---
title: "Fast Lean Pro — $12K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/fast-lean-pro"
last_updated: "2026-08-10T07:36:41.428Z"
locale: en
meta:
description: "Niche score 48/100 · $12K/yr market · 2K searches/yr · $51.01 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $12K/yr market · 2K searches/yr · $51.01 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Fast Lean Pro — $12K/yr Amazon US Niche (2026) - Flapen"
---
# **fast lean pro**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 3Growth 16Conversion 91Competition 10Returns 97Price range 95Avg price 93Brand share 0Review moat 100Quality gap 100
**Quality gap**
**Incredible****2.2★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Incredible****1.14**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Price range**
**Incredible****$26.56–$93.27**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$51.01**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****11.1%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-18.2%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****88%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$12K**
$12K/yr · 2K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, fast lean pro is a $12K/yr Amazon United States market (2K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug. Verdict: Skip it — 48/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **fast lean pro market data**
- **Units sold / yr**
- **0–100**
- avg 0–100/product
- **Revenue / yr**
- **$0–$5K**
- units × avg price
- **Conversion rate**
- **11.1%**
- **Avg BSR**
- **#1,309**
- **Page quality**
- **0%**
- **Prime**
- **29%**
- **Sponsored**
- **86%**
- **Out of stock**
- **4.6%**
- **Avg brand age**
- **27 months**
- **Avg seller age**
- **230 days**
## **Competition & brand share**
The top 5 products capture 88% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**2 **▲rising
**Sellers**
**3**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**88%**
Top 20: 100%
**Open market**
**0%**
- GREENVIFY58% - rize labs42%
## **Demand & seasonality**
Weekly Amazon search volume, last 98 weeks — -18.2% search growth over the last 90 days.
225175Spike '24Spike '25Holiday '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Aug · busiest ÷ quietest = 3.3×
[**Open Trend **](https://flapen.com/research/us/health-household/fast-lean-pro/trend)
## **Top fast lean pro search terms**
- **fast lean pro**1K/yr-4.5%2.6% conv. - **fast lean pro weight loss powder**416/yr+50.0%5.6% conv. - **fast lean pro weight loss**528/yr-84.5%0.0% conv. - **fastleanpro**51/yr+0.0%0.0% conv. - **fast lean pro powder**169/yr-82.2%12.5% conv. [**All search terms **](https://flapen.com/research/us/health-household/fast-lean-pro/search-terms)
## **Top fast lean pro 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%10%$1K20%$2K30%$4K40%$5K110 Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)4 products missing review or click data not plotted
All 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**GREENVIFY Fast Lean Pro Ultra Advanced Thermogenic Formula Daily Metabolic Support Powder 30 Servings**GREENVIFY**$26.80**0.0★0 rev](https://www.amazon.com/dp/B0G1Z9TVHC) [2**Fast Lean Pro Max Natural Dietary Supplement 60 Capsules 30-Day Supply All Natural Ingredients Vegan Friendly (1)**GREENVIFY**$26.56**3.0★3 rev](https://www.amazon.com/dp/B0FR2BH9HD) [3**rize labs Fast Lean Pro Advanced Formula Supplement Hydration BCAA Drink Capsules in a Jar Easy to Scoop and Tastes Great (30 Servings)**rize labs**$33.80**2.7★3 rev](https://www.amazon.com/dp/B0CNKLZWG3) [4**GREENVIFY Fast Lean Pro Ultra Advanced Thermogenic Formula Daily Metabolic Support Powder 30 Servings**GREENVIFY**$39.98**0.0★0 rev](https://www.amazon.com/dp/B0G1ZBN12L) [5**rize labs Fast Lean Pro Official Fast Lean Pro Advanced Formula Supplement Reviews FastLeanPro Hydration BCAA Drink Capsules in a Jar Easy to Scoop and Tastes Great (90 Servings) (Pack of 3)**rize labs**$78.48**1.0★2 rev](https://www.amazon.com/dp/B0CNKLTZ7L)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**GREENVIFY Fast Lean Pro Ultra Advanced Thermogenic Formula Daily Metabolic Support Powder 30 Servings**GREENVIFY**$26.80**0 rev8mo ago](https://www.amazon.com/dp/B0G1Z9TVHC) [**GREENVIFY Fast Lean Pro Ultra Advanced Thermogenic Formula Daily Metabolic Support Powder 30 Servings**GREENVIFY**$39.98**0 rev8mo ago](https://www.amazon.com/dp/B0G1ZBN12L) [**Fast Lean Pro Max Natural Dietary Supplement 60 Capsules 30-Day Supply All Natural Ingredients Vegan Friendly (1)**GREENVIFY**$26.56**3 rev10mo ago](https://www.amazon.com/dp/B0FR2BH9HD) [**rize labs Fast Lean Pro Advanced Formula Supplement Hydration BCAA Drink Capsules in a Jar Easy to Scoop and Tastes Great (30 Servings)**rize labs**$33.80**3 rev2y ago](https://www.amazon.com/dp/B0CNKLZWG3) [**rize labs Fast Lean Pro Official Fast Lean Pro Advanced Formula Supplement Reviews FastLeanPro Hydration BCAA Drink Capsules in a Jar Easy to Scoop and Tastes Great (90 Servings) (Pack of 3)**rize labs**$78.48**2 rev2y ago](https://www.amazon.com/dp/B0CNKLTZ7L)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**GREENVIFY Fast Lean Pro Ultra Advanced Thermogenic Formula Daily Metabolic Support Powder 30 Servings**GREENVIFY**$39.98**0.0★**▲ 105%**](https://www.amazon.com/dp/B0G1ZBN12L) [**(2 Pack) Fast Lean Pro Official Fast Lean Pro Advanced Formula Supplement Reviews FastLeanPro Hydration BCAA Drink Capsules in a Jar Easy to Scoop and Tastes Great (60 Servings)**rize labs**$58.18**0.0★**▲ 65%**](https://www.amazon.com/dp/B0CNKLHHRT) [**rize labs Fast Lean Official Pro Advanced Formula Supplement Hydration BCAA Drink Capsules in a Jar Easy to Scoop and Tastes Great - Pack of 5(120 Servings)**rize labs**$93.27**0.0★**▲ 13%**](https://www.amazon.com/dp/B0CNKK3QDH) [**GREENVIFY Fast Lean Pro Ultra Advanced Thermogenic Formula Daily Metabolic Support Powder 30 Servings**GREENVIFY**$26.80**0.0★**▲ 12%**](https://www.amazon.com/dp/B0G1Z9TVHC) [**rize labs Fast Lean Pro Official Fast Lean Pro Advanced Formula Supplement Reviews FastLeanPro Hydration BCAA Drink Capsules in a Jar Easy to Scoop and Tastes Great (90 Servings) (Pack of 3)**rize labs**$78.48**1.0★**— 3%**](https://www.amazon.com/dp/B0CNKLTZ7L)
**~~View all trending →~~**
## **What buyers say about fast lean pro**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Nutritional Content**20%
*“better food choices much easier”*
**Energy Level**20%
*“sustained energy it provides”*
**Stress/Anxiety**10%
*“it fits easily into her routine without causing any discomfort or disruption”*
**Focus Enhancement**10%
*“Fast Lean Pro Max has been a genuinely helpful”*
**Taste-Overall**10%
*“cravings were less intrusive”*
**Ingredients-Overall**10%
*“the formula feels balanced without any jittery or harsh sensations that some thermogenic-type supplements give”*
**Soft Feel**10%
*“What stands out most is the smooth”*
**Ease Of Use**10%
*“The capsules are easy to take”*
### **What buyers complain about **
**Natural Resource Wastage**50%
*“Waste of money”*
**Functionality-Overall**50%
*“Does not work at all”*
## **Common questions**
- **Is fast lean pro profitable to sell on Amazon United States?**
- The niche generates $12K/yr across 7 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -18.2%. Flapen's verdict: Skip it (48/100).
- **How competitive is the fast lean pro niche?**
- 2 brands and 3 sellers compete. The top 5 products take 88% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in fast lean pro?**
- Top complaints mined from reviews: Natural Resource Wastage, Functionality-Overall. The return rate is 0.6%.
- **When does demand for fast lean pro peak?**
- Demand peaks in Aug; the busiest month runs 3.3× the quietest.
- **What does it cost to enter the fast lean pro niche?**
- Listings span $26.56–$93.27; the average listing price is $51.01 (sweet spot $15–$100). The average incumbent carries 1 reviews — the moat a new listing must climb.
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