---
title: "7 Day Cleanse and Detox — $487K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/7-day-cleanse-and-detox"
last_updated: "2026-08-06T15:45:46.819Z"
locale: en
meta:
description: "Niche score 49/100 · $487K/yr market · 197K searches/yr · $20.48 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $487K/yr market · 197K searches/yr · $20.48 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "7 Day Cleanse and Detox — $487K/yr Amazon US Niche (2026) - Flapen"
---
# **7 day cleanse and detox**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 59Growth 21Conversion 95Competition 0Returns 100Price range 95Avg price 89Brand share 0Review moat 18Quality gap 75
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.0%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Incredible****$17.12–$27.07**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$20.48**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$487K**
$487K/yr · 197K searches
**Growth**
**Bad****-8.3%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****15,970**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, 7 day cleanse and detox is a $487K/yr Amazon United States market (197K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Apr–Jul–Aug. Verdict: Skip it — 49/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **7 day cleanse and detox market data**
- **Units sold / yr**
- **15K–20K**
- avg 4,000–5,000/product
- **Revenue / yr**
- **$307K–$410K**
- units × avg price
- **Conversion rate**
- **12.0%**
- **Avg BSR**
- **#23**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **3.9%**
- **Avg brand age**
- **68 months**
- **Avg seller age**
- **152 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**1 **▼falling
**Sellers**
**3**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- Century Systems100%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -8.3% search growth over the last 90 days.
15K10KSpike '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, Jul, Aug · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/health-household/7-day-cleanse-and-detox/trend)
## **Top 7 day cleanse and detox search terms**
- **the cleaner detox**81K/yr-10.1%12.3% conv. - **the cleaner detox 7 day women**87K/yr-12.3%11.1% conv. - **the cleaner detox 14 day women**23K/yr+12.7%7.5% conv. - **the cleaner for women**2K/yr+24.1%12.2% conv. - **the cleanser for women 7 day detox**3K/yr-31.9%4.0% conv. - **the cleaner women**2K/yr-1.1%14.3% conv. [**All search terms **](https://flapen.com/research/us/health-household/7-day-cleanse-and-detox/search-terms)
## **Top 7 day cleanse and detox 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%25%$122K50%$243K75%$365K100%$487K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 3 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Century Systems The Cleaner Detox Powerful 7-Day Complete Internal Cleansing Formula for Women Support Digestive Health 52 Vegetarian Capsules**Century Systems**$17.12**4.3★22,656 rev](https://www.amazon.com/dp/B01MU03PEK) [2**Century Systems The Cleaner Detox Powerful 7-Day Complete Internal Cleansing Formula for Men Support Digestive Health 52 Vegetarian Capsules**Century Systems**$17.24**4.3★12,627 rev](https://www.amazon.com/dp/B01AVJGHW4) [3**Century Systems The Cleaner Detox Powerful 14-Day Complete Internal Cleansing Formula for Men Support Digestive Health 104 Vegetarian Capsules**Century Systems**$27.07**4.3★12,627 rev](https://www.amazon.com/dp/B002UV45XK)
### **Newest**
by launch date
[**Century Systems The Cleaner Detox Powerful 7-Day Complete Internal Cleansing Formula for Women Support Digestive Health 52 Vegetarian Capsules**Century Systems**$17.12**22,656 rev9y ago](https://www.amazon.com/dp/B01MU03PEK) [**Century Systems The Cleaner Detox Powerful 7-Day Complete Internal Cleansing Formula for Men Support Digestive Health 52 Vegetarian Capsules**Century Systems**$17.24**12,627 rev10y ago](https://www.amazon.com/dp/B01AVJGHW4) [**Century Systems The Cleaner Detox Powerful 14-Day Complete Internal Cleansing Formula for Men Support Digestive Health 104 Vegetarian Capsules**Century Systems**$27.07**12,627 rev17y ago](https://www.amazon.com/dp/B002UV45XK)
### **Trending**
90-day click momentum
[**Century Systems The Cleaner Detox Powerful 7-Day Complete Internal Cleansing Formula for Women Support Digestive Health 52 Vegetarian Capsules**Century Systems**$17.12**4.3★**— 4%**](https://www.amazon.com/dp/B01MU03PEK) [**Century Systems The Cleaner Detox Powerful 14-Day Complete Internal Cleansing Formula for Men Support Digestive Health 104 Vegetarian Capsules**Century Systems**$27.07**4.3★**▼ 13%**](https://www.amazon.com/dp/B002UV45XK) [**Century Systems The Cleaner Detox Powerful 7-Day Complete Internal Cleansing Formula for Men Support Digestive Health 52 Vegetarian Capsules**Century Systems**$17.24**4.3★**▼ 17%**](https://www.amazon.com/dp/B01AVJGHW4)
## **What buyers say about 7 day cleanse and detox**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Efficiency**21%
*“Works really fast”*
**Quality-Overall**13%
*“Excellent Product”*
**Ease Of Cleaning**11%
*“Excellent cleaner”*
**Detoxification**10%
*“These detox pills are incredibly effective”*
**Advertised Vs Actual Product**9%
*“Works as it should”*
**Cleansing**4%
*“This is one of the better cleanse options due to how quickly it works”*
**Weight Loss**4%
*“I dropped a few pounds in a week”*
**Value For Money**3%
*“Money well spent”*
**Ease Of Use**3%
*“It is easy to use”*
**Regulates Digestion**2%
*“It helped with my digestion”*
### **What buyers complain about **
**Functionality-Overall**26%
*“Didnt work”*
**Dosage**11%
*“Took my dose this morning”*
**Weight Loss**9%
*“Did I lose weight”*
**Advertised Vs Actual Product**6%
*“False advertising”*
**Regulates Digestion**6%
*“not sure it detoxifies”*
**Side Effects**4%
*“do not get this product it had me at the gym crying almost passed out in the bathroom worst cramps ever feel just like when im on my period made my period come early I didnt wake up anymore differently”*
**Quality-Overall**4%
*“junk”*
**Value For Money**3%
*“Waste of time and money”*
**Durability**3%
*“it dont last long”*
**Acid Regulator/Stomach Ache Relief**2%
*“I woke up with awful stomach aches”*
### **Top return reasons **
**Functionality-Overall**17%
**Dosage**17%
**Acid Regulator/Stomach Ache Relief**17%
**Smell**17%
**Joint Pain**17%
**Advertised Vs Actual Product**17%
## **Common questions**
- **Is 7 day cleanse and detox profitable to sell on Amazon United States?**
- The niche generates $487K/yr across 3 tracked products. 90-day search growth is -8.3%. Flapen's verdict: Skip it (49/100).
- **How competitive is the 7 day cleanse and detox niche?**
- 1 brands and 3 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in 7 day cleanse and detox?**
- Top complaints mined from reviews: Functionality-Overall, Dosage, Weight Loss. The return rate is 0.0%.
- **When does demand for 7 day cleanse and detox peak?**
- Demand peaks in Apr–Jul–Aug; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the 7 day cleanse and detox niche?**
- Listings span $17.12–$27.07; the average listing price is $20.48 (sweet spot $15–$100). The average incumbent carries 15,970 reviews — the moat a new listing must climb.
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