Lumen Metabolism Tracker
FailDemand is soft, at -47.0% this quarter, so Lumen Metabolism Tracker is a Fail.
- Flapen Score
- 31 / 100Ranks 14,344 of 14,768 Health & Household niches · −18 vs the category median of 4931
- Market size
- $38K/yr62K searches / yr
- 90-day growth
- -47.0%search demand this quarter
- Competition
- 74%top-5 click share · 9 brands · 16 sellers
Flapen Score
Lumen Metabolism Tracker against its category
The dotted line is the Health & Household average. Past it, Lumen Metabolism Tracker is stronger. Inside it, weaker.
Market
The Lumen Metabolism Tracker market on Amazon at a glance
Shoppers on Amazon United States searched for Lumen Metabolism Tracker 62K times last year and spent an estimated $38K. The top 5 brands take 89% of clicks. Demand peaks in Oct–Nov–Dec. Flapen scores it 31 out of 100, a Fail.
01 · Demand
An estimated 0.6% of those searches ended in a purchase.
Shoppers searched for this 62K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.6% of those searches ended in a purchase. Searches in the last 90 days moved -47.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $38K a year.
- Searches, last 12 months
- 62K
- Growth, 90 days vs prior 90
- -47.0%
- Conversion, latest week
- 0.6%
- Market size, estimated
- $38Ka year
- Peak month
- December3.9× the quietest month
- Top search term
- lumen metabolism tracker device53K searches a year
02 · Price
A sale here is worth $100.06.
Listings sell for $100.06 on average, from $10.12 to $313.16. Amazon reports units sold in ranges. This niche sold 500 to 750 a year. The average listing sells 0 to 100 of them. At $100.06 that is $0 to $10K a year per listing.
- Average price
- $100.06above the $15 to $100 sweet spot
- Price range
- $10.12–$313.16
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 500–750
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$10K
- Returns
- 2.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
86% of listings pay for placement with sponsored ads. 93% ship with Prime. On an average day, 25.6% of listings are out of stock. The average listing ranks #646 within Health Monitors. It carries 5,351 reviews at 3.89 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 93%
- Out of stock, average day
- 25.6%
- Average rank
- #646in Health Monitors
- Average rating
- 3.89 starsAmazon United States average 4.42 stars
- Average reviews
- 5,351per listing
- Listings tracked
- 14
04 · Newcomers
0 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 40 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 40 months
Products
Top Lumen Metabolism Tracker products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 14, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
KETOSCAN Mini V2 Breath Ketone Meter | Non-Invasive Ketone Monitor Keto & Low Carb Diet Tracker Fat Metabolism & Ketosis
- Price
- $142.48
- Rating
- 4.0/5
- Reviews
- 1,005
- Age
- 7y ago

Smart Ring for Women Men Health Tracker - IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood Pressure/Blood Oxygen/Step Counting/Calories for iOS & Android No Subscription Fee Gold #7
- Price
- $39.31
- Rating
- 3.8/5
- Reviews
- 27
- Age
- 6mo ago

Upgraded Breath Ketone Meter Professional Ketone Breath Analyzer Accuracy Ketosis Breath Tester Breath Ketosis Meter for Keto Lifestyle & Fitness Trace
- Price
- $75.97
- Rating
- 3.8/5
- Reviews
- 34
- Age
- 1y ago

Lumen Metabolism Tracker Device - Measure Real-Time Fat & Carb Burn Daily Nutrition Meal Plans Metabolic Health Weight Loss Athletic Fitness & Performance for Men & Women w/ 12 Month Subscription
- Price
- $313.16
- Rating
- 4.0/5
- Reviews
- 93
- Age
- 1y ago

KETOSCAN SMART Breath Ketone Meter | Self-Replace Sensor Ketone Monitor for Keto & Low Carb Diet Fat Metabolism Tracker
- Price
- $178.64
- Rating
- 3.7/5
- Reviews
- 45
- Age
- 3y ago
Trending
estimated 90-day click momentum
Smart Ring for Women Men Health Tracker - IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood Pressure/Blood Oxygen/Step Counting/Calories for iOS & Android No Subscription Fee Gold #10
- Price
- $44.18
- Rating
- 3.8/5
- Reviews
- 27
- Age
- 6mo ago

Smart Ring for Women Men Health Tracker - IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood Pressure/Blood Oxygen/Step Counting/Calories for iOS & Android No Subscription Fee Gold #6
- Price
- $43.05
- Rating
- 3.0/5
- Reviews
- 2
- Age
- 6mo ago

Smart Ring for Women Men Health Tracker - IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood Pressure/Blood Oxygen/Step Counting/Calories for iOS & Android No Subscription Fee Gold #7
- Price
- $39.31
- Rating
- 3.8/5
- Reviews
- 27
- Age
- 6mo ago

KETOSCAN SMART Breath Ketone Meter | Self-Replace Sensor Ketone Monitor for Keto & Low Carb Diet Fat Metabolism Tracker
- Price
- $178.64
- Rating
- 3.7/5
- Reviews
- 45
- Age
- 3y ago

Keto Breath Meter Tracing Diet Ketosis Status Keto Breath Analyzer with 10 Mouthpieces
- Price
- $28.99
- Rating
- 2.4/5
- Reviews
- 6
- Age
- 4y ago
Newest
by launch date
Smart Ring for Women Men Health Tracker - IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood Pressure/Blood Oxygen/Step Counting/Calories for iOS & Android No Subscription Fee Gold #7
- Price
- $39.31
- Rating
- 3.8/5
- Reviews
- 27
- Age
- 6mo ago

Smart Ring for Women Men Health Tracker - IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood Pressure/Blood Oxygen/Step Counting/Calories for iOS & Android No Subscription Fee Gold #10
- Price
- $44.18
- Rating
- 3.8/5
- Reviews
- 27
- Age
- 6mo ago

Smart Ring for Women Men Health Tracker - IP68 Waterproof Fitness Ring with Sleep Tracker/Heart Rate/Blood Pressure/Blood Oxygen/Step Counting/Calories for iOS & Android No Subscription Fee Gold #6
- Price
- $43.05
- Rating
- 3.0/5
- Reviews
- 2
- Age
- 6mo ago

Lumen Metabolism Tracker Device - Measure Real-Time Fat & Carb Burn Daily Nutrition Meal Plans Metabolic Health Weight Loss Athletic Fitness & Performance for Men & Women w/ 3 Month Subscription
- Price
- $243.41
- Rating
- 4.0/5
- Reviews
- 93
- Age
- 1y ago

Lumen Metabolism Tracker Device - Measure Real-Time Fat & Carb Burn Daily Nutrition Meal Plans Metabolic Health Weight Loss Athletic Fitness & Performance for Men & Women w/ 12 Month Subscription
- Price
- $313.16
- Rating
- 4.0/5
- Reviews
- 93
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 74% of clicks. A locked shelf that new listings rarely crack.
Brands
9 falling
Sellers
16
Est. top-5 brand share
89%
Top 20: 100%
Est. top-5 click share
74%
Top 20: 100%
Open market
7%
- KETOSCAN37%
- VNEXFU25%
- Yugoo11%
- Lumen9%
- Keto-Mojo7%
- EEKETONE4%
- Open — no brand owns it (3 brands, 7%)
Demand
Lumen Metabolism Tracker search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Oct, Nov, Dec · busiest ÷ quietest = 3.9×
Search terms
Top Lumen Metabolism Tracker search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- lumen metabolism tracker device53K/yr
- lumen metabolism tracker4K/yr
- metabolism tracker3K/yr
- metabolism tracker device3K/yr
Reviews and returns
What reviews say buyers love and hate about Lumen Metabolism Tracker
We read the reviews and the return reasons for every product selling here.
“Did not work”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Lumen Metabolism Tracker questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









