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63

Ketones

Worth a look

Shows low returns (0.7%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 82Growth 17Conversion 50Competition 79Returns 96Price range 22Avg price 92Brand share 69Review moat 25Quality gap 82

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Avg price

Great$53.27

avg listing price — sweet spot $15–$100

Market size

Great$1.2M

$1.2M/yr · 581K searches

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Competition

Great36%

top-5 click share — an open shelf

Brand share

Good63%

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

Conversion

Okay4.0%

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

Review moat

Bad4,822.28

avg incumbent reviews — the moat a new listing must climb

Price range

Bad$9.65–$394.86

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

Growth

Bad-16.7%

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

Is ketones profitable on Amazon?

According to Flapen's Amazon United States niche tracking, ketones is a $1.2M/yr Amazon United States market (581K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Jul. Verdict: Worth a look — 63/100.

Data updated Jul 8, 2026 · scored weekly · How we score niches

ketones market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.
Units sold / yr
25K–30K
avg 250–500/product
Revenue / yr
$1.3M–$1.6M
units × avg price
Conversion rate
4.0%
Avg BSR
#887
Page quality
0%
Prime
100%
Sponsored
89%
Out of stock
3.7%
Avg brand age
56 months
Avg seller age
153 days

Competition: brands, sellers & click share

Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.

Brands

23 falling

Sellers

27

Top-5 brand share

63%

Top 20: 98%

Top-5 click share

36%

Top 20: 71%

Open market

31%

  • Real Ketones31%
  • KetoneAid11%
  • Tecton Ketones8%
  • Ketone Iq7%
  • Ketone-IQ6%
  • Nutricost6%

ketones demand & seasonality

Weekly Amazon search volume, last 108 weeks — -16.7% search growth over the last 90 days.
23K18KSpike '25Prime Day '25Holiday '25Spike '26Prime Day '26DecMarJunAugNovMarMay

Peak months: Jul · busiest ÷ quietest = 1.7×

Top ketones search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.
  • ketones183K/yr
  • exogenous ketones117K/yr
  • ketone64K/yr
  • ketones supplements57K/yr
  • keytones14K/yr
  • ketone ester18K/yr
  • exogenous ketones supplement14K/yr
  • ketone drink13K/yr
  • ketone supplements15K/yr
  • ketone aid8K/yr
All search terms

Top ketones products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

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

0%3%$37K6%$74K9%$111K12%$148K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What reviews say buyers love and hate about ketones

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

What buyers love

Energy Level12%

“Energy Boost”

Taste-Overall10%

“Taste is UNIQUE”

Quality-Overall7%

“Great product, exactly as described”

Ease Of Use5%

“Easy to take”

Flavor5%

“Excellent Flavor”

Advertised Vs Actual Product5%

“As described”

Focus Enhancement5%

“focus has improved”

Weight Loss4%

“Great results weight loss”

Nutritional Content3%

“Product gives the health benefits I was looking for”

Value For Money3%

“Worth every penny”

What buyers complain about

Taste-Overall15%

“Bad taste”

Functionality-Overall11%

“Does not work as advertised”

Value For Money9%

“Too expensive”

Color5%

“Turning purple”

Measurement/Reading Accuracy4%

“The readings on this are very inconsistent”

Side Effects3%

“Extreme side effects”

Weight Loss3%

“No weight loss”

Accuracy-Overall3%

“Accuracy is low”

Flavor2%

“For me, the benefits outweigh the flavor”

Dosage2%

“Fraud - only 11 servings in the bottle”

Top return reasons

Functionality-Overall24%
Measurement/Reading Accuracy20%
Accuracy-Overall8%
Advertised Vs Actual Product7%
Color6%
Value For Money5%
Blood Sugar Level4%
Certifications3%
Ease Of Use3%
Instructions/User Manual/Troubleshooting2%

Common ketones questions

Is ketones profitable to sell on Amazon United States?
The niche generates $1.2M/yr across 54 tracked products. 10 of 11 products launched in the last 360 days are still selling. 90-day search growth is -16.7%. Flapen's verdict: Worth a look (63/100).
How competitive is the ketones niche?
23 brands and 27 sellers compete. The top 5 products take 36% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in ketones?
Top complaints mined from reviews: Taste-Overall, Functionality-Overall, Value For Money. The return rate is 0.7%.
When does demand for ketones peak?
Demand peaks in Jul; the busiest month runs 1.7× the quietest.
What does it cost to enter the ketones niche?
Listings span $9.65–$394.86; the average listing price is $53.27 (sweet spot $15–$100). The average incumbent carries 4,822 reviews — the moat a new listing must climb.