NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
Woman at home with a bottle of Mother Nature Organics N-Acetyl Cysteine capsules, 1 capsule daily, 120 servings
Mother Nature Organics N-Acetyl Cysteine capsules, 600 mg per serving, 120 vegetarian capsules
NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
N-Acetyl Cysteine capsules bottle, 600 mg, 1 capsule per serving, 120 servings, non-GMO
NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
Supplement Facts panel for Mother Nature Organics NAC Capsules
Professional Line · 600 mg or 900 mg · vegetarian capsules

NAC Capsules | N-Acetyl Cysteine 600mg & 900mg | Amino Acid Supplement

N-acetyl-L-cysteine (NAC), a form of the amino acid cysteine, in vegetarian capsules. Choose the 600 mg bottle (1 capsule per serving, 120 servings) or our higher-strength 900 mg bottle.

  • 600 mg N-acetyl-L-cysteine per capsule, 120 capsules
  • 900 mg higher-strength option
  • Vegetarian capsule; 3 other ingredients
  • Made in a GMP-certified facility

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  • 60-day guaranteeLove it or get your money back
  • Ships fastFree on orders $49+. Same business day before 12 PM PT (Mon–Fri; no Sat/Sun)
  • Vegetarian capsuleThree other ingredients
  • Made in the USAGMP registered facility, per the label
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  • 600 mg or 900 mg
  • Vegetarian capsule
  • Up to 120 servings
  • Professional Line
  • 60-day guarantee
Sound familiar?

A supplement label should be easy to read

You want to know what is in the bottle, how much, and what you are signing up for. Here is what we hear most, and how this bottle answers it.

“Which strength should I pick?”

Same NAC, two strengths. 600 mg is everyday; 900 mg gives more per capsule.

“What else is in the capsule?”

Three other ingredients, all listed: veggie capsule, microcrystalline cellulose, magnesium stearate.

“I don’t want a big routine.”

One capsule is one serving on the 600 mg label.

“I always forget to reorder.”

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What’s in it

What is NAC?

NAC (N-acetyl-L-cysteine) is a supplement form of cysteine, an amino acid the body uses to make proteins and glutathione. Cysteine is also found in protein foods such as poultry, eggs and legumes.

Our Professional Line NAC comes in two strengths in vegetarian capsules. The 600 mg bottle lists 1 capsule per serving and 120 servings.

NAC Capsules N-Acetyl Cysteine bottle — Mother Nature Organics
Made for real routines

Who is it for?

  • People who want NAC in a named strength
  • Shoppers who prefer one capsule a serving
  • Vegetarians (veggie capsule)
  • Anyone checking for a short ingredient list

Pregnant, nursing, taking medication (including nitroglycerin or blood thinners) or managing a medical condition? Please check with your healthcare provider before use.

Why people choose it

Why people choose NAC*

What you can check on the bottle, not promises about results.

Two strengths

600 mg or 900 mg per capsule.

One a serving

1 capsule per serving on the 600 mg label.

Short list

Three other ingredients.

Professional Line

Made in a GMP-certified facility.

Questions we hear most

NAC FAQ: Questions Answered Honestly

What is on the label, how to take it, safety notes and the downsides.This is a dietary supplement and we make no promises about results.

What is in NAC capsules?

N-acetyl-L-cysteine. The 600 mg bottle lists 600 mg per capsule, 120 servings, with veggie capsule, microcrystalline cellulose and magnesium stearate as other ingredients.

600 mg or 900 mg?

Same NAC in vegetarian capsules. The 900 mg bottle gives you more per capsule. Ask your provider which suits you.

How do I take it?

For the 600 mg bottle, the label suggests 1 capsule daily, or as directed by your health care provider. For 900 mg, follow your bottle.

Why does it smell?

NAC contains sulfur, so a mild sulfur smell is normal.

Is it vegetarian?

Yes, the capsule is vegetarian.

Who should check with a doctor first?

Anyone pregnant, nursing, taking medication or managing a medical condition.

What are the shipping, guarantee and subscription terms?

Standard shipping is free on US orders of $49 or more (flat $4.95 below that). Orders placed Monday to Friday before 12 PM PT ship the same business day; we do not ship on weekends. Every order has our 60-day money-back guarantee. Choose Subscribe and save above the Add to Cart button to save 15% and get deliveries every 1, 2, 3, 4 or 6 months; skip, pause or cancel any time from your account.

Easy daily routine

How to take NAC

Take 1 capsule

For the 600 mg bottle, the label suggests 1 capsule daily, or as directed by your health care provider.

Follow your bottle

The 900 mg bottle has its own directions; follow the label.

With water

Many people take it with a full glass of water.

Good to know

Honest expectations

This is a dietary supplement. Here is the plain version of what people ask us most.

Smell

NAC has a natural sulfur smell when you open the bottle. That is normal.

Medications

NAC can interact with some medicines, including nitroglycerin. Ask your pharmacist.

Stomach

Some people notice nausea or an upset stomach; taking it with food can help.

Any downsides?

It is not organic, and we don’t promise results. Our 60-day guarantee lets you decide.

Read all the NAC FAQs

Nothing to hide

Ingredients and label facts you can check

600 mg bottle
Serving size: 1 capsule
Servings per container: 120
N-Acetyl-L-Cysteine: 600 mg (Daily Value not established)
Other ingredients: veggie capsule, microcrystalline cellulose, magnesium stearate
900 mg bottle: see the label on your bottle for its serving and ingredients.

Transcribed from the label. If anything differs, the label on your bottle is the reference.

  • Amount per capsule. 600 mg or 900 mg.
  • Three other ingredients. On the 600 mg label.
  • Vegetarian capsule.
  • GMP-certified facility.
  • Vegetarian
  • Non-GMO
  • Gluten-free
  • Professional Line
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How to read any NAC label, and how ours does

Whichever brand you buy, these are the things worth checking on the bottle. Here is where ours stands, including the parts that are not a selling point.

Check the label forNAC
Form✓N-acetyl-L-cysteine
Amount per capsule✓600 mg or 900 mg
Servings (600 mg)✓120
Capsule type✓Vegetarian
Other ingredients (600 mg)✓Microcrystalline cellulose, magnesium stearate
Who makes it✓Mother Nature Organics, Austin, TX; GMP-certified facility
Our story

A founder-led brand since 2016

Mother Nature Organics is a founder-led brand, founded in 2016 by Kathy and Ed Sexton and based in Austin, Texas. Kathy is Peruvian, and her connection to Peru shaped the company from day one.NAC is part of our Professional Line, listed plainly so you can read exactly what is in the bottle.

Read our story  ·  Meet our farmers

Try it for 60 days. Love it or get your money back.

Every order is covered by our 60-day money-back guarantee. Free shipping on orders of $49 or more, and orders placed before 12 PM PT ship the same business day.

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*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Supplement Facts (text version)

600 mg bottle. The 900 mg bottle's label is not shown on the product page.

Supplement Facts
Serving size: 1 Capsule
Servings per container: 120
Amount per serving% DV
N-Acetyl-L-Cysteine600 mg†

†Daily Value not established.

Other ingredients: Veggie Capsule, Microcrystalline Cellulose, Magnesium Stearate

Transcribed from the product label. If anything differs, the label on your bottle is the reference.