Nac 1200mg
Worth a lookShows low returns (0.0%), but a small market ($61K/yr) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible13.4%search→purchase rate — share of searches ending in a sale
Avg price
Great$19.08avg listing price — sweet spot $15–$100
Price range
Great$9.65–$53.64cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Good61%top-5 brand share — brands hold most of the demand
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad4,186.59avg incumbent reviews — the moat a new listing must climb
Growth
Bad-13.1%90-day search growth — must beat 0% to launch
Market size
Bad$61K$61K/yr · 24K searches
Is nac 1200mg profitable on Amazon?
According to Flapen's Amazon United States niche tracking, nac 1200mg is a $61K/yr Amazon United States market (24K searches/yr). The top 5 brands hold 61% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
nac 1200mg market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 3K–3K
- avg 100–250/product
- Revenue / yr
- $48K–$57K
- units × avg price
- Conversion rate
- 13.4%
- Avg BSR
- #131
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 82%
- Out of stock
- 5.3%
- Avg brand age
- 58 months
- Avg seller age
- 183 days
Competition: brands, sellers & click share
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.Brands
15 rising
Sellers
48
Top-5 brand share
61%
Top 20: 100%
Top-5 click share
58%
Top 20: 100%
Open market
33%
- Horbäach29%
- NOW Foods10%
- Nutricost9%
- NatureBell7%
- Pure Encapsulations6%
- NUTRAHARMONY6%
nac 1200mg demand & seasonality
Weekly Amazon search volume, last 21 weeks — -13.1% search growth over the last 90 days.Top nac 1200mg search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- nac 1200mg11K/yr
- n-acetylcysteine nac 1200mg5K/yr
- nac supplement 1200 mg4K/yr
- nac 12004K/yr
Top nac 1200mg products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Horbach NAC N-Acetyl Cysteine Supplement 1200mg | 250 Powder Capsules
Horbäach$20.094.5★2,219 rev
Nutricost N-Acetyl L-Cysteine (NAC) 600mg 180 Capsules
Nutricost$15.754.6★14,257 rev
NatureBell NAC 1 200mg with Quercetin - 240 Capsules - N-Acetyl Cysteine - Antioxidant Supplement for Cellular Health - Supports Liver Lung & Immune Function* - 3rd Party Tested
NatureBell$21.904.6★1,519 rev
NOW Foods Supplements NAC (N-Acetyl-Cysteine) 1 000 mg Free Radical Protection* 120 Tablets
NOW Foods$18.364.6★14,857 rev
NAC Supplement | Selenium | B6 | B12 - Antioxidant Immune Support - N Acetyl Cysteine 600 mg per Capsule 1200 mg per Serving - Lab Tested - Non-GMO Gluten-Free Vegan - 120 caps 2 Month Supply
NUTRAHARMONY$19.554.6★1,422 rev
Newest
by launch date
Micro Ingredients NAC with NAD+ 240 Vegetarian Capsules | 1 200 mg Per Serving | 2-in-1 N-Acetyl-L-Cysteine with Nicotinamide Adenine Dinucleotide | Non-GMO cGMP Manufactured
Micro Ingredients$20.50145 rev
NAC Supplement N-Acetyl Cysteine | High Absorption NAC 1200mg Softgels for Liver & Kidney Detox Immune Support & Antioxidants | Vegan Capsules | 2 Month Supply | Non-GMO | Gluten Free | 120 Count
JINGYAT$10.74186 rev
NAC Supplement - 1200mg Per Serving N-Acetyl-L-Cysteine - Free-Form NAC is a Powerful Antioxidant for Daily Immune Liver & Respiratory Support - Vegan Gluten Free Bottled in USA - 120 Capsules
Nature's Nutrition$10.4692 rev
NAC Supplement - 1200mg per Serving N-Acetyl-L-Cysteine Optimal Absorption Immune Support with Powerful Antioxidants - Respiratory & Liver Health Support - Gluten Free Bottled in USA - 120 Capsules
Hello Lovely!$10.18107 rev
NAC Supplement - 1200mg Per Serving N-Acetyl-L-Cysteine - Free-Form NAC is a Powerful Antioxidant for Daily Immune Liver & Respiratory Support - Vegan Gluten Free Bottled in USA - 120 Capsules
Nature's Peak$9.6599 rev
Trending
90-day click momentumMicro Ingredients NAC with NAD+ 240 Vegetarian Capsules | 1 200 mg Per Serving | 2-in-1 N-Acetyl-L-Cysteine with Nicotinamide Adenine Dinucleotide | Non-GMO cGMP Manufactured
Micro Ingredients$20.504.5★
NAC Supplement - 1200mg per Serving N-Acetyl-L-Cysteine Optimal Absorption Immune Support with Powerful Antioxidants - Respiratory & Liver Health Support - Gluten Free Bottled in USA - 120 Capsules
Hello Lovely!$10.184.5★
Natures Truth NAC Supplement | N Acetyl Cysteine | Free Form Amino Acid
Nature's Truth$9.764.6★
NAC Supplement - 1200mg Per Serving N-Acetyl-L-Cysteine - Free-Form NAC is a Powerful Antioxidant for Daily Immune Liver & Respiratory Support - Vegan Gluten Free Bottled in USA - 120 Capsules
Nature's Nutrition$10.464.6★
BulkSupplements.com NAC 1000 mg Capsules - N-Acetyle Cysteine 1000mg NAC Supplement NAC1000mg - NAC Capsules Gluten Free - 2 Capsules per Serving 180-Day Supply 360 Capsules
BulkSupplements$20.654.5★
What reviews say buyers love and hate about nac 1200mg
What buyers praise and complain about, mined from review topics.What buyers love
“The quality is always consistent”
“Fair price”
“Great vitamin”
“was as advertised”
“Appears to be effective”
“Best Supplement”
“my 11 year-old has no problem swallowing it”
“I like this dosage”
“Quality ingredients”
“Good to use”
What buyers complain about
“Horrible smell”
“taste is terrible”
“Make me feel sick”
“this one simply didn't help me”
“One dose of this product made me sick”
“stomach upset”
“Bad quality control”
“They are tiny”
“Wish there were a cheaper alternative”
“Caused heartburn”
Top return reasons
Common nac 1200mg questions
- Is nac 1200mg profitable to sell on Amazon United States?
- The niche generates $61K/yr across 17 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -13.1%. Flapen's verdict: Worth a look (51/100).
- How competitive is the nac 1200mg niche?
- 15 brands and 48 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 61% of demand.
- What do buyers complain about in nac 1200mg?
- Top complaints mined from reviews: Smell, Taste-Overall, Side Effects. The return rate is 0.0%.
- What does it cost to enter the nac 1200mg niche?
- Listings span $9.65–$53.64; the average listing price is $19.08 (sweet spot $15–$100). The average incumbent carries 4,187 reviews — the moat a new listing must climb.