzyme functions, at a very efficient price point, providing excellent value for targeted mineral support for detoxification.
Other sellers (1)
93 Performance

NAC Detox Regulators

Doctor's Best
4.8
★★★★★
(29835 ratings)
A direct competitor product offering the same key ingredients (NAC, Selenium, Molybdenum) with a notably higher analysis score, potentially indicating better perceived efficacy or mineral forms like SelenoExcell yeast.
Other sellers (1)
88 Performance

LDA Trace Mineral Complex

Klaire Labs
4.9
★★★★★
(18 ratings)
While it doesn't contain NAC, this product offers a highly comprehensive array of essential trace minerals, including well-absorbed forms of Selenium and Molybdenum, which can provide a broader base for detoxification and overall health goals.
Other sellers (0)
82 Performance

Selenium Synergy

Jarrow Formulas
4.8
★★★★★
(3343 ratings)
Provides a specific, well-regarded form of selenium along with added antioxidants like Vitamin E and glucoraphanin, offering enhanced support for the body's natural detoxification processes.
Other sellers (3)
flagReport alternatives

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