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L Theanine 200mg

Fail

Shoppers spend only $60K a year here, so L Theanine 200mg is a Fail.

Flapen Score
48
48 / 100
Ranks 987 of 2,035 Health & Personal Care niches · on the category median
Market size
£60K/yr38K searches / yr
90-day growth
+9.2%search demand this quarter
Competition
73%top-5 click share · 13 brands · 17 sellers

Flapen Score

L Theanine 200mg against its category

The dotted line is the Health & Personal Care average. Past it, L Theanine 200mg is stronger. Inside it, weaker.

48Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The L Theanine 200mg market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for L Theanine 200mg 38K times last year and spent an estimated £60K. The top 5 brands take 73% of clicks. Flapen scores it 48 out of 100, a Fail.

01 · Demand

15.5% of searches ended in a purchase last week.

Shoppers searched for this 38K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 15.5% of those searches ended in a purchase. Searches in the last 90 days moved +9.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £60K a year.

Searches, last 12 months
38K
Growth, 90 days vs prior 90
+9.2%
Conversion, latest week
15.5%
Market size, estimated
£60Ka year
Top search term
l theanine 200mg23K searches a year

02 · Price

A sale here is worth £10.22.

Listings sell for £10.22 on average, from £5.53 to £17.81. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 500 to 750 of them. At £10.22 that is £5K to £8K a year per listing.

Average price
£10.22under the $15 to $100 sweet spot
Price range
£5.53–£17.81
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
5K–6K
Units per listing a year
500–750
Revenue per listing a year
£5K–£8K
Returns
0.0%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

92% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 12.6% of listings are out of stock. The average listing ranks #158 within Over-the-Counter Medication. It carries 1,155 reviews at 4.38 stars, so a new listing needs social proof before a better product.

Sponsored listings
92%
Prime listings
100%
Out of stock, average day
12.6%
Average rank
#158in Over-the-Counter Medication
Average rating
4.38 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,155per listing
Listings tracked
13

04 · Newcomers

Amazon counts 2 of last year's 4 launches as successful.

4 products launched here in the last 12 months. Amazon counts 2 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 34 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
4
Successful launches
2Amazon's first-year sales bar
Average brand age
34 months

Products

Top L Theanine 200mg products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 73% of clicks. A locked shelf that new listings rarely crack.

£0£9K£18K£27K£36K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

13 rising

Sellers

17

Top-5 brand share

73%

Top 20: 100%

Top-5 click share

73%

Top 20: 100%

Open market

22%

  • Nutricost41%
  • ALPHA0113%
  • NATURE'S BEST9%
  • NUTRINATION5%
  • Health Thru Nutrition5%
  • NEW LEAF PRODUCTS5%

Demand

L Theanine 200mg search demand

Weekly searches over the year. Pick a range.

2K1KSpike '26Feb '26Mar '26Mar '26Apr '26May '26Jun '26

Reviews and returns

What reviews say buyers love and hate about L Theanine 200mg

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Sleep Quality8%+0.38

was not sleeping very well

No improvement in sleep yet

didn't help my sleep

Smell7%−0.11

However this bag really smells

Smelled absolutely awful

Strong smell now

Functionality-Overall5%−0.10

Didn't work for me

Zero effect. Absolutely zero effect. These just didn't work in any way for me at all.

Dont work

Dosage5%−0.04

Not 200mg

countless prescriptions hasn't been able to achieve

My partner took a double dose by mistake

Stress/Anxiety3%+1.17

I suffer from bad anxiety and dpdr

This had me waking myself up out of my sleep multiple times—sweaty, terrified, and clutching my pillow like a final girl in a slasher flick

as someone who has always struggled with horrendous anxiety its been difficult

Love

Sleep Quality18%+0.38

Great sleep quality

Helpful for sleep

Helps me sleep

Stress/Anxiety9%+1.17

Great for anxiety

Really helped with my anxiety

Works really well for anxiety

Value For Money7%+0.67

reasonable price

Fantastic price

good value

Focus Enhancement6%+0.40

less brain fog

Good for focus

helps with focus

Ease Of Chewing/Swallowing5%

I found the chewy

they are a much nicer option than swallowing tablets

Easy to swallow

FAQ

Common L Theanine 200mg questions

Answered from the same tracked data.