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55

glucose

Worth a look

Shows low returns (0.7%), but soft demand (+0.3% this quarter) keeps it on the watch list.

Market size 33Growth 25Conversion 51Competition 62Returns 97Price range 89Avg price 95Brand share 61Review moat 45Quality gap 45

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Avg price

Incredible$22.89

avg listing price — sweet spot $15–$100

Price range

Great$8.96–$94.72

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

Competition

Good48%

top-5 click share — leaders hold, buyers still browse

Brand share

Good68%

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

Conversion

Good4.2%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Okay1,986.84

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$154K

$154K/yr · 161K searches

Growth

Okay+0.3%

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

According to Flapen's Amazon United States niche tracking, glucose is a $154K/yr Amazon United States market (161K searches/yr). The top 5 brands hold 68% of demand. Verdict: Worth a look — 55/100.

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

glucose market data

Units sold / yr
6K–8K
avg 250–500/product
Revenue / yr
$137K–$183K
units × avg price
Conversion rate
4.2%
Avg BSR
#92
Page quality
0%
Prime
100%
Sponsored
84%
Out of stock
1.5%
Avg brand age
67 months
Avg seller age
151 days

Competition & brand share

The top 5 products take 48% of clicks — established leaders, but buyers still shop beyond them.

Brands

20 rising

Sellers

72

Top-5 brand share

68%

Top 20: 100%

Top-5 click share

48%

Top 20: 86%

Open market

27%

  • TRUEplus29%
  • Gourmanity19%
  • Lingo8%
  • Modernist Pantry6%
  • YUM-V'S6%
  • Transcend5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +0.3% search growth over the last 90 days.
5K3KSpike '24Prime Day '25Spike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Top glucose search terms

  • glucose130K/yr
  • glucosa20K/yr
  • glowcose6K/yr
  • glucos2K/yr
  • glucose sugar2K/yr
All search terms

Top glucose 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%5%$8K10%$15K15%$23K20%$31K101001K10K100K 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 buyers say about glucose

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

What buyers love

Ease Of Use10%

“Makes life easier”

Blood Sugar Level10%

“great for diabetics”

Health Monitoring9%

“Gave such insight to my health”

Quality-Overall7%

“The quality feels solid”

Taste-Overall4%

“Amazing taste”

Value For Money4%

“Great Value”

Efficiency4%

“Works perfectly”

Accuracy-Overall4%

“Accurate and affordable”

Advertised Vs Actual Product3%

“As described”

Sensor3%

“Seems that some sensors are accurate”

What buyers complain about

Durability14%

“Breaks Easily”

Connectivity-Overall13%

“Connectivity Issues”

Measurement/Reading Accuracy10%

“Absolutely inaccurate”

Functionality-Overall8%

“Did not work”

Blood Sugar Level7%

“Not for diabetics”

Value For Money6%

“They are expensive”

Accuracy-Overall6%

“NOT ACCURATE”

Quality-Overall5%

“Horrible quality”

Compatibility-Overall4%

“1 said 'incompatible'”

Software/Application3%

“App was not good”

Top return reasons

Functionality-Overall18%
Connectivity-Overall15%
Compatibility-Overall14%
Measurement/Reading Accuracy9%
Blood Sugar Level6%
Durability5%
Advertised Vs Actual Product4%
Accuracy-Overall4%
Adhesion/Stickiness4%
Size-Overall3%

Common questions

Is glucose profitable to sell on Amazon United States?
The niche generates $154K/yr across 32 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +0.3%. Flapen's verdict: Worth a look (55/100).
How competitive is the glucose niche?
20 brands and 72 sellers compete. The top 5 products take 48% of clicks and top 5 brands hold 68% of demand.
What do buyers complain about in glucose?
Top complaints mined from reviews: Durability, Connectivity-Overall, Measurement/Reading Accuracy. The return rate is 0.7%.
When does demand for glucose peak?
Demand is steady year-round — the busiest month runs 1.2× the quietest.
What does it cost to enter the glucose niche?
Listings span $8.96–$94.72; the average listing price is $22.89 (sweet spot $15–$100). The average incumbent carries 1,987 reviews — the moat a new listing must climb.