Is ketone test strips 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 -23.8%. Flapen's verdict: Skip it (45/100).

How competitive is the ketone test strips 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 ketone test strips?

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

When does demand for ketone test strips peak?

Demand peaks in Jan; the busiest month runs 1.7× the quietest.

What does it cost to enter the ketone test strips 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.

Ketone Test Strips

Skip it

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

Conversion

Incredible22.2%

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 · 796K 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-23.8%

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 ketone test strips profitable on Amazon?

According to Flapen's Amazon United States niche tracking, ketone test strips is a $1.6M/yr Amazon United States market (796K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan. Verdict: Skip it — 45/100.

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

ketone test strips 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: 22.2%
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%

ketone test strips demand & seasonality

Weekly Amazon search volume, last 104 weeks — -23.8% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 1.7×

Open Trend

Top ketone test strips 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 ketone test strips 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 ketone test strips

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 ketone test strips questions

Is ketone test strips 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 -23.8%. Flapen's verdict: Skip it (45/100).
How competitive is the ketone test strips 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 ketone test strips?: Top complaints mined from reviews: Color, Functionality-Overall, Accuracy-Overall. The return rate is 0.9%.
When does demand for ketone test strips peak?: Demand peaks in Jan; the busiest month runs 1.7× the quietest.
What does it cost to enter the ketone test strips 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.