---
title: "Milk Thistle for Dogs — $213K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/milk-thistle-for-dogs"
last_updated: "2026-07-21T17:40:27.294Z"
locale: en
meta:
description: "Niche score 55/100 · $213K/yr market · 116K searches/yr · $24.56 avg price. Soft demand (+2.2% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $213K/yr market · 116K searches/yr · $24.56 avg price. Soft demand (+2.2% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Milk Thistle for Dogs — $213K/yr Amazon US Niche (2026) - Flapen"
---
# **milk thistle for dogs**
**Worth a look**
Shows low returns (0.0%), but soft demand (+2.2% this quarter) keeps it on the watch list.
Market size 41Growth 28Conversion 77Competition 30Returns 100Price range 87Avg price 95Brand share 60Review moat 58Quality gap 47
**Returns**
**Incredible****0.0%**
return rate — above 6% kills the launch gate
**Avg price**
**Incredible****$24.56**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$10.03–$62.42**
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****69%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Good****1,172.05**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$213K**
$213K/yr · 116K searches
**Competition**
**Okay****67%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+2.2%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, milk thistle for dogs is a $213K/yr Amazon United States market (116K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 55/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **milk thistle for dogs market data**
- **Units sold / yr**
- **10K–13K**
- avg 500–750/product
- **Revenue / yr**
- **$246K–$307K**
- units × avg price
- **Launch success**
- **—**
- 0 of 3 new (360d)
- **Conversion rate**
- **7.5%**
- **Avg BSR**
- **#142**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **84%**
- **Out of stock**
- **3.5%**
- **Avg brand age**
- **68 months**
- **Avg seller age**
- **169 days**
## **Competition & brand share**
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▲rising
**Sellers**
**21**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**67%**
Top 20: 100%
**Open market**
**24%**
- Pet Wellbeing19% - Coco and Luna17% - WONDER PAWS15% - Pawsitive10% - Clear Max8% - PawVital7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +2.2% search growth over the last 90 days.
4K3KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/pet-supplies/milk-thistle-for-dogs/trend)
## **Top milk thistle for dogs search terms**
- **milk thistle for dogs**81K/yr-5.4%8.5% conv. - **dog milk thistle**10K/yr+25.4%4.8% conv. - **milk thistle dog**7K/yr+19.7%4.4% conv. - **milk thistle for dogs liver support**6K/yr+28.5%6.6% conv. - **milk thistle supplement for dogs**7K/yr+15.2%5.9% conv. - **milk thistle dogs**5K/yr+5.9%6.7% conv. [**All search terms **](https://flapen.com/research/us/pet-supplies/milk-thistle-for-dogs/search-terms)
## **Top milk thistle for dogs 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%$11K10%$21K15%$32K20%$43K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 19 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Pet Wellbeing Milk Thistle for Dogs - Organic Milk Thistle Supports Healthy Liver Function & Detoxification - NASC Certified & Vet-Formulated - 2 oz Liquid**Pet Wellbeing**$39.71**4.6★2,340 rev](https://www.amazon.com/dp/B00BCQQNR0) [2**Milk Thistle for Dogs 120 Tablets - Liver Kidney & Detox Support**Coco and Luna**$25.75**4.4★3,124 rev](https://www.amazon.com/dp/B08P7XPJNM) [3**Wonder Paws Milk Thistle Liver Support for Dogs Supports Kidney Function for Pets Detox Hepatic Support with Wild Alaskan Salmon Oil & Curcumin Omega 3 EPA & DHA (2 Oz)**WONDER PAWS**$19.70**4.3★2,017 rev](https://www.amazon.com/dp/B092XTL3F6) [4**Wanderfound Pets Milk Thistle for Dogs Tasty Salmon & Bacon Flavored Natural Liver Support for Pets Kidney Cleanse Detox & Repair Formula Manufactured in the USA 100 Chewable Tablets**Pawsitive**$19.87**4.4★1,364 rev](https://www.amazon.com/dp/B07L32G1D8) [5**Milk Thistle for Dogs Liver & Kidney Support for Large & Small Pets Milk Thistle for Cats to Care for Digestion Specialist-Approved Liquid Formula with Salmon Flavor GMO Free 2 Oz Bottle**Clear Max**$11.89**4.5★440 rev](https://www.amazon.com/dp/B0CL4RNHP2)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MULTIBITES Liver Support for Dogs Milk Thistle (with Natural Silymarin) Same Turmeric (with Curcumin) for Liver Health Antioxidant Immune & Digestive Support & Gut Health - 330 Chews**MULTIBITES**$12.47**9 rev3mo ago](https://www.amazon.com/dp/B0GL6ZBB7B) [**150 Chews Milk Thistle for Dogs Advanced Milk Thistle Supplement for Dogs with Curcumin Choline Fish Oil Prebiotics Healthy Liver Skin Coat Immune Boost Fit Large Small Medium Breed Chicken Flavor**Watvsk**$21.50**21 rev6mo ago](https://www.amazon.com/dp/B0GCMPP5DH) [**Wellix 120ml Milk Thistle for Cats & Dogs Advanced Formula with Astaxanthin for Detox and Antioxidant Dog Liver Supplement Chicken Flavor Milk Thistle Liquid**Wellix**$10.03**45 rev7mo ago](https://www.amazon.com/dp/B0FWQLW5N2) [**Milk Thistle for Dogs - Max Strength Liver Support Chews Wild Alaskan Salmon Oil & Curcumin - Kidney Detox & Hepatic Support - Natural Liver Support Chews Made with Real Chicken Choline & NAC**PawVital**$26.06**113 rev1y ago](https://www.amazon.com/dp/B0DQVN2NLJ) [**Milk Thistle for Dogs 180 Chewable Tablets Milk Thistle Supplement for Dogs Natural Liver Support for Pets Kidney Cleanse & Repair Boosts Immune System Peking Duck Flavor**FSLHCY**$13.31**128 rev2y ago](https://www.amazon.com/dp/B0D2QN3588)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**150 Chews Milk Thistle for Dogs Advanced Milk Thistle Supplement for Dogs with Curcumin Choline Fish Oil Prebiotics Healthy Liver Skin Coat Immune Boost Fit Large Small Medium Breed Chicken Flavor**Watvsk**$21.50**4.8★**▲ 323%**](https://www.amazon.com/dp/B0GCMPP5DH) [**MULTIBITES Liver Support for Dogs Milk Thistle (with Natural Silymarin) Same Turmeric (with Curcumin) for Liver Health Antioxidant Immune & Digestive Support & Gut Health - 330 Chews**MULTIBITES**$12.47**4.2★**▲ 315%**](https://www.amazon.com/dp/B0GL6ZBB7B) [**Wellix 120ml Milk Thistle for Cats & Dogs Advanced Formula with Astaxanthin for Detox and Antioxidant Dog Liver Supplement Chicken Flavor Milk Thistle Liquid**Wellix**$10.03**4.5★**▲ 172%**](https://www.amazon.com/dp/B0FWQLW5N2) [**Nutramax Denamarin for Dogs Liver Health Supplement with S-adenosylmethionine (SAMe) plus Silybin Liver Support for Dogs Chewable Tablets 30 Count**Nutramax Laboratories**$42.89**4.5★**▲ 64%**](https://www.amazon.com/dp/B00261WU9U) [**Milk Thistle for Dogs - Max Strength Liver Support Chews Wild Alaskan Salmon Oil & Curcumin - Kidney Detox & Hepatic Support - Natural Liver Support Chews Made with Real Chicken Choline & NAC**PawVital**$26.06**4.7★**▲ 56%**](https://www.amazon.com/dp/B0DQVN2NLJ)
**~~View all trending →~~**
## **What buyers say about milk thistle for dogs**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**19%
*“THE REVIEWS WERE RIGHT”*
**Pet Friendly**12%
*“Dog approved”*
**Taste-Overall**11%
*“Yummy—easy to use as a treat”*
**Flavor**10%
*“My dog loves the flavor of these tablets”*
**Ease Of Use**10%
*“Ease of use”*
**Value For Money**10%
*“Good price”*
**Ingredients-Overall**8%
*“The ingredients IMO are good”*
**Ease Of Chewing/Swallowing**3%
*“so its incredibly easy for him to eat them”*
**Size-Overall**2%
*“has no trouble with the size”*
**Soothing/Teething**2%
*“Helps with his liver”*
### **What buyers complain about **
**Taste-Overall**20%
*“Dog does not like the taste”*
**Smell**13%
*“It smells so bad”*
**Value For Money**11%
*“it just became too expensive”*
**Indigestion**9%
*“Dog developed severe diarrhea on 2nd day”*
**Flavor**5%
*“Our dog doesn't like the flavor”*
**Size-Overall**5%
*“The bottle is huge”*
**Leak-Proof**4%
*“The bottle also leaks”*
**Hard Feel**3%
*“Rock hard”*
**Color**3%
*“Distinctly different colors”*
**Ease Of Use**2%
*“Messy and hard to measure”*
## **Common questions**
- **Is milk thistle for dogs profitable to sell on Amazon United States?**
- The niche generates $213K/yr across 19 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is +2.2%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the milk thistle for dogs niche?**
- 17 brands and 21 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in milk thistle for dogs?**
- Top complaints mined from reviews: Taste-Overall, Smell, Value For Money. The return rate is 0.0%.
- **When does demand for milk thistle for dogs peak?**
- Demand peaks in Apr–May; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the milk thistle for dogs niche?**
- Listings span $10.03–$62.42; the average listing price is $24.56 (sweet spot $15–$100). The average incumbent carries 1,172 reviews — the moat a new listing must climb.
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