---
title: "Milk Thistle Oil — $5K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/milk-thistle-oil"
last_updated: "2026-08-12T11:55:12.285Z"
locale: en
meta:
description: "Amazon product research for milk thistle oil: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for milk thistle oil: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Milk Thistle Oil — $5K/mo Amazon US Product Research (2026)"
---
# **Milk Thistle Oil**
**Worth a look**
Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 14Growth 70Conversion 63Competition 55Returns 100Price range 90Avg price 95Brand share 73Review moat 37Quality gap 28
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$25.55**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.45–$97.27**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****61%**
top-5 brand share — brands hold most of the demand
**Growth**
**Good****+51.9%**
90-day search growth — must beat 0% to launch
**Conversion**
**Good****5.6%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****52%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Okay****2,809.25**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$55K**
$55K/yr · 39K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
## **Is milk thistle oil profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, milk thistle oil is a $55K/yr Amazon United States market (39K searches/yr). The top 5 brands hold 61% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 58/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **milk thistle oil market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **2K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$51K–$64K**
- units × avg price
- **Conversion rate**
- **5.6%**
- **Avg BSR**
- **#218**
- **Page quality**
- **0%**
- **Prime**
- **96%**
- **Sponsored**
- **71%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **70 months**
- **Avg seller age**
- **170 days**
## **Competition: brands, sellers & click share**
The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**24 **▲rising
**Sellers**
**542**
**Top-5 brand share**
**61%**
Top 20: 97%
**Top-5 click share**
**52%**
Top 20: 93%
**Open market**
**33%**
- Erbology20% - Siberian Green12% - PURE CO11% - Essences Bulgaria11% - Siberian Treasure8% - Mayan's Secret5%
## **milk thistle oil demand & seasonality**
Weekly Amazon search volume, last 83 weeks — +51.9% search growth over the last 90 days.
2K1KSpike '25Prime Day '25Holiday '25Spike '26Prime Day '26 seasonJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Apr, May · busiest ÷ quietest = 2.4×
[**Open Trend **](https://flapen.com/research/us/health-household/milk-thistle-oil/trend)
## **Top milk thistle oil search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **cold pressed milk thistle**6K/yr>1,000%3.8% conv. - **milk thistle oil**15K/yr+9.0%3.6% conv. - **milk thistle oil cold pressed organic**6K/yr+29.8%5.8% conv. - **thistle oil**4K/yr-13.3%3.5% conv. - **milk thistle seed oil**4K/yr-22.5%6.6% conv. - **milk thistle oil organic**4K/yr-79.6%7.3% conv. [**All search terms **](https://flapen.com/research/us/health-household/milk-thistle-oil/search-terms)
## **Top milk thistle oil 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%3%$2K6%$3K9%$5K12%$7K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Erbology Organic Milk Thistle Oil 3.4 fl oz - Cold-Pressed - High in Vitamin E - Detoxifying - Straight from Farm - Non GMO - No Additives or Preservatives - Recyclable Glass Bottle**Erbology**$19.94**4.6★850 rev](https://www.amazon.com/dp/B01AKRFRUU) [2**USDA Organic Milk Thistle Extract - High Potency 10:1 Silymarin Milk Thistle Liquid Liver Cleanse Detox & Repair Supplement - Vegan Non-GMO & Alcohol-Free Liver Support Supplement (30 Servings)**PURE CO**$16.69**4.7★2,183 rev](https://www.amazon.com/dp/B0FTFVNLS2) [3**Essences Bulgaria Organic Milk Thistle Oil 8.5 Fl Oz | 250ml | 100% Natural Cold-Pressed Oil | Extra Premium Quality | No Additives or Preservatives | Non-GMO | Vegan**Essences Bulgaria**$29.57**4.5★279 rev](https://www.amazon.com/dp/B0DJGY7ZCX) [4**Siberian Milk Thistle Oil | 100% Natural Extra Virgin Cold Pressed 100 ml / 3.4 fl oz | Unrefined Raw**Siberian Green**$14.88**4.4★82 rev](https://www.amazon.com/dp/B09N1WFHQS) [5**Erbology Organic Milk Thistle Oil 8.5 fl oz - Cold-Pressed - High in Vitamin E - Detoxifying - Straight from Farm - Non GMO - No Additives or Preservatives - Recyclable Glass Bottle**Erbology**$39.76**4.6★850 rev](https://www.amazon.com/dp/B01CO4WYKI)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Milk Thistle Liquid Drops All Natural Milk Thistle Extract with Silymarin High Absorption Non-GMO Gluten-Free 4 oz**NEW AGE**$24.50**51 rev7mo ago](https://www.amazon.com/dp/B0G5TDFQZH) [**USDA Organic Milk Thistle Extract - High Potency 10:1 Silymarin Milk Thistle Liquid Liver Cleanse Detox & Repair Supplement - Vegan Non-GMO & Alcohol-Free Liver Support Supplement (30 Servings)**PURE CO**$16.69**2,183 rev9mo ago](https://www.amazon.com/dp/B0FTFVNLS2) [**OASIS FORCE Organic Milk Thistle Extract Liquid Silymarin Milk Thistle Drops Supplement with Dandelion & Artichoke for Digestive Health Daily Vitality & Liver Support Vegan Alcohol-Free 2 FL OZ**OASIS FORCE**$23.27**233 rev1y ago](https://www.amazon.com/dp/B0F1NK5NRW) [**Siberian Green Milk Thistle Oil 250ml Single Varietal Seed Oil Extra Virgin Unrefined Cold Pressed Food-Grade Formula From Siberia Altai Golden Mountains**Siberian Green**$36.33**42 rev1y ago](https://www.amazon.com/dp/B0F79NZ2NG) [**Micro Ingredients Milk Thistle Supplement | 360 Softgels with Grape Seed Oil | Highly Bioavailable Extract | Contains Active Silymarin + Antioxidants**Micro Ingredients**$18.63**402 rev1y ago](https://www.amazon.com/dp/B0F5S4X7L6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**USDA Organic Milk Thistle Extract - High Potency 10:1 Silymarin Milk Thistle Liquid Liver Cleanse Detox & Repair Supplement - Vegan Non-GMO & Alcohol-Free Liver Support Supplement (30 Servings)**PURE CO**$16.69**4.7★**▲ 161%**](https://www.amazon.com/dp/B0FTFVNLS2) [**Milk Thistle Liquid Drops All Natural Milk Thistle Extract with Silymarin High Absorption Non-GMO Gluten-Free 4 oz**NEW AGE**$24.50**4.2★**▲ 108%**](https://www.amazon.com/dp/B0G5TDFQZH) [**Zazzee USDA Organic Milk Thistle 50:1 Extract 80% Silymarin Flavonoids 200 Vegan Capsules 6+ Month Supply Silybum Marianum Liver Support & Detox Support Organic All-Natural Non-GMO Made in USA**Zazzee**$37.09**4.8★**▲ 104%**](https://www.amazon.com/dp/B07RWB6BS2) [**(2 Pack) Milk Thistle Liquid Drops Silymarin 1000mg Liver Supplement Detox & Cleanse with Dandelion & Artichoke Milk Thistle Organic Extract for Support Repair Liver Health Vegan Non-GMO 1 Fl Oz**PAYAOCZ**$19.91**4.6★**▲ 102%**](https://www.amazon.com/dp/B0D8KKVJGM) [**Micro Ingredients Milk Thistle Supplement | 360 Softgels with Grape Seed Oil | Highly Bioavailable Extract | Contains Active Silymarin + Antioxidants**Micro Ingredients**$18.63**4.7★**▲ 63%**](https://www.amazon.com/dp/B0F5S4X7L6)
**~~View all trending →~~**
## **What reviews say buyers love and hate about milk thistle oil**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**20%
*“It tastes amazing”*
**Quality-Overall**15%
*“Excellent product”*
**Value For Money**5%
*“Very affordable”*
**Energy Level**5%
*“More energy”*
**Efficiency**5%
*“Effective”*
**Regulates Digestion**5%
*“Easy to digest”*
**Heart Health**3%
*“it has contributed to significant improvement in my overall health”*
**Ease Of Use**3%
*“Easy to use”*
**Advertised Vs Actual Product**3%
*“As advertised”*
**Dosage**3%
*“Happy with Dose”*
### **What buyers complain about **
**Value For Money**12%
*“too expensive”*
**Taste-Overall**8%
*“the taste is horrific”*
**Dosage**6%
*“way too high of a dosage”*
**Functionality-Overall**6%
*“It doesn't help”*
**Side Effects**6%
*“ended up very sick”*
**Regulates Digestion**4%
*“My tummy is bloated”*
**Allergies**3%
*“Made me sick”*
**Acid Regulator/Stomach Ache Relief**3%
*“been dealing with a lot of gas bloating food intolerance gerd all kinds of gastric mess”*
**Advertised Vs Actual Product**2%
*“It does not do as advertised”*
**Heart Health**2%
*“However it caused my heart to races too fast”*
### **Top return reasons **
**Value For Money**19%
**Certifications**13%
**Vitamin**9%
**Ingredients-Overall**6%
**Age Suitability**6%
**Smell**6%
**Advertised Vs Actual Product**6%
**Side Effects**6%
**Taste-Overall**6%
**Functionality-Overall**6%
## **Common milk thistle oil questions**
- **Is milk thistle oil profitable to sell on Amazon United States?**
- The niche generates $55K/yr across 28 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +51.9%. Flapen's verdict: Worth a look (58/100).
- **How competitive is the milk thistle oil niche?**
- 24 brands and 542 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 61% of demand.
- **What do buyers complain about in milk thistle oil?**
- Top complaints mined from reviews: Value For Money, Taste-Overall, Dosage. The return rate is 0.0%.
- **When does demand for milk thistle oil peak?**
- Demand peaks in Apr–May; the busiest month runs 2.4× the quietest.
- **What does it cost to enter the milk thistle oil niche?**
- Listings span $9.45–$97.27; the average listing price is $25.55 (sweet spot $15–$100). The average incumbent carries 2,809 reviews — the moat a new listing must climb.
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