--- title: "Is Nasodine Nasal Spray Worth Selling on Amazon US? — $5K/mo" canonical_url: "https://flapen.com/research/us/health-household/nasodine-nasal-spray" last_updated: "2026-09-18T19:18:58.922Z" locale: en meta: description: "Nasodine Nasal Spray Amazon US estimated sales data: $4,700/month, >1,000% growth. Worth selling? See the verdict." "og:description": "Nasodine Nasal Spray Amazon US estimated sales data: $4,700/month, >1,000% growth. Worth selling? See the verdict." "og:title": "Is Nasodine Nasal Spray Worth Selling on Amazon US? — $5K/mo" --- OverviewNichesProductsSearch terms Flapen Score ## Nasodine Nasal Spray against its category The dotted line is the Health & Household average. Past it, Nasodine Nasal Spray is stronger. Inside it, weaker.Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality GapThis niche Category average [**See the method **](https://flapen.com/science) Market ## The Nasodine Nasal Spray market on Amazon at a glance Shoppers on Amazon United States searched for Nasodine Nasal Spray 24K times last year and spent an estimated $56K. The top 5 brands take 89% of clicks. Flapen scores it 62 out of 100, a Maybe. 01 · Demand ### An estimated 11.9% of those searches ended in a purchase. Shoppers searched for this 24K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 11.9% of those searches ended in a purchase. Searches in the last 90 days moved >1,000% against the 90 days before. Searches, conversion and average price together put the market at an estimated $56K a year.
Searches, last 12 months
24K
Growth, 90 days vs prior 90
>1,000%
Conversion, latest week
11.9%
Market size, estimated
$56Ka year
Top search term
herbia nasal iodine spray16K searches a year
02 · Price ### A sale here is worth $19.85. Listings sell for $19.85 on average, from $13.61 to $27.81. Amazon reports units sold in ranges. This niche sold 2K to 3K a year. The average listing sells 100 to 250 of them. At $19.85 that is $2K to $5K a year per listing.
Average price
$19.85inside the $15 to $100 sweet spot
Price range
$13.61–$27.81
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
2K–3K
Units per listing a year
100–250
Revenue per listing a year
$2K–$5K
Returns
0.0%of orders · Amazon United States median 2.1%
03 · Entry bar ### The bar here is ads. 100% of listings pay for placement with sponsored ads. 80% ship with Prime. On an average day, 18.5% of listings are out of stock. The average listing ranks #424 within Allergy, Sinus & Asthma. It carries 583 reviews at 4.12 stars, so a new listing needs social proof before a better product.
Sponsored listings
100%
Prime listings
80%
Out of stock, average day
18.5%
Average rank
#424in Allergy, Sinus & Asthma
Average rating
4.12 starsAmazon United States average 4.42 stars
Average reviews
583per listing
Listings tracked
10
04 · Newcomers ### 4 of last year's 6 launches cleared the first-year sales bar. 6 products launched here in the last 12 months. 4 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 57 months on average, so the names here are settling in.
Launched, last 12 months
6
Successful launches
4Amazon's first-year sales bar
Average brand age
57 months
Products ## Top Nasodine Nasal Spray products & what they sell for Every tracked product: its share of the shelf, its reviews, and its price.**Sign in to see the products** The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone. [Sign in](https://flapen.com/auth/login) Competition ## Competition: brands, sellers & click share The top 5 products take 86% of clicks. A locked shelf that new listings rarely crack. Brands**9 ** Sellers**12** Top-5 brand share**89%** Top 20: 100% Top-5 click share**86%** Top 20: 100% Open market**7%**- Brand 141% - Brand 227% - Brand 311% - Brand 47% - Brand 54% - Brand 64% - Open — no brand owns it (3 brands, 7%) Demand ## Nasodine Nasal Spray search demand Weekly searches over the year. Pick a range.3MAll3K2KSpike '26Feb '26Feb '26Mar '26Apr '26Apr '26May '26Jun '26Jun '26 Reviews and returns ## What reviews say buyers love and hate about Nasodine Nasal Spray We read the reviews and the return reasons for every product selling here.**23%**of positive reviews mention “Sinus Relief”**14%**of negative reviews mention “Sinus Relief”**<0.1%**of orders come back, a rate Amazon rounds to zero > **“I was having sinus problems with bothersome congestion that I couldn't shake” **_A buyer, on “Sinus Relief”14% of negative reviews mention the same topic_ Every topic ### Every topic buyers talk about, one row each. Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote. 23 topics**Negative****Positive****Sinus Relief**+1.1814%23%9% of returns“Clears the sinus”**Allergies**—8%3%“I personally had a reaction to the iodine”**Functionality-Overall**−0.1410%2% of returns“Does not work as described”**Efficiency**+0.9110%“really works, really helps”**Quality-Overall**+0.4410%“all in all; arrived earlier than expected and great quality”**Spray/Flow**+0.395%“It sprays evenly”**Natural Ingredients**—4%“All natural”**Leak-Proof**—4%5% of returns“Bottle leaks like mad”**Value For Money**−0.024%“Waste of Money”**Ease Of Use**—4%“Easy to use”**Advertised Vs Actual Product**−0.024%32% of returns“This is an intentionally deceptive and misleading product”**Smell**−0.014%5% of returns“the smell is too strong for me”**Breathability**+0.213%“Helped me be able to breathe”**Side Effects**−0.023%“possible Xylitol side effects”**Cold Relief**+0.273%“Flu Prevention”**Fever Relief**+0.243%“without the fever and body aches”**Durability**−0.023%“not any long lasting”**Sensitivity-Overall**—2%“It stings,”**Ingredients-Overall**—19% of returnsReturn reason only. No review mentions it.**Language Issues**—6% of returnsReturn reason only. No review mentions it.**Focus Enhancement**—5% of returnsReturn reason only. No review mentions it.**Ethically/Sustainably Sourced**—3% of returnsReturn reason only. No review mentions it.**Pain Relief-Overall**—3% of returnsReturn reason only. No review mentions it.Expand all rows Keep looking ## Related niches Niches in the same category that score near this one. Research these next. [All Health & Household niches](https://flapen.com/research/us/health-household/niches) [

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