Skip to content

L-arginine 500mg

Fail

Shoppers spend an estimated $47K a year here, so L-arginine 500mg is a Fail.

Flapen Score
44
44 / 100
Ranks 10,233 of 14,768 Health & Household niches · −5 vs the category median of 49
Market size
$47K/yr16K searches / yr
90-day growth
+2.3%search demand this quarter
Competition
77%top-5 click share · 9 brands · 584 sellers

Flapen Score

L-arginine 500mg against its category

The dotted line is the Health & Household average. Past it, L-arginine 500mg is stronger. Inside it, weaker.

44Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The L-arginine 500mg market on Amazon at a glance

Shoppers on Amazon United States searched for L-arginine 500mg 16K times last year and spent an estimated $47K. The top 5 brands take 89% of clicks. Flapen scores it 44 out of 100, a Fail.

01 · Demand

An estimated 16.4% of those searches ended in a purchase.

Shoppers searched for this 16K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 16.4% of those searches ended in a purchase. Searches in the last 90 days moved +2.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $47K a year.

Searches, last 12 months
16K
Growth, 90 days vs prior 90
+2.3%
Conversion, latest week
16.4%
Market size, estimated
$47Ka year
Peak month
May1.7× the quietest month
Top search term
l-arginine 500mg10K searches a year

02 · Price

A sale here is worth $17.83.

Listings sell for $17.83 on average, from $7.76 to $42.79. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 100 to 250 of them. At $17.83 that is $2K to $4K a year per listing.

Average price
$17.83inside the $15 to $100 sweet spot
Price range
$7.76–$42.79
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
3K–3K
Units per listing a year
100–250
Revenue per listing a year
$2K–$4K
Returns
0.0%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

64% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #264 within Amino Acids. It carries 7,842 reviews at 4.53 stars, so a new listing needs social proof before a better product.

Sponsored listings
64%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#264in Amino Acids
Average rating
4.53 starsAmazon United States average 4.42 stars
Average reviews
7,842per listing
Listings tracked
14

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 112 months on average, so the names here are established.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
112 months

Products

Top L-arginine 500mg 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.

Competition

Competition: brands, sellers & click share

The top 5 products take 77% of clicks. A locked shelf that new listings rarely crack.

Brands

9 flat

Sellers

584

Top-5 brand share

89%

Top 20: 100%

Top-5 click share

77%

Top 20: 100%

Open market

7%

  • Brand 141%
  • Brand 219%
  • Brand 315%
  • Brand 48%
  • Brand 55%
  • Brand 64%
  • Open — no brand owns it (3 brands, 7%)

Demand

L-arginine 500mg search demand

Weekly searches over the year, seasonality beneath. Pick a range.

500300Spike '25Spike '26DecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.7×

Reviews and returns

What reviews say buyers love and hate about L-arginine 500mg

We read the reviews and the return reasons for every product selling here.

18%of positive reviews mention “Quality-Overall”
28%of negative reviews mention “Size-Overall”
<0.1%of orders come back, a rate Amazon rounds to zero
“Capsules too large”
A buyer, on “Size-Overall”28% 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.

16 topics

NegativePositive

FAQ

Common L-arginine 500mg questions

Answered from the same tracked data.