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43

gaba

Skip it

Soft demand (-24.1% this quarter) — this niche doesn't clear our bar today.

Market size 17Growth 13Conversion 39Competition 19Returns 100Price range 55Avg price 79Brand share 31Review moat 64Quality gap 86

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Avg price

Great£16.76

avg listing price — sweet spot $15–$100

Review moat

Good927.93

avg incumbent reviews — the moat a new listing must climb

Price range

Good£5.53–£26.63

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Okay3.1%

search→purchase rate — share of searches ending in a sale

Brand share

Okay86%

top-5 brand share — brands hold most of the demand

Competition

Bad77%

top-5 click share — a locked-up shelf

Market size

Bad£70K

£70K/yr · 133K searches

Growth

Bad-24.1%

90-day search growth — must beat 0% to launch

According to Flapen's Amazon United Kingdom niche tracking, gaba is a £70K/yr Amazon United Kingdom market (133K searches/yr). The top 5 brands hold 86% of demand. Demand peaks in Jan–Feb. Verdict: Skip it — 43/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

gaba market data

Units sold / yr
5K–6K
avg 250–500/product
Revenue / yr
£84K–£101K
units × avg price
Conversion rate
3.1%
Avg BSR
#178
Page quality
0%
Prime
93%
Sponsored
93%
Out of stock
0.6%
Avg brand age
41 months
Avg seller age
166 days

Competition & brand share

The top 5 products capture 77% of clicks — a locked-up shelf that new listings rarely crack.

Brands

12 rising

Sellers

22

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

77%

Top 20: 100%

Open market

11%

  • Sentia61%
  • Nutrivo9%
  • NUTRINATION7%
  • Nutrition Geeks6%
  • SS Sport Supplies3%
  • NEW LEAF PRODUCTS3%
  • Open — no brand owns it (6 brands, 11%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -24.1% search growth over the last 90 days.
18K13KHoliday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb · busiest ÷ quietest = 2.4×

Top gaba search terms

  • gaba38K/yr
  • gaba supplements33K/yr
  • sentia22K/yr
  • senti11K/yr
  • sentia gaba spirit13K/yr
  • gabba3K/yr
  • gaba supplements uk6K/yr
  • gaba drink2K/yr
  • sentia spirits5K/yr
All search terms

Top gaba products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%£7K20%£14K30%£21K40%£28K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 14 tracked products in this niche — three views at once, no toggling.

What buyers say about gaba

What buyers praise and complain about, mined from review topics.

What buyers love

Taste-Overall14%

“Absolutely delicious”

Sleep Quality11%

“Sleep like a baby”

Quality-Overall10%

“Excellent product”

Alcohol Flavor10%

“Great alternative to alcohol”

Value For Money7%

“Fantastic price”

Stress/Anxiety7%

“Less stressed”

Ease Of Chewing/Swallowing3%

“Easy to swallow”

Soothing Effect3%

“Very calming”

Vitamin2%

“Overall seems to be well formulated supplement that offers good value”

Ease Of Use2%

“Ease of use”

What buyers complain about

Value For Money14%

“Overpriced”

Taste-Overall12%

“dont taste of anything”

Sleep Quality7%

“I did not respond well to this sleep aid”

Dosage7%

“Not enough to be clinically effective at all”

Ingredients-Overall5%

“Ingredients have changed”

Side Effects5%

“After taking these for a few day I was experiencing really bad pain in my abdomen”

Functionality-Overall4%

“has no effect whatsoever”

Advertised Vs Actual Product4%

“False description”

Quality-Overall3%

“Just wish the quality control was a bit better”

Stress/Anxiety3%

“I think people who already suffer from chronic anxiety need to be aware of taking supplements for them”

Top return reasons

Certifications100%

Common questions

Is gaba profitable to sell on Amazon United Kingdom?
The niche generates £70K/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -24.1%. Flapen's verdict: Skip it (43/100).
How competitive is the gaba niche?
12 brands and 22 sellers compete. The top 5 products take 77% of clicks and top 5 brands hold 86% of demand.
What do buyers complain about in gaba?
Top complaints mined from reviews: Value For Money, Taste-Overall, Sleep Quality. The return rate is 0.0%.
When does demand for gaba peak?
Demand peaks in Jan–Feb; the busiest month runs 2.4× the quietest.
What does it cost to enter the gaba niche?
Listings span £5.53–£26.63; the average listing price is £16.76 (sweet spot $15–$100). The average incumbent carries 928 reviews — the moat a new listing must climb.