---
title: "Liver Guard — $4K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/liver-guard"
last_updated: "2026-08-12T16:27:11.263Z"
locale: en
meta:
description: "Amazon product research for liver guard: $4K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for liver guard: $4K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Liver Guard — $4K/mo Amazon US Product Research (2026)"
---
# **Liver Guard**
**Skip it**
A small market ($44K/yr) — this niche doesn't clear our bar today.
Market size 11Growth 17Conversion 77Competition 28Returns 100Price range 86Avg price 95Brand share 52Review moat 44Quality gap 48
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$28.95**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.84–$57.36**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****7.5%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****74%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****2,096.64**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-15.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$44K**
$44K/yr · 20K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
## **Is liver guard profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, liver guard is a $44K/yr Amazon United States market (20K searches/yr). The top 5 brands hold 74% of demand. Verdict: Skip it — 47/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **liver guard market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **2K–2K**
- avg 250–500/product
- **Revenue / yr**
- **$43K–$58K**
- units × avg price
- **Conversion rate**
- **7.5%**
- **Avg BSR**
- **#459**
- **Page quality**
- **0%**
- **Prime**
- **93%**
- **Sponsored**
- **100%**
- **Out of stock**
- **5.8%**
- **Avg brand age**
- **76 months**
- **Avg seller age**
- **173 days**
## **Competition: brands, sellers & click share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▲rising
**Sellers**
**17**
**Top-5 brand share**
**74%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**22%**
- Source Naturals31% - NHDH22% - VITAJOURNEY9% - Huge Supplements6% - Hepagard6% - Clean Nutraceuticals4%
## **liver guard demand & seasonality**
Weekly Amazon search volume, last 29 weeks — -15.0% search growth over the last 90 days.
400300Spike '26Prime Day '26Jan '26Feb '26Mar '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/health-household/liver-guard/trend)
## **Top liver guard search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **liver guard**13K/yr-10.7%3.1% conv. - **liver guard supplement**4K/yr-13.6%1.9% conv. - **harvard apparatus liver guard**4K/yr-48.8%0.7% conv. [**All search terms **](https://flapen.com/research/us/health-household/liver-guard/search-terms)
## **Top liver guard 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.
0%10%$4K20%$9K30%$13K40%$18K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Milk Thistle Liver Support Supplement 14-in-1 Herbal Formula 60 Tablets**NHDH**$22.58**4.2★103 rev](https://www.amazon.com/dp/B0DD7GGCC3) [2**Source Naturals Liver Guard - 120 Tablets**Source Naturals**$28.78**4.4★141 rev](https://www.amazon.com/dp/B000GFHP4I) [3**Source Naturals Liver Guard - 60 Tablets**Source Naturals**$25.31**4.4★141 rev](https://www.amazon.com/dp/B00020I6MW) [4**Liver Cleanse Detox & Repair Supplement with Milk Thistle 60 Tablets**VITAJOURNEY**$20.16**4.6★20 rev](https://www.amazon.com/dp/B0GZVGDN7C) [5**Defend Cycle Support - Most Stacked & Complete Organ Protection Liver Support Kidneys Heart Prostate & Immune System On Cycle - Contains NAC TUDCA Milk Thistle Astragalus & More (360 Capsules)**Huge Supplements**$57.36**4.6★411 rev](https://www.amazon.com/dp/B0983W71RS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Liver Cleanse Detox & Repair Supplement with Milk Thistle 60 Tablets**VITAJOURNEY**$20.16**20 rev2mo ago](https://www.amazon.com/dp/B0GZVGDN7C) [**Liver Advanced+ 240 Veggie Capsules | 20-in-1 Complex with Milk Thistle Dandelion NAD NAC ALA TUDCA Glutathione Artichoke Turmeric & Astragalus | Non-GMO Gluten Free**Micro Ingredients**$22.09**1,256 rev1y ago](https://www.amazon.com/dp/B0DVM7GKC2) [**FIRSTORGANIC Milk Thistle Liver Guard+ Complex | 1366mg - 120 Caps | 27-in-1 Herbal Liver Support Blend | with Silymarin Beet Root NAC & Zinc | Third-Party Lab Tested**FIRSTORGANIC**$21.73**30 rev1y ago](https://www.amazon.com/dp/B0DT4MQC9C) [**Milk Thistle Liver Support Supplement 14-in-1 Herbal Formula 60 Tablets**NHDH**$22.58**103 rev1y ago](https://www.amazon.com/dp/B0DD7GGCC3) [**32-in-1 Liver Support with Milk Thistle Supplement Liver Detox with Silymarin Artichoke Extract & Beetroot Powder Comprehensive Wellness Formula for Liver Cleanse 1426mg (90 count) (Pack of 1)**PrimeMD**$23.83**1,323 rev2y ago](https://www.amazon.com/dp/B0CMDHN6T8)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Liver Cleanse Detox & Repair Supplement with Milk Thistle 60 Tablets**VITAJOURNEY**$20.16**4.6★**▲ 641%**](https://www.amazon.com/dp/B0GZVGDN7C) [**Sandhus Liver Cleanse Detox & Repair Support Capsules with Milk Thistle & Dandelion Root | Herbal Supplement Pills for Liver Health | for Men & Women | Made in USA | Viral on Tiktok | 70 Count**Sandhu's**$26.71**4.5★**▲ 327%**](https://www.amazon.com/dp/B0CNQMVMWL) [**Source Naturals Liver Guard - 60 Tablets**Source Naturals**$25.31**4.4★**▲ 309%**](https://www.amazon.com/dp/B00020I6MW) [**Defend Cycle Support - Most Stacked & Complete Organ Protection Liver Support Kidneys Heart Prostate & Immune System On Cycle - Contains NAC TUDCA Milk Thistle Astragalus & More (360 Capsules)**Huge Supplements**$57.36**4.6★**▲ 258%**](https://www.amazon.com/dp/B0983W71RS) [**FIRSTORGANIC Milk Thistle Liver Guard+ Complex | 1366mg - 120 Caps | 27-in-1 Herbal Liver Support Blend | with Silymarin Beet Root NAC & Zinc | Third-Party Lab Tested**FIRSTORGANIC**$21.73**4.2★**▲ 252%**](https://www.amazon.com/dp/B0DT4MQC9C)
**~~View all trending →~~**
## **What reviews say buyers love and hate about liver guard**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“seems to be well made”*
**Efficiency**9%
*“It does work”*
**Regulates Digestion**6%
*“It did help with bloating and water retention”*
**Heart Health**6%
*“realized that it also helped lower my cholesterol”*
**Detoxification**5%
*“Good detox”*
**Ingredients-Overall**4%
*“Good ingredients”*
**Value For Money**4%
*“Good value”*
**Vitamin**4%
*“I really love vitamins”*
**Advertised Vs Actual Product**3%
*“As advertised”*
**Side Effects**3%
*“I really like the effects”*
### **What buyers complain about **
**Side Effects**12%
*“ended up very sick”*
**Functionality-Overall**10%
*“Doesn't do anything”*
**Dosage**7%
*“I had to start with a pill every other day to start”*
**Value For Money**7%
*“Waste of money”*
**Acid Regulator/Stomach Ache Relief**6%
*“Made me super sick”*
**Pain Relief-Overall**4%
*“Made my back hurt”*
**Allergies**4%
*“very uncomfortable rash”*
**Regulates Digestion**3%
*“After just two weeks of use, Ive experienced noticeably less bloating and gastrointestinal inflammation”*
**Taste-Overall**3%
*“Doesn't effect anything, taste bad”*
**Heart Health**3%
*“Has Side effects that can disrupt your triglycerides”*
### **Top return reasons **
**Functionality-Overall**25%
**Ingredients-Overall**13%
**Age Suitability**13%
**Value For Money**13%
**Certifications**13%
**Joint Pain**13%
**Vitamin**6%
**Acid Regulator/Stomach Ache Relief**6%
## **Common liver guard questions**
- **Is liver guard profitable to sell on Amazon United States?**
- The niche generates $44K/yr across 14 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -15.0%. Flapen's verdict: Skip it (47/100).
- **How competitive is the liver guard niche?**
- 13 brands and 17 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 74% of demand.
- **What do buyers complain about in liver guard?**
- Top complaints mined from reviews: Side Effects, Functionality-Overall, Dosage. The return rate is 0.0%.
- **What does it cost to enter the liver guard niche?**
- Listings span $9.84–$57.36; the average listing price is $28.95 (sweet spot $15–$100). The average incumbent carries 2,097 reviews — the moat a new listing must climb.
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