Is ketostix profitable to sell on Amazon United States?

The niche generates $1.6M/yr across 6 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -22.1%. Flapen's verdict: Skip it (45/100).

How competitive is the ketostix niche?

6 brands and 7 sellers compete. The top 5 products take 97% of clicks and top 5 brands hold 97% of demand.

What do buyers complain about in ketostix?

Top complaints mined from reviews: Color, Functionality-Overall, Accuracy-Overall. The return rate is 0.9%.

When does demand for ketostix peak?

Demand peaks in Feb–Mar–Apr–May–Jun; the busiest month runs 49.5× the quietest.

What does it cost to enter the ketostix niche?

Listings span $6.09–$10.12; the average listing price is $8.89 (sweet spot $15–$100). The average incumbent carries 11,846 reviews — the moat a new listing must climb.

Ketostix

Skip it

Prices mostly outside the sweet spot ($6.09–$10.12) — this niche doesn't clear our bar today.

Conversion

Incredible22.3%

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

Returns

Incredible0.9%

return rate — above 5% kills the launch gate

Market size

Great$1.6M

$1.6M/yr · 795K searches

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Avg price

Okay$8.89

avg listing price — sweet spot $15–$100

Review moat

Bad11,845.5

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-22.1%

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

Brand share

Bad97%

top-5 brand share — brand-locked demand

Competition

Bad97%

top-5 click share — a locked-up shelf

Price range

Bad$6.09–$10.12

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

Is ketostix profitable on Amazon?

According to Flapen's Amazon United States niche tracking, ketostix is a $1.6M/yr Amazon United States market (795K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Feb–Mar–Apr–May–Jun. Verdict: Skip it — 45/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

ketostix market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 150K–200K; avg 20,000–25,000/product
Revenue / yr: $1.3M–$1.8M; units × avg price
Conversion rate: 22.3%
Avg BSR: #11
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 58 months
Avg seller age: 143 days

Competition: brands, sellers & click share

The top 5 products capture 97% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 rising

Sellers

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

97%

Top 20: 100%

Open market

Keto-Mojo60%
MEDSTIX18%
Perfect Keto9%
BACNUNN7%
GiftBag4%
life2O3%
Open — no brand owns it (0%)

ketostix demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.1% search growth over the last 90 days.

Peak months: Feb, Mar, Apr, May, Jun · busiest ÷ quietest = 49.5×

Open Trend

Top ketostix search terms shoppers use

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

ketone test strips361K/yr -27.0%18.3% conv.
ketosis test strips75K/yr -25.6%20.2% conv.
keto strips65K/yr -20.2%19.9% conv.
keto test strips52K/yr -19.2%20.4% conv.
ketone strips40K/yr -12.7%13.3% conv.
ketone strips urine test32K/yr -21.1%18.5% conv.
keto strips urine test31K/yr -27.4%22.4% conv.
ketones test strips26K/yr -18.2%14.6% conv.
keytones/glucose strips13K/yr -12.6%10.6% conv.
urine ketone test strips13K/yr -6.7%16.4% conv.

All search terms

Top ketostix 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 6 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

150 Ketone Urine Test Strips App & Keto eBook Included Extra-Long for Easy Sampling Urinalysis Dipstick Test for Ketosis on Ketogenic Low-Carb and Fasting Diets

Keto-Mojo$10.124.3★26,882 rev

100 Ketone Test Strips for Self-Testing | Results in 45 Seconds | Easy Urine Test Strips with Color Chart | 100-Count Tube for Home Travel and Daily Use

MEDSTIX$6.094.4★2,763 rev

Perfect Keto Ketone Test Strips Kit for Testing Ketones on Low Carb Ketogenic Diet Monitor Ketosis Keto Diet Tracker Urine Test Strips 100 CT

Perfect Keto$10.054.2★39,573 rev

BACNUNN Ketone Test Strips - Upgraded 200 Keto Sticks Urine Test for Ketogenic & Low-Carb Diets with Urine Cup - Ketosis Home Urinalysis

BACNUNN$10.064.2★55 rev

200 Upgraded Ketone Test Strips with Built-in Color Chart Quick & Accurate Ketosis Urine Test Perfect for Ketogenic Low-Carb Atkins and Paleo Diets Extra-Long Strips for Easy Use

GiftBag$9.934.8★23 rev

Newest

by launch date

BACNUNN Ketone Test Strips - Upgraded 200 Keto Sticks Urine Test for Ketogenic & Low-Carb Diets with Urine Cup - Ketosis Home Urinalysis

BACNUNN$10.0655 rev

4mo ago

200 Upgraded Ketone Test Strips with Built-in Color Chart Quick & Accurate Ketosis Urine Test Perfect for Ketogenic Low-Carb Atkins and Paleo Diets Extra-Long Strips for Easy Use

GiftBag$9.9323 rev

4mo ago

100 Ketone Test Strips for Self-Testing | Results in 45 Seconds | Easy Urine Test Strips with Color Chart | 100-Count Tube for Home Travel and Daily Use

MEDSTIX$6.092,763 rev

8mo ago

150 Ketone Urine Test Strips App & Keto eBook Included Extra-Long for Easy Sampling Urinalysis Dipstick Test for Ketosis on Ketogenic Low-Carb and Fasting Diets

Keto-Mojo$10.1226,882 rev

5y ago

life2O DoubleCheck Ketone Test Strips 180ct 50x More Dependable Keto Test Ketosis Test Strips for Urine Ketones Urinalysis Urine Test Strip for Ketogenic Low-Carb Paleo & Atkins Diets

life2O$7.081,777 rev

6y ago

What reviews say buyers love and hate about ketostix

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

What buyers love

Ease Of Use20%

“Easy to Use”

Value For Money18%

“Worth the money”

Advertised Vs Actual Product13%

“As described”

Accuracy-Overall13%

“Accurate”

Quality-Overall9%

“The build quality is exceptional”

Efficiency8%

“That it does work”

Color4%

“I like that the color chart is clear”

Weight Loss2%

“Best key tool for a keto diet”

Nutritional Content1%

“Simple and easy to track ketosIs”

Blood Sugar Level1%

“These ketone test strips are great for anyone following a ketogenic or low-carb lifestyle”

What buyers complain about

Color30%

“odd colors”

Functionality-Overall19%

“Doesnt work well”

Accuracy-Overall13%

“Not reliable”

Measurement/Reading Accuracy6%

“Inconsistent in their accuracy”

Durability4%

“had them for 1 month and stopped working”

Value For Money4%

“the the per strip cost was higher”

Color Fading/Discoloration4%

“I am monitoring my carbohydrate intake maintaining 20 or less carbs per day,dropping pounds and the color never changes”

Quality-Overall3%

“This is either poor quality control, a mfg”

Ease Of Use2%

“difficult to read”

Size-Overall1%

“And these are a little shorter strips than the others”

Top return reasons

Functionality-Overall29%

Measurement/Reading Accuracy17%

Color15%

Advertised Vs Actual Product12%

Accuracy-Overall10%

Value For Money3%

Certifications3%

Product Condition1%

Instructions/User Manual/Troubleshooting1%

Color Fading/Discoloration1%

Common ketostix questions

Is ketostix profitable to sell on Amazon United States?: The niche generates $1.6M/yr across 6 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -22.1%. Flapen's verdict: Skip it (45/100).
How competitive is the ketostix niche?: 6 brands and 7 sellers compete. The top 5 products take 97% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in ketostix?: Top complaints mined from reviews: Color, Functionality-Overall, Accuracy-Overall. The return rate is 0.9%.
When does demand for ketostix peak?: Demand peaks in Feb–Mar–Apr–May–Jun; the busiest month runs 49.5× the quietest.
What does it cost to enter the ketostix niche?: Listings span $6.09–$10.12; the average listing price is $8.89 (sweet spot $15–$100). The average incumbent carries 11,846 reviews — the moat a new listing must climb.