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L Theanine 400mg

Fail

The top 5 products take 100% of clicks, so L Theanine 400mg is a Fail.

Flapen Score
42
42 / 100
Ranks 11,318 of 14,768 Health & Household niches · −7 vs the category median of 49
Market size
$133K/yr27K searches / yr
90-day growth
+9.3%search demand this quarter
Competition
100%top-5 click share · 3 brands · 4 sellers

Flapen Score

L Theanine 400mg against its category

The dotted line is the Health & Household average. Past it, L Theanine 400mg is stronger. Inside it, weaker.

42Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The L Theanine 400mg market on Amazon at a glance

Shoppers on Amazon United States searched for L Theanine 400mg 27K times last year and spent an estimated $133K. All 3 brands take every click. Demand peaks in Jul–Aug. Flapen scores it 42 out of 100, a Fail.

01 · Demand

An estimated 9.4% of those searches ended in a purchase.

Shoppers searched for this 27K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.4% of those searches ended in a purchase. Searches in the last 90 days moved +9.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $133K a year.

Searches, last 12 months
27K
Growth, 90 days vs prior 90
+9.3%
Conversion, latest week
9.4%
Market size, estimated
$133Ka year
Peak month
August4.0× the quietest month
Top search term
pure encapsulations l-theanine12K searches a year

02 · Price

A sale here is worth $52.80.

Listings sell for $52.80 on average, from $18.65 to $109.15. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 500 to 750 of them. At $52.80 that is $26K to $40K a year per listing.

Average price
$52.80inside the $15 to $100 sweet spot
Price range
$18.65–$109.15
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
3K–3K
Units per listing a year
500–750
Revenue per listing a year
$26K–$40K
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. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #40 within Amino Acids. It carries 1,397 reviews at 4.62 stars, so a new listing needs social proof before a better product.

Sponsored listings
100%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#40in Amino Acids
Average rating
4.62 starsAmazon United States average 4.42 stars
Average reviews
1,397per listing
Listings tracked
5

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 97 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
97 months

Products

Top L Theanine 400mg 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 100% of clicks. A locked shelf that new listings rarely crack.

Brands

3 falling

Sellers

4

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

0%

  • Brand 192%
  • Brand 25%
  • Brand 34%
  • Open — no brand owns it (0%)

Demand

L Theanine 400mg search demand

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

3K2KSpike '24Spike '25Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jul, Aug · busiest ÷ quietest = 4.0×

Search terms

Top L Theanine 400mg search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • pure encapsulations l-theanine12K/yr
  • pure l theanine9K/yr
  • l theanine pure encapsulations5K/yr

Reviews and returns

What reviews say buyers love and hate about L Theanine 400mg

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

27%of positive reviews mention “Sleep Quality”
23%of negative reviews mention “Sleep Quality”
<0.1%of orders come back, a rate Amazon rounds to zero
“I still dont sleep”
A buyer, on “Sleep Quality”23% 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.

18 topics

NegativePositive

FAQ

Common L Theanine 400mg questions

Answered from the same tracked data.